In late 2017, a mysterious object tore through our solar system at breakneck speed. Astronomers scrambled to observe the fast ...

In an exciting new chapter for NASA’s Lucy spacecraft, the spacecraft is now just days away from its second asteroid flyby. On April 20, 2025, Lucy will closely approach Donaldjohanson, a small ...

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

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

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 ...

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

A new trail in this southern Arizona city plots the most visitor-friendly astronomy stops—and there are plenty to choose from ...

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, says Abigail Beall ...

One of the great things about astronomy is that it's full of surprises, especially when it comes to comets — you just can't predict when a new one might pop up. But when one does appear, it gets both ...

Comet SWAN25F was discovered using photos from the European Space Agency's SOHO spacecraft and can currently be spied using ...