Space News & Blog Articles

a–d, Simulated exposure for Hubble (a), SPHEREx (b), Xuntian (c) and ARRAKIHS (d) space observatories, showing sectors affected by satellite trail contamination. The satellite trails represent the effects of the planned satellites using the orbital and physical parameters of the announced constellations to be operational by 2040. Background galaxies were modelled on the basis of previous studies. Graphic: Borlaff et al via Nature

One of the biggest impacts to the low Earth orbit environment in the near-term and long-term future are satellite megaconstellations, according to a new study, published in the journal Nature. Companies, like Amazon, OneWeb and SpaceX, along with governments, like China and the United States are keen on the idea of controlling hundreds, thousands or even tens of thousands of satellites that serve a connected purpose.

The Geminid meteor shower peaks Dec. 13–14, and the U.S. weather forecast will play a key role in what you'll see.

If you didn't stay up to watch The Game Awards 2025, here's the complete rundown of the hottest sci-fi and space games that appeared at the show.

The U.S. Space Force is boosting its ability to deter and defeat drones and other uncrewed aerial systems near Cape Canaveral Space Force Station and the Eastern Range.

Week in images: 08-12 December 2025

Video: 00:22:19

Step inside astronaut training with ESA astronaut Pablo Álvarez Fernández as he shares his training journey from Cologne in Germany to Houston in the US. Discover what it’s like to wear a 145 kg spacesuit underwater, train for emergencies like fires and ammonia leaks and prepare for the ultimate astronaut dream: a spacewalk. Plus, Pablo talks about life in Houston, teamwork under pressure and what’s next on his path to the stars. 

Image: XMM-Newton sees comet 3I/ATLAS in X-ray light

Like a mood ring, clothing could let future space travelers know when they've been exposed to unsafe levels of radiation.

Hawaiian stargazers got a particularly special treat recently.

"The natural question that comes up is: how many more space telescopes will be affected when all these constellations are launched?"

Big Jupiter now rises in the east-southeast less than an hour after dark. It's high in sharp telescopic viewing by about 10 p.m.

Image: Following International Mountain Day, which creates awareness of the importance of mountain environments around the world, the Copernicus Sentinel-2 mission takes us over the Pariacaca Mountain Range in Peru.

Blue Origin is targeting Dec. 18 for its NS-37 suborbital launch, which will fly a wheelchair user to space for the first time ever.

A SpaceX Falcon 9 rocket carrying 29 Starlink satellites launched from Cape Canaveral Space Force Station in Florida on Dec. 11, 2025. It was the 300th worldwide orbital launch attempt of 2025.

A novel "X-arithmetic" technique reveals how black holes shape the universe's largest structures.

The nova eruptions come about when a white dwarf steals too much matter from a close red giant companion.