High above Earth, satellites like the European Union's Copernicus Sentinel-2 watch and track storms such as Hurricane Melissa, a category 5 maelstrom. These satellites help keep continuous eyes on the tempest and provide valuable data about how these natural disasters form and how they can impact communities in a changing world.

The interstellar comet 3I/ATLAS has a thick irradiated crust that no longer resembles its home star system, simulations and James Webb Space Telescope observations have found.

The ISS has “come into its own as a very sophisticated scientific laboratory,” says retired NASA astronaut Scott Kelly, who famously spent a year in space aboard the station in 2015 and 2016.

Harvesting solar energy in orbit and beaming it down to Earth is a decades-old idea. Now, a raft of companies say they could make it a reality.

Humans have been in space onboard the ISS continuously for 25 years. As the station nears its end, new commercial habitats are lining up to take its place

On tonight's episode of "9-1-1," Athena (Angela Bassett) and Hen (Aisha Hinds) finally made it back to Earth after a four-episode-long arc

The International Space Station is marking 25 years of nonstop human presence in orbit. Nearly 300 people have lived aboard the scientific outpost.

For Halloween, our space photo of the day shows a brilliant orange sunset over Kitt Peak Observatory in Arizona.

Sergey Ryzhikov and Alexey Zubritsky logged another 6 hours and 54 minutes outside the International Space Station today (Oct. 28).