Pluto isn’t the only dwarf planet in our solar system's outer reaches. Now is an ideal time to look for the egg-shaped Haumea ...

In late 2017, a mysterious object tore through our solar system at breakneck speed. Astronomers scrambled to observe the fast-moving body using the world's most powerful telescopes. It was found to be ...

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 ...

A new model has been developed to simulate interstellar activity within our solar system and the nearby Alpha Centauri system. Interstellar material has been found within our solar system, but ...

A planetary scientist explains new research explaining the differing compositions between space rocks that hit Earth and are brought back.

Documentary filmmaker Jeremy Corbell spoke with NBC News' Gadi Schwartz about a new video of an unidentified tic tac object ...

A mere 48 light-years from Earth in the constellation Ophiuchus is an exoplanet that has been defying scientists attempts to understand it.

One part of this plan would require increasing the planet’s atmospheric pressure, and one scientist suggests that capturing ...

Theoretically, Sunbird's tremendous speeds could cut mission times to Mars in half, from seven to eight months to about four. Pulsar Fusion views the vehicle as an interplanetary tug; Sunbird would ...

What can exozodiacal dust, also called exozodi, teach astronomers about identifying Earth-like exoplanets? This is what a ...