Big Tech companies including Nvidia and Elon Musk's SpaceX are making large bets on a new layer of critical infrastructure ...

There are about 15,000 satellites orbiting Earth. Most of them, like the International Space Station and the Hubble Telescope, reside in low Earth orbit, or LEO, which tops out at about 1,200 miles (2 ...

The Van Allen probe's mission was meant to last two years, but ended up going for nearly seven.

Look up on a clear night and you'll see the streaks of our new space age. What you don't see is the growing fallout for the atmosphere that keeps us alive.

On December 8, 2025, the Sun unleashed a powerful solar flare, an event that captivated the attention of scientists and space enthusiasts alike. This flare, classified as an X1.1, marks one of the ...

Imagine a future where thousands of people travel to space every year. Some stay a week. Some a month. Some never come back — they stay, build and live. Space is no longer the exclusive domain of ...

A computer generated image of objects in Earth orbit that are currently being tracked. Approximately 95% of the objects in this illustration are orbital debris, i.e., not functional satellites. The ...

Simulations and satellite data reveal that Earth's magnetic field is more complex than scientists had thought. When you purchase through links on our site, we may earn an affiliate commission. Here’s ...

A 1,300-pound NASA satellite is expected to crash through Earth's atmosphere March 10, 2026, with some of the spacecraft possibly surviving re-entry.

WASHINGTON — Nuclear power startup Antares announced a $96 million Series B round Dec. 2 to fund work on developing small nuclear reactors, including for space applications. The company said the ...

Researchers used a pair of powerful supercomputers to simulate the potential trajectories of 1 million satellites in a cislunar orbit between Earth and the moon. Less than 10% of these orbits remained ...

Brightly-colored aliens learning to regrow a forest, the modern-day equivalent of dinosaurs, plus dazzling laser displays, will highlight the winter shows at Cernan Earth and Space Center at Triton ...