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.

Neptune’s temperatures run oddly warm and cold

Neptune's temperatures are surprisingly both cooler and warmer than expected, scientists say in a new study using telescopes both on Earth and in space.

Spacewalk on April 18: A new robotic arm

On Monday, two Russian cosmonauts will venture outside the International Space Station for a spacewalk. Here's how to watch it live.