Kiona Smith

Hera will be beginning a two-year journey past Mars and out to the asteroid belt where it will help us understand how to prevent an asteroid impact.

Besides being metal as heck, the results could shed light on the limits of general relativity.

The inside-out growth of this ancient galaxy could teach us something about the history of our own Milky Way and how it compares to the rest of the universe.

The Hunter's Moon rising this week is 2024's third supermoon in a row, which means the full Moon will look slightly bigger and brighter in the sky than usual.

Seven minutes after liftoff, SpaceX’s 200-foot-tall, 30-foot-wide Super Heavy rocket ended up right back where it started.

Over time, the meteorites that land on Earth will be able to tell the story of events happening 200 million miles away in space.

Earth plants could thrive under the light of an alien sun, according to a recent experiment.

Simulations show how a giant gas planet could end up with backwards rings and moons.

NASA is pretty sure the spacecraft isn't haunted, just old and cantankerous.

Two meteor showers, both streams of debris from the same massive object that broke apart 20,000 years ago, are happening at the same time this week.