Did NASA find another Earth? Scientists look to the sky to find a copy of our planet, and some experts think they may have ...

The object is known as 2025 SC79, and it is 700 meters (2,297 feet) across. It goes around the Sun every 128 days, and it even crosses the orbit of Mercury. First observed on September 27, this object ...

A new study led by UNLV scientists sheds light on how planets, including Earth, formed in our galaxy—and why the life and ...

The universe is truly magical: vast, mysterious, and endlessly fascinating. There’s something almost unreal about being able ...

The James Webb Telescope captures the beginning of planetary formation around the young star HOPS-315 for the first time.

I/ATLAS, a mysterious interstellar object racing toward the Sun, is baffling scientists with its speed and origin. Some ...

Viewed from orbit, Jackass Flats — situated in southern Nevada about 65 miles northwest of Las Vegas — could easily be ...

We're just weeks away from this interstellar visitor reaching its brightest in Earth's night skies. Will we see it?

High above the Sun’s blazing equator lie its mysterious poles, the birthplace of fast solar winds and the heart of its magnetic heartbeat. For decades, scientists have struggled to see these regions, ...

There are a couple of ways that scientists can date planets, so which planets formed first in our solar system?

The European Space Agency (ESA) shared more data on the 3I/ATLAS interstellar comet after pointing to Mars orbiters at it.