When a planet's orbit brings it between Earth and a distant star, it's more than just a cosmic game of hide and seek. It's an ...

"This study suggests that for every three stars, there is likely at least one super-Earth with a Jupiter-like orbital period, ...

Uranus is an ice giant planet with a thick atmosphere over a hot mantle of water, ammonia, and methane ices. Humanity has ...

An international team of astronomers has found that super-Earth exoplanets are far more common across the universe than once ...

Space exploration missions have revealed that polar vortices aren’t uncommon beyond Earth. They’ve been observed throughout ...

Saturn, the sixth planet from the Sun, captivates scientists with its massive size, stunning rings, and diverse moons. Composed primarily of hydrogen and helium, it lacks a solid surface.

The team used more than a decade’s worth of observations of Uranus’ unique aurorae taken with Hubble and refined the planet’s rotation period. This technique revealed that it completes a rotation 28 ...

Uranus Findings Can Aid the Study of Exoplanets Now more than 30 years into its mission, the Hubble Space Telescope has ...

Wake up early for a planet parade 🪐 Between April 24 and 25, find Venus, Saturn, and the crescent moon gathered low in the ...

By closely studying light anomalies caused by a newly discovered planet’s host star, and combining this information with a ...

“The atmospheres of the gas and ice giant planets [Jupiter, Saturn, Uranus, and Neptune] are exceptional atmospheric laboratories because they don’t have solid surfaces. This allows us to ...