Planet Labs continues to disappoint space investors. Shares of Planet Labs ( PL -10.97%) tumbled 15% through 11:35 a.m. ET ...

The James Webb Space Telescope has directly observed the key chemical of carbon dioxide in planets outside of our solar ...

Astronomers have identified a quartet of small rocky planets orbiting Barnard's star - one of our closest stellar neighbors - ...

A research team linked nearby stellar explosions to at least one, possibly two, mass die-offs after calculating the supernova ...

A superior conjunction occurs when Venus is the farthest from Earth, on the other side of the sun. Conversely, astronomers ...

Explore the ocean's extreme depths, where vent worms and extremophile bacteria thrive in scorching heat and crushing pressure ...

Two space missions reached their conclusion: one with a splashdown, the other with a quiet lunar death. And thrilling new ...

Every year globally, Earth Hour is celebrated on March 22 to encourage people to turn off the non-essential lights for an ...

Theia and Earth did not combine to form Moon, a new study suggests. The Moon might be a part of only Earth, a sibling 384,400 ...

Millions of people across the world will turn off non-essential lights for an hour on March 22 to observe Earth Hour 2025, a ...

Around 600 million years ago, Earth was home to strange, soft-bodied sea creatures, but a powerful asteroid impact in what is ...

Now, new geological data show that sea levels rose about 125 feet (38 meters) between 11,000 and 3,000 years ago, according ...