An exoplanetary system about 116 light-years from Earth could flip the script on how planets form, according to researchers who discovered it using telescopes from NASA and the European Space Agency, ...

The fourth planet in the system is a rocky world, while the second and third ones are gas planets.

Gas giants possibly developed slowly in the solar system. They developed cores layer by layer within a disk of ice and dust ...

A team of astronomers has identified a four-planet system orbiting the red dwarf star LHS 1903 that defies conventional expectations about how planets arrange themselves around their host stars. The ...

The system consists of four planets - two rocky and two gaseous - orbiting a relatively small and dim star called a red dwarf about 117 light-years from Earth in the direction of the Lynx ...

Precious metals may be escaping from the planet’s core. This hotly debated subject could help us understand Earth’s evolution and determine whether life exists elsewhere in the Universe ...

Just look for the three bright stars that make up Orion’s belt. Betelgeuse is a bright reddish star to the upper left of the belt. It marks the right armpit of the nocturnal hunter, not exactly in the ...

The Artemis II mission, which will return US astronauts to lunar space, has run into problems that have critics demanding NASA remove the crew from the flight for safety reasons. The bigger question ...

The shape of the cosmos depends on a balance of two competing forces: the pull of gravity and the expansion driven by dark ...

A SpaceX capsule carrying four astronauts arrived at the International Space Station on Saturday, bringing the orbiting laboratory back to full staff after a month of operating with a skeleton crew ...