With an assist from the NEID spectrograph, a team of astronomers have confirmed the existence of exoplanet Gaia-4b—one of the ...

WASP-121b is like nothing in the solar system, raining liquid metal and being puffy like a marshmallow. The origins of these ...

A newly confirmed exoplanet around a nearby sunlike star might be astronomers’ best chance yet to look for life beyond the ...

As planets pass in front of their parent stars as viewed from Earth, they cause a tiny dip in the amount of starlight we ...

Gaia-4b is considered a super-Jupiter planet, a relatively cold gas giant, orbiting its star over 570 Earth-days. That star ...

The Hubble Space Telescope has been used to study 25 hot Jupiters. It has helped to answer "questions important to our understanding of exoplanet atmospheres," according to the Hubble team. Credit: ...

Astronomers discovered the gas giant planet — dubbed a "hot Jupiter " — in 2016, but have continued to investigate this ...

The exoplanet – a planet outside our solar system – has a mass six times greater than that of Earth, and orbits in the ...

"With an orbital period of 570 days, it is a relatively cold gas giant planet," said Guðmundur Stefánsson of the University ...

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

A mysterious radio signal from a distant planet has sparked excitement among astronomers, hinting at the tantalizing ...

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 ...