Exoplanets like Earth have been discovered but not all Earth-like planets are equal when it comes to alien life.

At the beginning of the exoplanet age, the goals were fairly simple. The first was to find as many of them as possible to ...

We live in a very exciting time: answers to some of the oldest questions humanity has conceived are within our grasp. One of ...

Researchers behind the study hope that it could provide a foundation for the study of those stars, and examination of whether ...

Make room, earthling. We’re moving the other planets in our Solar System into our planetary neck of the woods. Would all the planets fit into this Goldilocks zone? What kinds of gravitational chaos ...

"Without Mars, Earth's orbit would be missing major climate cycles. What would humans and other animals even look like if Mars weren't there?" ...

New research casts doubt on the prospects for a habitable, active environment beneath the frozen surface of Jupiter’s moon ...

NASA has postponed the first planned spacewalk of 2026 after a medical concern involving a crew member aboard the ...

The James Webb telescope's search for habitable exoplanets is getting a big boost from its new star-watching companion, ...

Scientists have identified an unexpected way to study the hidden space weather of distant stars by observing strange, ...

Scientists found new evidence (or lack thereof) disproving the conspiracy theory that interstellar comet 3I/ATLAS is alien ...