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SES plans to buy fellow satellite operator Intelsat, in a deal that could help the combined company compete with SpaceX's huge Starlink broadband network.

Einstein Probe, which is the new Chinese–European X-ray mission, has revealed its first widescreen views of the universe.

A new NASA video reflects on the successful Artemis 1 moon mission and looks ahead to next year's crewed effort, Artemis 2.

The molecular gas ejected by a dying star within the Southern Ring Nebula will one day be recycled into a new generation of stars and planets.

Check out this incredibly detailed image of the Running Chicken Nebula — IC 2944 — captured by astrophotographer Rod Prazeres.

A video outlining China's moon base plans depicts a wide number of concepts, including surface sample return operations, a lander and rover, and supporting orbital satellites.

NASA's exoplanet hunter TESS may have detected its first free-floating planet with a little help from Einstein.

During a gravity assist with Mars, Hera will study the moon Deimos.

China's Shenzhou 17 astronauts touched down safely this morning (April 30), bringing their six-month mission to a successful close.

Boeing will launch its first-ever Starliner astronaut mission for NASA as early as May 6, 2024

Disney+ Star Wars series "Obi-Wan Kenobi" and "Andor" land on home video starting April 30 in both 4K Ultra HD and Blu-ray steelbook formats.

The United States and Canada aim to upgrade NORAD to deal with emergent space threats from nations like China or Russia. Canada will hold an industry day May 1 to gather more ideas.

Portal has developed a new satellite bus called Supernova that the company says will allow unprecedented mobility in Earth orbit and beyond.

Gamma-ray bursts are the universe's most powerful explosions, generating more energy in seconds than the sun will in billions of years — and scientists are slowly learning more about these eruptions.

SpaceX's Starship will make space-based solar power cheaper than nuclear, gas and coal-based electricity generation, start-up Virtus Solis believes.

The hypothetical ninth planet may be slingshotting Oort Cloud objects onto orbits that come closer to the sun than Neptune does.

NASA picked a crew of four volunteers to undergo a simulation of life on Mars. The project will begin on May 10.

With its "mighty mast," NASA's Polar Exploration Rover dubbed VIPER continues to be prepped for its mission to the moon slated for late 2024.

The atlas, which is available in Chinese and English, depicts the surface of the moon with a scale of 1:2.5 million. It highlights many intriguing geological features, such as impact craters.

What would happen if our closest neighbor, the moon, disappeared? Here we explore the possible effects it could have on the environment and life on Earth.