From Viking to Perseverance, scientists have spent decades chasing chemical hints that could point to life beyond Earth.

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

Hubble spots the largest known planet forming disk, chaotic and lopsided, hiding a young star 1,000 light years away, raising ...

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

Astronomers using NASA's Hubble Space Telescope have imaged the largest protoplanetary disk ever observed circling a young ...

In 2025, astronomers sharpened their view of the planetary system around Proxima Centauri — the sun's closest stellar ...

Throughout 2025, there have been several chances to spot the Northern Lights across Canada. The best of all these ...

For only the second time ever, a collision between two asteroids has been observed around an alien star not too far beyond ...

A surprising new theory claims Earth’s building blocks were supernova ice, not stardust. This could change everything.

By tracking tiny stellar wobbles, astronomers have detected planets forming around young stars for the first time.

Scientists have sought out and detected radio emissions from from interstellar comet 3I/ATLAS, all but confirming that it has natural origins.

The Artemis II mission, which could launch as early as February, is expected to send four astronauts on a trip to the moon, ...