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 ...

Like a celestial parade across the cosmos, five bright planets are lighting up the night sky and visible with the naked eye ...

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.

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

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.

Mercury joins the night sky to complete a seven-planet alignment just after sunset for the end of February. Saturn leaves our ...

Known as the "Parade of Planets," the celestial event will feature appearances from Mars, Jupiter, Uranus, Venus, Neptune and ...

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

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