planets

Astronomers have long known how planets form, but the when of it has always been unclear. If a Cambridge University team's conclusion from a study of white dwarf stars proves correct, that question has been answered. The debate is…

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Studying a material that even more closely resembles the composition of ice giants, researchers found that oxygen boosts the formation of diamond rain. The team also…

CAPE CANAVERAL, Fla. (AP) — The world’s newest and biggest space telescope is showing Jupiter as never before, auroras and all. Scientists released the shots Monday of the solar system’s biggest planet.The James Webb Space Telescopetook…

We have discovered thousands of exoplanets in recent years. Most have them have been discovered by the transit method, where an optical telescope measures the brightness of a star over time. If the star dips very slightly in brightness,…

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Our planetary neighborhood is a fascinating place, with each world exhibiting its own unique identity. Whether it's the phases of Venus, great storms in the Jovian cloud tops, or the enchanting rings of Saturn, there's so much variety…

Brown dwarfs—celestial objects that fall between stars and planets—are shown in this illustration with a range of temperatures, from hottest (left) to coldest…

P-waves and s-waves make up a group called body waves, which travel through rock. The fastest are p-waves (primary, or compression waves), which squeeze rocks as they race through them. The movement of these waves is akin to someone in…