Astronaut spies city lights, auroras and star trails from the ISS photo of the day for Sept. 22, 2026
City lights in Central Asia sparkle in this photo snapped from the ISS. (Image credit: NASA/Anil Menon) City…
Spectacular image from the surface of Mars – and scientists get a big surprise while searching for signs of ancient life
This image of Mars shows what it might be like to stand on the Red Planet and look…
Happy first day of fall! Astronomical autumn arrives in the Northern Hemisphere on Sept. 22
Astronomical autumn arrives today, Sept. 22! Here’s what to look out for as summer slips from the Northern…
A strange circle on satellite maps turned out to be a 390-million-year-old impact crater
An amateur astronomer searching satellite maps for possible camping locations in Quebec ended up spotting something far more…
Space42 plans 2029 launch of satellite phone service to end mobile dead zones
“Whether it’s Android, iPhone, in the near future, you’ll be able to connect to the satellites and receive…
A Rare, Distant Clump of Early Galaxies Reveals Ancient Cosmic Secrets
We live on a tiny world, embedded in a galaxy that is, itself, part of a vast, interconnected…
An Epic View of the Seasons
Most kids learn in elementary school that the seasons are caused by Earth rotating on a tilted axis…
NASA Webb Explores Family Tree of Newly Discovered Distant Objects
Since their discovery by NASA’s James Webb Space Telescope in 2022, little red dots (LRDs) have been the…
US judge declines to block transfer of wildlife refuge land to Musk’s SpaceX | Trump administration
A federal judge on Monday refused to block the Trump administration from giving SpaceX more than 700 acres…
On this day in space! Sept. 21, 2003: NASA’s Galileo spacecraft at Jupiter ends its mission with a fiery death dive into the gas giant
On Sept. 21, 2003, NASA’s Galileo mission to Jupiter and its moons came to an end. After 14…
SpaceX rolls giant Super Heavy booster to pad ahead of Starship’s 1st orbital flight (photos)
SpaceX is gearing up for the first orbital flight of its Starship megarocket, which is now just a…
The James Webb Space Telescope is helping astronomers become alien weather forecasters
With a new analysis of James Webb Space Telescope observations, we’re one step closer to interstellar weather forecasting…