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

The National Aeronautics and Space Administration has confirmed an interstellar object is passing through our solar system. The object is a comet hailing from the direction of the constellation ...

A new study suggests yet another theory for a possible extra planet in our solar system, likely of a size between Mercury and ...

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

For the first time, astronomers have witnessed the early stages of planet formation around a distant young star, HOPS-315, thanks to groundbreaking observations made using theJames Webb Space ...

The interstellar object hurtling toward the inner solar system, where Earth is located, is much larger than previously ...

New telescope images show that the interstellar comet 3I/ATLAS is shooting a giant jet of gas and dust toward the sun. This ...

As a NASA spacecraft whizzed away from Earth at 40,265 mph, it took a brief moment to look over its robotic shoulder at how far it's traveled. Psyche, a mission and orbiter named after its space ...