Did you know that Voyager 1 hasn't actually left the Solar System yet? Or that there is a volcano on Mars three times taller ...

Most planetary systems contain worlds larger than Earth but smaller than Neptune, and the low-density planets around one ...

The “Seven Sisters” of the Pleiades are part of a much larger complex that can help reveal our galaxy’s deep history ...

From crewed lunar voyages to flight tests of fully reusable rockets and launches of new orbital telescopes studying the outer ...

A typical Class 8 truck spends six to eight hours a day idling, consuming about 0.8 gallons of diesel per hour, which adds up to one vehicle burning ...

Understanding how the Milky Way formed means looking far beyond the bright spiral you see in the night sky. A new study led ...

Neptune’s supersonic winds and icy storms revealed a planet so extreme that it forever changed our picture of the solar system. The discovery of Neptune in 1846 was not just the triumph of mathematics ...

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 ...

Last month, Google quietly killed off Google Sky Maps. But there’s still another way to virtually explore most of the solar system a la Google Maps: it’s called Google Maps in Space. Google Maps in ...

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 ...