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

Slashing utility profits and upping clean energy deployment are core components of Democrats' strategy to reduce energy costs ...

From new exoplanetary neighbors and a weakening dark energy to the best evidence for life on Mars and an interstellar comet ...

Mercury has long baffled astronomers because it defies much of what we know about planet formation. A new space mission ...

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

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

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

SANTA CRUZ — Xi Zhang, a professor of Earth and planetary science at UC Santa Cruz, has discovered that an exoplanet classed ...

Here is a look at just a few of the biggest developments in astronomy that The Debrief has been tracking in 2025.

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

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

Scientists tracked interstellar comet 3I/ATLAS and found rotating jets in a rare sun-facing tail during its 2025 pass through ...