The average distance between Earth and the moon is about 238,855 miles (384,400 kilometers).
Space News & Blog Articles
Should we be looking for intelligence on a planetary scale?
According to new research led by the University of Rochester, the search for extraterrestrial intelligence (SETI) should be broadened to look for signs of "planetary intelligence."
What is the average temperature on Earth?
The global average surface temperature lies somewhere around 57 degrees Fahrenheit (13.9 degrees Celsius).
SpaceX launching 50 Starlink satellites, landing rocket today: Watch it live
SpaceX will launch 50 satellites and land the returning rocket today (Feb. 25), and you can watch the action live.
Swirling winds of Saturn trigger never-before-seen auroras
Some of Saturn’s auroras are triggered by swirling winds within the planet’s own atmosphere, a completely new type of aurora not seen on any other planet before, new research suggests.
NASA's daring Parker Solar Probe spacecraft zips past the sun again today
The spacecraft will zoom close to 5 million miles from the sun's surface during its 11th flyby.
Satellite photos reveal details of Russian invasion into Ukraine
Satellites orbiting Earth are capturing a detailed view of Russia's invasion into Ukraine.
Mars' atmosphere: Facts about composition and climate
Mars' atmosphere is over 100 times thinner than Earth's and is primarily composed of carbon dioxide, nitrogen and argon gases.
This Week's Sky at a Glance, February 25 – March 5
As the winter Milky Way rides high, open star clusters near and far, and from compact to sparse, await your binoculars or telescope, At dawn catch the Venus-Mars pair, and try for the closer Mercury-Saturn pair lower down.
Earth from Space: Washington, US
To celebrate the recent data release from Landsat 9, this week we take a closer look at a part of Washington state – the northwesternmost state of the US – through the lens of Landsat 9.
New Russia sanctions won't imperil ISS operations, NASA says
The International Space Station program will continue business as usual, NASA assures us as the U.S. government levies new sanctions against Russia.
Roc soars again: Biggest airplane ever built aces 4th test flight
The biggest airplane ever built, Stratolaunch's Roc carrier aircraft, just aced its fourth test flight.
Fifty more Starlink satellites ready for launch Friday
In this file photo from 2019, a SpaceX Falcon 9 rocket stands vertical at Space Launch Complex 4-East at Vandenberg Space Force Base, California. Credit: SpaceX
SpaceX will launch another 50 Starlink internet satellites Friday from Vandenberg Space Force Base in California, continuing what’s expected to be a cadence of nearly one Falcon 9 launch per month this year at the West Coast spaceport.
NASA's Artemis 1 moon mission, 1st flight of new megarocket, won't launch until May
An April launch is no longer possible for Artemis 1, which will send an uncrewed Orion capsule around the moon using a huge Space Launch System megarocket. And May could be difficult to hit as well.
When a rogue rocket hits the moon March 4, NASA orbiter will hunt for its crater grave
The Lunar Reconnaissance Orbiter won't be in view during impact time, but may have a follow-up plan.
NASA control center named for Apollo launch director Rocco Petrone
The NASA control center that oversaw the launch of the first astronauts to walk on the moon now bears the name of one of its pioneering directors. Agency officials honored the late Rocco Petrone.
Biden announces sanctions targeting Russia’s space program
President Biden announced new sanctions against Russia on Thursday afternoon. Credit: White House
President Biden said Thursday the United States is imposing new sanctions against Russia, including measures that will “degrade” the country’s space program, in response to Russian military attacks on Ukraine.
Mini-Neptunes can Lose gas and Turn Into Super-Earths
Can one type of planet become another? Can a mini-Neptune lose its atmosphere and become a super-Earth? Astronomers have found two examples of mini-Neptunes transitioning to super-Earths, and the discovery might help explain a noted “gap” in the size distribution of exoplanets.
Strangely tilted black hole challenges formation theories
A tilted black hole spinning around a misaligned axis has been discovered in our galaxy, challenging theories of black hole formation.
Need Some More Ytterbium? Who Doesn’t? Here’s Where you can Find it in Space
Looking to do some mining in space? Need a little Ytterbium on your next flight through the galaxy? Researchers have figured out the best places in the cosmos to find this unusual but useful element.