The Hubble Space Telescope's newest images of 3I/ATLAS confirm the presence of its sunward anti-tail, contrary to the usual ...

Astronomers using the James Webb Space Telescope have identified a new moon, S/2025 U1, orbiting the ice giant Uranus. The ...

Bad news for those hoping interstellar invader 3I/ATLAS is an alien spacecraft as technosignature search turns up empty.

Jupiter currently shines as a brilliant silvery "star" in the constellation Gemini the Twins, low in the east-northeast sky ...

In the Solar System, there’s only one other gas giant: Saturn, currently visible to the west in the early evening. Leaving ...

NASA and Gemini North reveal stunning new images of interstellar comet 3I/ATLAS glowing with an eerie green light. Discover ...

Astronomers have captured the most detailed look yet at faraway galaxies at the peak of their youth, an active time when the adolescent galaxies were fervently producing new stars.

I/ATLAS, the fastest interstellar object ever recorded, is puzzling NASA experts with symmetrical jets and an unusual carbon ...

In the companion study, currently under peer review, Webb imaged Sextans A's interstellar medium and discovered polycyclic ...

New telescope instruments now reveal distant galaxies in detail, reshaping how astronomers map dark matter, star formation, ...

According to the team's results, mining undifferentiated asteroids (believed to be the progenitor of chondritic meteorites) ...

Comet 3I/ATLAS has arrived in the inner solar system behaving as if the usual rules of comet physics were optional. Instead ...