The mysterious bright spots on Ceres may have a common origin
2 October 2017
The dwarf planet Ceres is dappled with mysterious bright splotches. Their make-up varies with location, but they may all come from the same process
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Found 678 results for dwarf planet
60 Seconds
13 September 2017
Pluto's features named, coral's historical decline, animal's evolutionary head start, and more
Nine probes reached the outer solar system: Where are they now?
12 September 2017
Besides Cassini, eight missions have passed the asteroid belt – and several are still broadcasting from the furthest solar system and beyond
Nudge factor
23 August 2017
My 8-year-old son is very worried about Earth being destroyed by the sun when it becomes a red giant billions of years from now. I have tried to comfort him by suggesting we could shift Earth's orbit by hurling asteroids towards the planet on trajectories...
It could be snowing on Mars right now
21 August 2017
The Red Planet may have had intense snowstorms long ago when it was wetter, but a model shows it could still have violent snowfall at night when the clouds cool
Tides on exoplanets could drive alien biological clocks
24 July 2017
On watery worlds that lack days and nights because one face always points toward their star, tides may help life emerge – and algal blooms might be the giveaway
Mistaken brown dwarf is actually two planets orbiting each other
14 June 2017
New observations reveal a rare binary planet system made of two gas giants four times as massive as Jupiter that likely formed in the breakup of a protostar 10 million years ago
Mass of a white dwarf star directly measured for the first time
7 June 2017
Einstein said it couldn’t be done, but astrophysicists have used his prediction that gravity bends light to directly measure the mass of a dense stellar remnant
Huge impact could have smashed early Earth into a doughnut shape
31 May 2017
Many rocky worlds may have spent time as a newly named planetary form called a synestia – a loosely connected blob of molten rock and dust with a dented middle
Huge impact could have smashed early Earth into a doughnut shape
25 May 2017
Many rocky worlds may have spent time as a newly named planetary form called a synestia – a loosely connected blob of molten rock and dust with a dented middle
