At half the size of Earth and one-tenth its mass, Mars is a featherweight as far as planets go. Yet new research reveals the ...

A mile-wide asteroid known as 2005 UK1 will safely pass Earth on Jan. 12, 2026, at 32 times the moon’s distance, posing no ...

More than ever before, space stock Planet Labs is a defense contractor now. Planet Labs ( PL +7.27%) stock announced this ...

Scientists studying Jurassic rocks in China found that cyclical changes in Earth's orbit affected not only the climate, but ...

Discovered by volunteer scientists, this alien planet is out of synch with its siblings ...

In a blow to anyone dreaming that complex life may exist elsewhere in the universe, a new study suggests we're unlikely to ...

The space rock, known as "2026 AJ" and 40 feet in diameter, is hurtling toward our planet at around 20,500 miles per hour.

Among other things, the James Webb Space Telescope is designed to get us closer to finding habitable worlds around faraway ...

"The combination of extreme disk size, strong asymmetries, winds, and potential planet formation makes it the perfect ...

It's been an incredible three-year run for the stock market. From the beginning of 2023 through the end of 2025, the Dow ...

"There are incredibly tantalizing samples in the Perseverance rover's cache that could revolutionize our understanding of ...

Here are five small things you can do for the planet in 2026 that aren’t hard, and they can save you some money too. Not all ...