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SYFY WIRE

Protoplanet

Half-full view of Ceres from the Dawn spacecraft highlighting the crater Occitor

Radioactivity powers volcanoes of salty ice on Ceres

The cryovolcanoes aren't nuclear, but their heat comes from radioactive decay.
By Phil Plait 9 months ago
Cassidy Protoplanetary Disc

Space warps can kill planetary systems before they’re born

Let's not do the space warp again.
By Cassidy Ward 1 year ago
Gas Giant Accretion

Good soup! Raw ingredients for life abundant in the swirling discs around newly forming planets

By Cassidy Ward 1 year ago
Liz Asteroid Psyche

Psyche is an asteroid that might have been the ancient core of a wrecked planet — or was it?

By Elizabeth Rayne 1 year ago
Liz Hypothetical Planet X

Is there a ghost planet hiding in the shadows behind Neptune?

By Elizabeth Rayne 1 year ago
A close-up of NWA 11119 shows the lovely green crystals of pyroxene. Credit: UNM Institute of Meteoritics

A meteorite older than Earth shows evidence of ancient volcanism on a long-gone protoplanet

By Phil Plait 3 years ago
Artwork of a planet forming in a young star’s disk. Credit: NAOJ

Wait. *HOW* fast do giant planets form?

By Phil Plait 4 years ago
A wide view of the 163-kilometer crater Urvara on Ceres.

Rolling stones tour Ceres

By Phil Plait 4 years ago
Occator crater, a 92-kilometer-wide impact feature on Ceres, is covered in mineral deposits dredged up from the interior. Cerealia Facula is arrowed (left) as well as Vinalia Faculae (right). Credit: NASA/JPL-Caltech/UCLA/MPS/DLR/IDA/PSI / Phil Plait

Dawn is now barnstorming Ceres and seeing wonders

By Phil Plait 4 years ago
The protoplanet Vesta, imaged by the amazing ZIMPOL camera on the Very Large Telescope. Credit: ESO/L. Jorda et al., P. Vernazza et al.

Incredible image of the protoplanet Vesta taken from Earth

By Phil Plait 4 years ago
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