NASA’s Lucy spacecraft captures asteroid Donaldjohanson, marking a new step in its mission to explore the solar system’s ...

An international team used 40 years' worth of data from two space probes to track down what they believe are signs of this ...

The National Science Foundation's Dark Energy Camera reveals a stunning glimpse into the 'dark nebula' known as the Circinus ...

The dark nebula is part of the Circinus West molecular cloud, which stretches for 180 light-years, containing a mass 250,000 ...

Astronomers have, for the first time, directly observed star clusters merging at the cores of dwarf galaxies—a process long ...

For decades, scientists believed Vesta, one of the largest objects in our solar system's asteroid belt, wasn't just an asteroid and eventually concluded it was more like a planet with a crust, mantle ...

The Solar System consists of our star, the Sun, and everything bound to it by gravity; the planets Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, and Neptune, along with dwarf planets like ...

Like how the Earth keeps the Moon bound on a gravitational tether, our nearest galactic neighbor, the Andromeda galaxy (M31), ...

Pluto was discovered in 1930 in Arizona, but in 2006 scientists decided to cut Pluto from the planetary line up. Here is why ...

A new study released on Thursday describes a search for what are called "microlensing" events, where a planet acts as a ...

"This measurement of the planet population from planets somewhat larger than Earth all the way to the size of Jupiter and ...

In a potential landmark discovery, scientists using the James Webb Space Telescope have obtained what they call the strongest ...