Bird flu outbreak: Should you take down feeders?

A highly pathogenic bird flu is spreading among U.S. birds. Researchers originally recommended taking down feeders. Here's what they're saying now.

Micronovas are new! They’re small, but mighty

Astronomers using orbital and ground telescopes suddenly noticed stars that increase in brightness for only a few hours. They're calling them micronovas.

Our best images of Earth for Earth Day 2022

Enjoy this collection of some of our best images of Earth. Thanks to all who contributed their amazing photos, and have a Happy Earth Day!

SpaceX de-orbit burn witnessed over Europe

Skywatchers in Europe thought they saw a fireball - but it was the de-orbit burn of a SpaceX rocket - in the early evening of April 21, 2022.

SpaceX’s Crew-4 launch postponed due to weather

The launch of a SpaceX Falcon 9 rocket carrying Crew-4 astronauts to the International Space Station has been postponed due to weather.

SLS rehearsal scrubbed, Artemis likely delayed

NASA found critical faults in 2 systems on SLS, causing technicians to cancel a dress rehearsal of the ship’s launch. The delay will likely affect Artemis 1.

A new message to the stars? Beacon in the Galaxy

Scientists are planning a new message to the stars. The scientists would send binary code in radio waves of math, physics, our DNA, solar system and more.

Earth Day 2022: Celebrate online and in-person

To celebrate Earth Day 2022, NASA and the Earth Day network are hosting various events designed to promote the beauty of planet Earth and how we can protect it.

Did an interstellar meteor hit Earth in 2014?

The U.S. Space Command published a surprising memo last week stating that an interstellar meteor crashed near Papua New Guinea in 2014.

Will Starship and SLS herald a spaceflight revolution?

SpaceX's Starship and NASA's SLS are the 2 largest, most powerful rockets created so far. Both will soon take 1st flights out of Earth’s atmosphere.