Early in our Solar System’s history, bits of icy debris were scattered and then gradually coaxed into a spiral alignment in ...

SPHEREx, NASA’s latest astrophysics observatory, has launched aboard a Falcon 9 rocket alongside PUNCH, a mission studying solar wind. SPHEREx will create a 3D map of the universe, helping to uncover ...

A weak magnetic field likely attracted matter inward, contributing to the formation of the outer planetary bodies, from ...

Radioisotope thermoelectric generators do not rely on chemical reactions like the batteries in your phone. Instead, they rely on the radioactive decay of elements to produce heat and eventually ...

Exciting new research suggests there are four miniature planets orbiting Barnard’s Star, each thought to be just 20 to 30% ...

Feb. 27, 2025 — Perovskite solar cells could last ten times longer thanks to new research, which suggests alumina nanoparticles significantly enhance the lifespan and stability of these high ...

With a sun more than 4.5 billion years old, our solar system is considered "middle-aged," and the pictures of what it might ...

All of our solar system’s planets are lining in the night sky at once this week. This extraordinary celestial event will see the sky scattered with seven visible planets in what is known as a great ...

Astronomers have discovered that the Solar System traversed the Orion star-forming complex, a component of the Radcliffe Wave galactic structure, approximately 14 million years ago. This journey ...

This stunning photo shows every single planet in the solar system at the same time during a rare alignment that won’t happen again until 2040. Taken from a field in Somerset, the groundbreaking ...

What is the immune system? The immune system works to keep germs and other foreign substances out of the body and destroy any that get in. It's made up of a complicated network of cells and organs. It ...

Copyright 2025 The Associated Press. All Rights Reserved. People look up to the sky from an observatory near the village of Avren, Bulgaria, Aug. 12, 2009. (AP Photo ...