An exosyzygy – an alignment of three celestial objects around another star – is predicted to happen later this year, but it ...

An international team of researchers tracked the active solar region using the Solar Orbiter spacecraft, a joint NASA and ...

The sun’s outer atmosphere resembles a pufferfish.

Grab-and-go missions to asteroids have provided some of the most scientifically valuable samples since the Apollo ...

Earth is about to see three total solar eclipses in just under two years, with each successive path of totality moving west ...

The Electric solar wind Sail doctors (E-Sailors) is a challenge-based Doctoral Network that aims to bring Electric solar wind sail (E-sail) from low Earth orbit (LEO) demonstration missions to the ...

Venturing past Jupiter is a generational challenge. This video explores the extreme frontiers of human spaceflight, where missions to Uranus take 10 years, Neptune requires two decades, and a crewed ...

The comet is the third object ever confirmed to have entered our cosmic neighborhood from elsewhere in the galaxy. Space telescopes and orbiters have been documenting the rare visit. A mysterious ...

New measurements of radio galaxies reveal that the solar system is racing through the universe at over three times the speed predicted by standard cosmology. Using highly sensitive data from multiple ...

How fast and in which direction is our solar system moving through the universe? This seemingly simple question is one of the key tests of our cosmological understanding. A research team led by ...

The search for an unknown planet in our solar system has inspired astronomers for more than a century. Now, a recent study suggests a potential new candidate, which the paper’s authors have dubbed ...

Astronomers have uncovered a massive new trans-Neptunian object, 2017 OF201, lurking at the edge of our solar system. With an orbit stretching 25,000 years and a size that may qualify it as a dwarf ...