A group of comets with unexplained movements presents a quandary D avide Farnocchia hunts down and tracks asteroids, and several years ago he saw something he couldn’t explain. Farnocchia works at ...

Meteorites are rocks from space that survive their fiery descent through Earth's atmosphere and reach the ground. More than just dazzling streaks of light as meteors, these ancient fragments are among ...

In general, all of these objects are on orbits typical of asteroids, but they display signs of activity — in particular, they ...

In work to defend the planet against asteroids ... activity,” she said in an interview with Ham Radio Hawaii, an amateur radio website. “Once submitted, it was listed on the Potential Comet ...

Scientists have long wondered whether it came from icy comets ... comets, asteroids, and planetary bodies today. Earth's water likely came from a combination of sources. Volcanic activity released ...

If you buy through a BGR link, we may earn an affiliate commission, helping support our expert product labs. Despite popular belief, not all space rocks with tails are comets. In fact, asteroids ...

The NEO Surveyor, set to launch in 2027, is the first spacecraft specifically designed to hunt large asteroids and comets that could harm Earth. NewsNation got a look at the NEO Surveyor ...

This includes studying the formation and evolution of planets, the moons and rings that orbit them, and other smaller bodies such as asteroids and comets. The provenance, formation and exposure ...

The solar system is made up of the Sun (our nearest star) and the objects that orbit around it, including planets, asteroids and comets. Planets orbit the Sun in roughly circular paths ...