New measurements have revealed that Jupiter — the largest planet in our solar system — is actually smaller and more flattened ...

Naval Postgraduate School students participate in the last class ever to operate FLTSATCOM. For more than 30 years, it has ...

SOLAR flares can knock out satellites, kill GPS navigation, trigger power blackouts, and irradiate astronauts. A single major solar storm could cost the global economy $2.4 trillion over five years.

A sample obtained by NASA's Perseverance rover of reddish rock formed billions of years ago from sediment on the bottom of a lake contains potential signs of ancient microbial life on Mars. Acting ...

The dwarf planet Pluto and its five known natural satellites (Charon, Styx, Nix, Kerberos, and Hydra) may be frigid, but ...

NASA's James Webb Space Telescope has captured a massive outflow of hot gases from a large star. This stellar jet spans 8 ...

If the explosion of one of these black holes were observed, scientists “would also get a definitive record of every particle ...

NASA's Juno spacecraft has spied the final "auroral footprint" of a moon of Jupiter, meaning that it has watched as the moon ...

On the Red Planet, aurorae glow green because the charged particles collide with oxygen atoms high above Mars. They may be ...

The James Webb Space Telescope cannot observe Earth directly. It is too bright and could damage the telescope. However, ...

Back in 2019, a consortium of scientists predicted August 2025 as the peak of the solar activity cycle. But where are we now?