A new probe in development known as GIRO represents a low-cost step toward unlocking the secrets of the outer planets, all through the invisible pull of gravity.

Dark matter makes up 85% of the universe, but researchers, including Vera Rubin herself, historically have had a hard time ...

Because of Io’s unevenly distributed mass, its gravitational field isn’t perfectly symmetrical. That uneven gravitational field subtly alters the motion of Juno as it flies by, causing it to ...

NASA has listed the five largest dangers to humans in space. The difficulties are categorised under the term "RIDGE".

With the Moon and beyond squarely in its sights, Lunar Outpost is ready to bring the LTV to deep space sooner rather than ...

Earlier research had found that the rings of Saturn respond to vibrations within the planet. Saturn's interior vibrates at frequencies that cause slight variations in its gravitational field, and the ...

Gaia, Europe’s Milky Way–mapping spacecraft, shut down earlier this year. It was arguably the most important—and most ...

The Moon has long captivated humanity, inspiring awe with its shifting appearance and mysterious, hidden side. Even though it’s the only celestial body where humans have walked, there’s still much we ...

Astronomers know dark matter exists because its gravity affects other things ... capture an area of the sky roughly 45 times the size of the full Moon. With a big camera with a wide field of view, ...

The game-changing Vera C. Rubin Observatory will collect more astronomical data in its first year than all other telescopes ...

America's aviation regulator has issued its first license for unmanned spacecraft to reenter the Earth's atmosphere to Varda, a startup that's trying to build a space-based manufacturing business.