Science News

Cold Super-Earth Found Orbiting Second-Closest Star System to our Own

Cold Super-Earth Found Orbiting Second-Closest Star System to our Own

An international team including five Carnegie astronomers has discovered a frozen Super-Earth orbiting Barnard's star, the closest single star to our own Sun.

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New Extremely Distant Solar System Object Found During Hunt for Planet X

New Extremely Distant Solar System Object Found During Hunt for Planet X

Carnegie's Scott Sheppard and his colleagues discovered a new extremely distant object far beyond Pluto with an orbit that supports the presence of an even-farther-out, Super-Earth or larger Planet X.

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When is a Star Not a Star?

When is a Star Not a Star?

The line that separates stars from brown dwarfs may soon be clearer thanks to new work led by Carnegie’s Serge Dieterich.

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Stellar "Swarms" Help Astronomers Understand the Evolution of Stars

Stellar

New work from Carnegie's Jonathan Gagné and the American Museum of Natural History's Jacqueline Faherty identified nearly a thousand potential members and 31 confirmed members of stellar associations.

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What Makes Diamonds Blue? Boron From Oceanic Crustal Remnants in Earth's Lower Mantle

What Makes Diamonds Blue? Boron From Oceanic Crustal Remnants in Earth's Lower Mantle

Blue diamonds—like the world-famous Hope Diamond at the National Museum of Natural History—formed up to four times deeper in the Earth's mantle than most other diamonds, according to new work published on the cover of Nature.

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A Dozen New Moons of Jupiter Discovered, Including One "Oddball"

A Dozen New Moons of Jupiter Discovered, Including One

Twelve new moons orbiting Jupiter have been found—11 "normal" outer moons, and one that they're calling an "oddball." This brings Jupiter's total number of known moons to a whopping 79—the most of any planet in our Solar System.

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