Distant dwarf planet Makemake might have a surprising ice volcano
5 November 2024
A small world in the outer solar system appears to have volcanic activity possibly spurred by liquid water
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Premium
Found 465 results for dwarf planet
Search for alien transmissions in promising star system draws a blank
26 September 2024
Astronomers listened for radio signals emanating from planets in the TRAPPIST-1 system, but found no evidence of any interplanetary communications
Planet in the 'forbidden zone' of dead star could reveal Earth's fate
26 September 2024
A distant planet should have been consumed when its star expanded to become a red giant, perhaps offering insights into planetary migration
Huge asteroid impact may have knocked over Jupiter's largest moon
3 September 2024
Ganymede, the largest moon in the solar system, has signs of an enormous ancient impact that would have redistributed its mass, changing its orientation in relation to Jupiter
Dark matter could be hiding inside strange failed stars
30 August 2024
Brown dwarfs could be hiding dark matter inside their cores – if they are, there would be signs that could help us track it down
JWST found rogue worlds that blur the line between stars and planets
27 August 2024
The James Webb Space Telescope has spotted six strange worlds the size of planets that formed like stars – and the smallest may be building its own miniature solar system
Strange planets could be forming inside dying stars
6 August 2024
A planet orbiting extremely close to a white dwarf may have formed inside its star – this could be the origin of some of the most promising worlds beyond our solar system to search for life
The sun could capture rogue planets from 3.8 light years away
29 July 2024
A mathematical model suggests there is an unusual region of space where objects can get pulled into the sun’s orbit – meaning we may have to redraw the boundary of the solar system
A new formula for defining a planet still keeps Pluto out of the club
16 July 2024
The official definition of a planet, which famously saw Pluto demoted to dwarf planet status in 2006, doesn't really work for worlds outside of our solar system. Now there is a fix – but Pluto is still left out
Pluto and the largest moon of Neptune might be siblings
18 June 2024
The chemical composition of Pluto and Triton suggests they originated in the same region of the outer solar system before the latter was pulled into Neptune’s orbit
