According to NASA, a low Earth orbit (singular) is any orbital trajectory that stays within 1,200 miles (2,000 kilometers) of Earth's surface. There's also a practical inner boundary to LEO space ...

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

For more than sixty years, a tiny asteroid has been moving in step with Earth, hidden from view until recently. Astronomers ...

Earth asteroid lurked undetected for decades until a telescope in Hawaii spotted it earlier this year. It may be Earth's ...

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 ...

Astronomers have found yet another quasi-moon companion of Earth in its orbit around the Sun believed to be a chunk of our ...

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 ...

The concept of the Kessler syndrome is that the area around Earth gets too crowded to a point where we reach a saturation point where collisions begin and cannot be stopped. "Spent rockets, satellites ...

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

With Gaganyaan on the horizon, lunar missions in the pipeline, and a growing commercial space sector, India is poised to ...