Protoplanetary disk. Figure from a computer simulation visualizing the formation of planets (https://svs.gsfc.nasa.gov/12278 ). Photo: NASA/JPL-Caltech. August 22, 2024, Mountain View, CA - An ...

A dramatic breakup near the sun erased hopes of a bright comet lighting up the evening sky this week.

A team of astronomers, spearheaded by researchers from the Shanghai Astronomical Observatory (SHAO) of the Chinese Academy of Sciences, has successfully conducted groundbreaking radio observations of ...

A fresh analysis of Comet 41P/Tuttle-Giacobini-Kresák observations suggests it abruptly reversed its spin after its last Earth flyby—an extreme and unprecedented change. Reading time 3 minutes The ...

Spread the loveApril 2026 is set to become a significant month for astronomy enthusiasts as two comets—R3 Pan-STARRS and A1 MAPS—prepare to make their appearances in the inner solar system. This ...

Two greenish-hued comets are swinging through the inner solar system this fall, offering a rare chance to spot them in the coming weeks. The comets, named C/2025 A6 (Lemmon) and C/2025 R2 (SWAN), are ...

No two comets are exactly alike. Of course, they can appear similar. Two decently bright comets that share a superficial resemblance are gracing our skies right now, in fact: C/2025 A6 (Lemmon) and ...

If C/2026 A1 (MAPS) survives its close encounter with the sun, it could blaze brightly enough to be seen from Earth. A blue-green glow surrounds comet C/2026 A1 (MAPS) on March 14. The comet is now ...

Later this month, two green comets are forecast to become visible — possibly to the naked eye — in an extremely rare double-act. The brightness of comets is famously difficult to predict, but these ...

As 3I/ATLAS passes near the sun, methanol gas glows blue, mixed with icy dust grains, while the far side of the comet glows orange with hydrogen cyanide in this artist's rendering. Credit: NSF / AUI / ...

Add Yahoo as a preferred source to see more of our stories on Google. A newly discovered comet has astronomers excited, with the potential to be a spectacular sight in early April. C/2026 A1 (MAPS) ...