Pluto's unusual eccentricity and tilt is likely due to its interactions with neighboring Neptune and other giant planets, ...

Astronomers have identified a tiny quasi-moon, 2025 PN7, orbiting near Earth for about 60 years. This 62-foot-wide near-Earth ...

Hadfield's 'Kaz' Zemeckis returns for this third entry in the bestselling author's 'The Apollo Murders' series ...

The Earth stands alone in the solar system as a habitable world, as far as we know. But that doesn’t mean we don’t get visitors, most often in the form of (usually harmless) asteroids. Some even ...

SpaceX just sent two dozen more of its Starlink internet satellites to space. A Falcon 9 rocket topped with 24 Starlink craft ...

Earth has a new friend — and it's been waiting for us to notice it for decades. In a new study published in the journal ...

The bold question-askers at What If explore the consequences of filling Earth's orbit with space junk. New details in Charlie ...

At its nearest, 2025 PN7 comes 186,000 miles (299,337 kilometres) from Earth. Its average distance is about 238,855 miles ...

Whenever astronomers detect something new moving through our region of space, like an interstellar object or an unusual ...

New Zealand's first microgravity science experiment went to the International Space Station in 2024. Could it pave the way ...

Japan is seeking sunlight from Earth's orbit, and plans on beaming it to Earth. Soon, we could be saying goodbye to wires for ...

The BlueWalker 3 satellite was fulled deployed on Nov. 14, 2022, making it the "largest-ever commercial communications array ...