A disk 40 times the diameter of our solar system has been discovered by the Hubble Telescope, which is likely an image of ...

Astronomers discovered a new moon of Uranus and hundreds of moons around Saturn over the past year, and there may be many ...

However, the mechanism that has been thought to explain how that stardust disperses has now been shown to be flawed, and the team that made the discovery doesn’t have a coherent alternative to offer ...

Two rare cosmic collisions around the young star Fomalhaut were caught by space telescopes, offering new clues about how planets form.

ESA's advanced XMM-Newton telescope discovered a faint X-ray glow from the 3I/ATLAS comet. What is this mysterious light it ...

Astronomers finally have the answer to a 20 year mystery. In A Nutshell Hubble Space Telescope captured evidence of two ...

Hubble Space Telescope data reveal that two large collisions near the star Fomalhaut created dust clouds once mistaken for a planet, helping scientists better understand how planetary systems form ...

How common are Earth-like planets in the universe? When I started working on supernova explosions, I never imagined that my ...

A research team has discovered a unique quantum state at the interface between organic materials and two-dimensional ...

Comet 3I/ATLAS' CO₂-rich coma offers new clues about distant star systems, revealed through NASA and ESA ultraviolet, X-ray, ...

Learn how you can say farewell to comet 3I/ATLAS as it passes by Earth on Dec. 19, 2025, and what we have learned during its ...

The results come from long-term Hubble observations of how each bright object quickly grew, became oval-shaped, and gradually ...