New research shows that star activity can distort exoplanet measurements, affecting size, temperature, and atmosphere ...

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

"Temperamental" stars that brighten and dim over a matter of hours or days may be distorting our view of thousands of distant ...

Planets originate from protoplanetary disks, circulating disks of gas and dust that develop around young stars, a recent ...

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

The James Webb Space Telescope’s (JWST) picture of the month for February 2025 is showing off the power of planet formation.

Temperamental' stars that brighten and dim over a matter of hours or days may be distorting our view of thousands of distant planets, suggests a new study.

If you missed seeing the alignment of six planets in the sky in January, don't worry. Another one is coming up in February.

Welcome to this month’s edition of “What’s up in the sky?” February has a nice lineup of planets and some eye-catching ...

For the first time, astronomers have succeeded in observing the magnetic field around a young star where planets are thought ...

A U.S. scientist searching for a civilization across 7 Earth clones circling the red dwarf star TRAPPIST-1 says its own alien ...