Research Fellow Dr. Babak Bakhit has encountered one of his most challenging projects to date—contributing to the European ...

Callisto, the third largest moon in the entire solar system, orbits Jupiter from about 1.2 million miles away. The rocky ...

It was a history making launch -- when NASA’s Europa Clipper embarked on its long five-year voyage to Jupiter. The $5 billion ...

Gaia-4b is considered a super-Jupiter planet, a relatively cold gas giant, orbiting its star over 570 Earth-days. That star is estimated to be 64 percent the mass of the sun. That makes Gaia-4b one of ...

Credit: ESA/Novespace WASHINGTON — In a first, a European astronaut with a physical disability has been medically cleared for missions to the International Space Station. The European Space ...

By April this year, scientists will start to decide whether to send a mission to intercept an asteroid that may hit Earth in ...

A European Space Agency telescope has discovered its first "extremely rare" Einstein ring in a galaxy "not too far away" ...

Using data from the European Space Agency’s Gaia mission, scientists have found a huge exoplanet and a brown dwarf. This is the first time a planet has been uniquely discovered by Gaia’s ability to ...

Scientists using data from the European Space Agency’s Gaia mission have made a groundbreaking discovery: a massive exoplanet ...

Data from the Gaia spacecraft shows that even unassuming stars can host monumental companions like massive planets.

More pocked with craters than any other object in our solar system, Jupiter's outermost and second-biggest Galilean moon, Callisto, appears geologically unremarkable. In the 1990s, however, NASA's ...

NASA's Juno spacecraft has spotted the most powerful volcanic eruption ever seen on the solar system's most volcanic body, the Jovian moon Io.