New experiments have shown that the core of Mars formed much faster than Earth's core, thanks to molten iron and nickel sulfides seeping down through solid rock and into the center of the Red Planet.

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The birth of a planet starts with a microscopic grain floating in a protoplanetary disk, a swirling cloud of gas and other particles surrounding a young star. How the gas and dust interact has ...

Breakthroughs, discoveries, and DIY tips sent six days a week. Terms of Service and Privacy Policy. The James Webb Space Telescope’s (JWST) picture of the month for ...

Star formation is an intricate process that transforms vast molecular clouds into newborn stars, often accompanied by the formation of circumstellar discs composed of gas and dust. These ...

Even under intense ultraviolet radiation from giant stars, the raw ingredients for planets can endure. Using Webb s powerful infrared eyes, astronomers examined a young star in the Lobster Nebula and ...

Hubble observations reveal a giant, turbulent planet-forming disk that may reshape theories of how planetary systems develop.

Stars and their planets form when large molecular clouds collapse in on themselves. Gravity pulls the dust and gas into a violent spiral, which flattens out into a structure known as a protoplanetary ...