🇮🇹 Wikipedia cited an article of mine on mathematician Renato Caccioppoli. (Red underline➡️. I know it isn't the Pulitzer P., but is a gratification for people like me who create & distribute free, educational materials. My post➡️

RT @Nereide: 1/2. Astrophotographer Dandan Huang captured this bright and green fireball, on 12 Aug 2018 above a valley in Yichang (Hubei,….

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RT @Nereide: A possible planet around the closest sun-like star?. Using the JWST, two complementary studies reveal evidence of a giant gase….

RT @Nereide: 1/2.I've written about NGC 346 in the past, but I couldn't leave out this new gem, recently released by Hubble, that gives us….

RT @NASA: We are saddened by the passing of Jim Lovell, commander of Apollo 13 and a four-time spaceflight veteran. Lovell's life and work….

RT @Nereide: 1/4.This nice colour composite from APEX shows RCW 120, an emission nebula and H II region located some 4,300 ly away in Scorp….

RT @Nereide: The JWST has opened a new window on the universe with the MIDIS (MIRI Deep Imaging Survey) project, focusing its instruments o….

RT @Nereide: This stunning image features JWST's NIRCam (near-infrared) newest observation of the planetary nebula NGC 6072. Planetary neb….

RT @Nereide: Have you ever heard of LRDs (or "Little Red Dots")?. A recent study (14 Jul 2025) reports the discovery of three of these cosm….

RT @Nereide: Captivating!. Picture a forming planet sculpting spiral arms in the disk of gas and dust around its star!. Using ESO’s VLT, a….

RT @Nereide: For centuries, Betelgeuse, the iconic red supergiant in Orion, has fascinated astronomers with its changing brightness. Why d….

RT @Nereide: 3I/ATLAS, the third interstellar comet ever discovered, passed through our Solar System from another star system. Thanks to t….

RT @Nereide: Super interesting!. A few days ago, a research team announced the discovery of a fascinating trans-Neptunian object, 2023 KQ14….

RT @Nereide: To celebrate its 3rd Anniversary, the JWST released this stunning image of the Cat's Paw Nebula (NGC 6334), a massive star-for….

RT @Nereide: On 14 July 2025, the LIGO-Virgo-KAGRA (LVK) collaboration announced to have detected GW231123, a gravitational wave signal gen….

RT @Nereide: Here are two great physicists: Richard Feynman and Hideki Yukawa, both nobelists. The first was my foremost inspirer to study….

RT @Nereide: The Cosmic Microwave Background (CMB) is like a snapshot of the newborn universe, taken 380,000 years after the Big Bang. It….

RT @Nereide: This wonderful, false color image by Hubble in ultraviolet, visible, and red light shows R136, one of the most energetic star….

A possible planet around the closest sun-like star?. Using the JWST, two complementary studies reveal evidence of a giant gaseous planet in the habitable zone of the star Alpha Centauri A, located just 4.37 ly away. Submitted on arXiv on 5 Aug. 2025, the studies are led by

RT @Nereide: 1/2.On 7 August 1972, a "two-ribbon" solar flare, erupting from a very active sunspot region, was recorded at the Big Bear Sol….

RT @Nereide: 2/2.Here is a still image of the seahorse flare. Further reading➡️ Video and image source➡️ https://t.….