1/2 Stunning image captured, at Arches National Park in Utah, by photographer Zach Cooley on 28 October 2020 when the Moon was in waxing gibbous phase with an illumination of 91%. Precisely, 91% was the percentage illuminated by the Sun. ➡️ www.dailymail.co.uk/news/article... 🔭 🧪 #science #sciart

🧵 Question: "If chimps are so much like us, why are they endangered while humans dominate the globe?" Goodall: "Well, in some ways we're not successful at all. We're destroying our home. That's not a bit successful." — #JaneGoodall, 3 Apr. 1934 - 1 Oct. 2025 #ForeverInspiring #LegacyOfHope 🧪

🧵 Feast your eyes upon this compelling pic of the "Saguaro" Moon, taken by Stefan Seip on 26 September 2007 during a trip to the American southwest. ➡️ apod.nasa.gov/apod/ap07092... Actually, this is a Harvest Moon. The reason why it was titled Saguaro Moon is rather obvious I think... 🔭 🧪 #sciart

🧵 On 14 January 2025, the LIGO's detectors captured GW250114, a gravitational wave signal (GWS) caused by two black holes' coalescence, each about 30 times the size of our Sun. With a signal-to-noise ratio of 80, as opposed to 26 for GW150914... Image Credits: Maggie Chiang/Simons Foundation 🔭 🧪

🧵 Have you ever seen anything like this? This both scary & fascinating view, captured by Dariusz Wierzbicki, refers to a dramatic shelf cloud, seen over Warsaw on 5 July 2009. A shelf cloud is one of two main types of arcus clouds. Precisely it's ➡️ weather.metoffice.gov.uk/learn-about/.... 🧪 🔭

🧵 A research team discovered a 160,000-light-year-long bridge of neutral hydrogen gas (HI) connecting two dwarf galaxies, NGC 4532 and DDO 137. This thanks to the WALLABY project, which utilizes the ASKAP telescope in Australia. ➡️ theconversation.com/what-a-newly... 🔭 🧪 #cosmology #science

I fully agree! I would add diversity is a wealth and, as such, must be welcomed, preserved, and respected in every sphere. Respect for diversity is, in fact, the foundation of freedom. #diversity #science 🔭🧪 ⚛️

Wow, over 800 MILLION BIRDS in flight! Join #BirdMigration: turn off lights from 11 PM to 6 AM to save them from collisions. Check radars on BirdCast (birdcast.info/migration-to...) and let’s help #nature! #LightsOut #science 🧪

🧵 This spectacular image by Göran Strand, captured over Östersund (Sweden) in 2019, superbly features the enchanting and colorful phenomenon known as cloud iridescence or irisation. This relatively rare... Image source➡️ apod.nasa.gov/apod/ap24070... 🔭 🧪 ⚛️ #science #nature

🧵 The exhibition "Pioneers of the Five Continents", created by the French Physical Society (SFP) to mark the International Physics Olympiad (IPhO) in France from July 18-24, 2025, celebrates 20 women physicists from all continents and eras who made significant contributions... 🔭 🧪 ⚛️ #WomenInSTEM

🧵 You are watching the rugged and stunning landscape of an asteroid, a near-Earth object: 162173 Ryugu. The image was captured on 23 September 2018 immediately before hop of Rover-1B. Image source➡️ hayabusa2.jaxa.jp/en/topics/20... Image credit: JAXA 🔭 🧪 #science #histsci

🧵 The JWST, using its NIRCam instrument, captured an immense stellar jet, 8 light-years long, that is almost twice the distance to Alpha Centauri. It lies at the heart of the galactic frontier, 15,000 light-years from the Sun, and originates from... ➡️ science.nasa.gov/missions/web... 🔭 🧪 #science

President Ignores Science by Linking Autism to Vaccines and a Common Painkiller www.nytimes.com/live/2025/09...

🧵 WD 1647+375, a white dwarf just 260 ly away, is "snacking" on the remnants of a Pluto-like body from an alien Kuiper Belt. Using Hubble's ultraviolet spectroscopy, an international team has revealed the chemical composition of this cosmic object, ➡️ warwick.ac.uk/news/pressre... 🔭 🧪 #science

🧵 A study, published in ApJ (July 2025), suggests that quasars, the extremely luminous active nuclei of galaxies, could signpost pairs of supermassive black holes, orbiting each other. Video: NASA's Goddard Space Flight Center/Scott Noble; simulation data, d'Ascoli et al. 2018 🔭 🧪 #cosmology

Poignant and captivating picture of a crescent-shaped Earth and Moon, taken September 18, 1977 by Voyager 1 when the space probe was 11.66 million km from our planet. Voyager 1 was launched on September 5, 1977. Image credit: NASA/JPL ➡️ jpl.nasa.gov/images/pia00... 🔭 🧪 #histsci #science 1/2

🧵 The Event Horizon Telescope (EHT) has captured new images of the supermassive black hole M87*. Observations from 2017, 2018, and 2021 reveal a dynamic and surprising environment. ➡️ eventhorizontelescope.org/new-eht-imag... Image credit: EHT Collaboration 🔭 🧪 #cosmology #astrophysics #science

🧵 A truly epic discovery! It is about the super-Jupiter Wispit 2b, the first planet to be clearly identified while it is forming within a multi-ringed protoplanetary disk. ➡️ astronomie.nl/nieuws/en/di... Image credit: ESO/R. F. van Capelleveen et al. (eso.org/public/unite...) 🔭 🧪 #planetsci

The Cassini spacecraft ended its mission on September 15, 2017 after more than 13 years at Saturn. This is the last, full mosaic (brightened version) of the gas giant and its rings,... ➡️ jpl.nasa.gov/images/pia17... Credit: NASA/JPL-Caltech/Space Science Institute 🔭 🧪 #histsci #planetsci 1/2

🧵 What is all this pink about? It is an explosion of extremely rare pink auroras over the skies of Norway! How come?🤔 Well, pink auroras are a sign of nitrogen. ➡️ www.spaceweather.com/archive.php?... ©Markus Varik/Greenlander 🔭 🧪 #science

🧵 This JWST image was released in 2024, but let's not just exclaim "oh, my God" or "breathtaking". Let's consider the science and technology behind it. Image Credit: NASA, ESA, CSA, STScI, M. Ressler (NASA-JPL) ➡️ webbtelescope.org/contents/news-releases/2024/news-2024-131 🔭🧪 #science

1/2 This extraordinary image was captured by Robert Fedez from Cancun as the Moon, in its orbit around the Earth, glided past Jupiter. On the upper right, you see the giant planet surrounded by its Galilean moons: Io, Ganymede, Europa and Callisto. ➡️ apod.nasa.gov/apod/ap20090... 🔭 🧪 #science

🧵 1/ A potential, strong biosignature on #Mars? So it seems. Let's take it step by step In July 2024, the Perseverance rover collected a Martian rock sample nicknamed "Sapphire Canyon". On 10 Sept. 2025, NASA held a press conference to inform about this sample analysis. Video credit: NASA 🔭 🧪

🧵 1/ This magical photo by Soumyadeep Mukherjee shows a fascinating atmospheric phenomenon: the Belt of Venus, captured over several Himalayan mountains. It appears as an arch of pinkish light above the blueish shadow that Earth casts... ➡️ apod.nasa.gov/apod/ap23062... 🔭 🧪 #science #sciart

🧵 1/ This magnificent image, captured by JWST's NIRCam instrument, features Pismis 24. It is a young star cluster in the heart of the nearby Lobster Nebula, located some 5,500 ly away in Scorpius. ➡️ science.nasa.gov/missions/web... Credit: NASA, ESA, CSA, STScI; Processing: A. Pagan (STScI) 🔭 🧪

The article is a masterpiece of irony and scientific rigor. It humorously debunks the claims of the Harvard astronomer and his collaborators regarding alien research, defending the scientific method and NASA's prioritization processes. A must-read for those who love true #science. 🔭 🧪

🧵 This image refers to a STEVE, or Strong Thermal Emission Velocity Enhancement. It is an atmospheric optical phenomenon, different from auroras, appearing generally as a purple and green light ribbon in the sky. ➡️ apod.nasa.gov/apod/ap21050... Image Credit: MaryBeth Kiczenski 🔭 🧪 ⚛️ #science

This mesmerizing red, rayed aurora was captured by Mariusz Durlej in Racibórz, Poland, early in the evening of May 11, 2024. The "culprit" was an active sunspot region called AR3664, the size of 15 Earth diameters, holding 58 individual sunspots. ➡️ apod.nasa.gov/apod/ap24051... 🔭 🧪 #science 1/2

🧵 This motivating article highlights schools’ role in tackling climate change. In Colorado, students led by Aisha O’Neil secured climate education in school standards, while in Oregon, Mikayla May advocated for 'House Bill 3365' to integrate sustainability across subjects. 1/3 #ClimateAction 🧪

🧵 An interesting study shares JWST breathtaking images of a protoplanetary disk seen edge-on around the protostar IRAS04302+2247, still nestled in its birth cloud. The young star is located 525 ly away in the Taurus star-forming region. Image Credit: ESA/Webb, NASA & CSA, M. Villenave et al 🔭 🧪

This Hubble image features the planetary nebula NGC 6818, or Little Gem Nebula. It is a celestial object well detectable telescopically in the September evening sky. At its center is the very hot core of the progenitor star. This emits powerful stellar wind causing...1/2 🔭 🧪 #science #galactic

🧵 Sept. 1-2, 1859: The Carrington Event, during the solar cycle 10. On 1 Sept. 1859, English astronomers Richard Carrington and Richard Hodgson noticed a sudden brightening on the Sun's surface like they'd never seen before— the first record of a solar flare... 1/5 🔭 🧪 #stellarastro #histsci

2/2 Thought of the day, inspired by images like this. "Somewhere, something incredible is waiting to be known." (Sharon Begley) Let's use our creativity, energy and humanity for purposes that make us better.

1/2 August 31, 1989: Stunning OGV (Orange, Green, Violet filter) color image of Neptune and Triton, taken as Voyager 2 departed the Neptune system. ➡️ www.flickr.com/photos/13216... Image Credit: NASA/JPL/Voyager-ISS/Justin Cowart 🔭 🧪 #histsci #planetsci #science

🧵 A groundbreaking study in A&A (Anderson & Hunt, 2025) has used the third Gaia data release to map stellar evolution, analyzing 34,760 variable stars in 1,192 Galactic open clusters (OCs). Here are the key points: - Variable stars as cosmic guides. 1/8 🔭 🧪 #stellarastro @emily.space

🧵 On 27 Aug. 2003, Hubble captured this image when Mars was at its closest approach to Earth in nearly 60,000 years. That was their closest encounter in recorded human history, when the two planets were just 56 million km of each other. ➡️ science.nasa.gov/asset/hubble... 🔭 🧪 #planetsci #histsci

🧵 Researchers from the LHCb Collaboration have reported a very rare event: the first observation of the Σ⁺ → p 𝜇⁺ 𝜇⁻ decay, that is, the disintegration of the sigma-plus baryon (Σ⁺) into a proton (p), an antimuon (𝜇⁺), and a muon (𝜇⁻ ). Image: Decay of the sigma-plus baryon ©LHCb ⚛️ 🔭 🧪 #science

This interesting article highlights how #climatechange presents both opportunities and challenges. In Australia, community batteries store solar energy, while grazing under solar panels improves the wool of merino sheep, demonstrating synergies between agriculture and green energy. 1/3 🧪 #science

🧵 August 27, 413 BC*: During The Peloponnesian War, a total lunar eclipse took place and defeated a Greek army. Paper➡️ adsabs.harvard.edu/full/1995JRA... *This is the equivalent Gregorian calendar date extrapolated back to classical Greek times. 🔭 🧪 #histsci #history #science

August 26, 1918: NASA's trailblazer and mathematician Katherine G. Johnson was born. Her calculations of orbital mechanics were vital to U.S. first triumphs in human spaceflight. I reshare a 🧵 about her. 🔭 🧪 #maths #science #WomenInSTEM #histsci

"The beauty of physics lies not only in its equations, but in understanding the profound concepts they represent." — Edward Witten, mathematical and theoretical physicist awarded the Fields Medal in 1990, born #OTD in 1951. He is considered as one of the most influential...🧵1/3 🔭 ⚛️ 🧪 #science

1/2 This highly enhanced color view of Saturn’s rings was assembled from multiple images taken by Voyager 2 on 17 August 1981. The enhanced colors are used to illustrate possible chemical variations in the ring material. ➡️ www.esa.int/ESA_Multimed... Credit: NASA/JPL 🔭 🧪 #histsci #planetsci

🧵 This spectacular image of the beautiful unbarred spiral galaxy NGC 3981 was taken by the DOE-built Dark Energy Camera (DECam). NGC 3981, located 65 Mly away in the constellation of Crater, is part of the NGC 4038 Group of galaxies... ➡️ noirlab.edu/public/image... 🔭 🧪 #science #astronomy

This study provides one of the most precise estimates to date of the contribution of compact clusters to star formation in the local Milky Way, leveraging cutting-edge Gaia data. The results not only support the clustered model but also highlight the importance of complete catalogs... 1/3 🔭 🧪

🧵 According to a recent study (Jul 2025), a research team discovered 11 high-velocity neutral hydrogen clouds (HVCs) within the Fermi Bubbles. ➡️ public.nrao.edu/news/galacti... The Fermi Bubbles are giant plasma lobes at temperatures over a million degrees Kelvin,... 🔭 🧪 #galactic #cosmology

🧵 Here is SS 433, the first identified microquasar. It is about one of the most exotic star systems known, a binary star microquasar consisting of a stellar-mass black hole and its companion, a giant star. The star is about 30 solar masses, ... ➡️ www.desy.de/news/news_se... 🔭 🧪 #cosmology

🧵 🔭 🧪 A landmark study, published on 8 Aug. 2025, presents a snapshot of the Universe’s first billion years, as revealed by the JWST's data. It comes from collaborative work of global cosmology experts during the ISSI Breakthrough Workshop in Bern (March 2024). ➡️ www.issibern.ch/press-releas...

🧵 There is a dark wolf in the sky!😮 This extraordinary 283-million-pixel image, by the VLT Survey Telescope (VST) at ESO’s Paranal Observatory in Chile, showcases the fascinating dark nebula SL 17, nicknamed Dark Wolf Nebula. ➡️ www.eso.org/public/unite... Credit: ESO/VPHAS+ team 🔭 🧪 #science

🧵 Using JWST/NIRSpec PRISM spectroscopy, an international research team has recently made an extraordinary discovery: the earliest CONFIRMED black hole, located at the heart of the CAPERS-LRD-z9 galaxy, 13.3 billion ly away. UT press release➡️ news.utexas.edu/2025/08/06/m... 🔭 🧪 #cosmology #science

🧵 Astrophotographer Dandan Huang captured this bright and green fireball, on 12 August 2018 above a valley in Yichang (Hubei, China), as it moved speedily across the sky. The Red Planet appears on the lower left. ➡️ apod.nasa.gov/apod/ap21080... 🔭 🧪 #science #planetsci #sciart