(One AU is the average Earth-Sun distance of 93 million miles [150 million kilometers]). Comet Gröller tops them all in terms ...

A chemical found in the atmosphere around an exoplanet that leads researchers to believe the planet may harbor life is called ...

Beautifully captured against a starry sky, Comet C/2024 G3 (ATLAS) — dubbed by some as the "Great Comet of 2025" — shines ...

A comet called ATLAS dazzled the southern skies for the last few weeks. Now it's heading out of view for half a million years ...

Over the next several weeks, astronomers will be looking closely at an asteroid called 2024 YR4 that could be as big as a football field as they try to determine how likely it is to strike Earth in ...

The triple star system is sending comets, asteroids and meteors our way, and the number of interstellar objects entering the solar system will rise.

February, asteroid 2024 YR4 was spotted and originally believed to have a 3.1 per cent of hitting Earth in 2032. Further ...

A newly discovered asteroid being tracked by the global science community has a nearly 98% chance of zooming by Earth without ...

Space agencies have systems in place to spot, track, and forecast the future orbits of potentially hazardous asteroids.

In December 2024, astronomers in Chile spotted a new asteroid streaking through the sky, which they named 2024 YR4. What’s ...

is currently the brightest comet predicted to be visible from Earth all year. Discovered on April 5, 2024 by the Asteroid Terrestrial-impact Last Alert System (ATLAS), it is a nonperiodic comet ...