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
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Found 275 results for dwarf planet
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
Why you should feel comforted, not scared, by the vastness of space
26 June 2024
Some people find the scale of the universe existentially frightening, but here's why you should take it as a source of comfort
Is an old NASA probe about to redraw the frontier of the solar system?
19 June 2024
The New Horizons mission to Pluto, now zooming out of the Kuiper belt, has made a discovery that could upend what we know about where the solar system ends
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
Mystery of 'impossible' star resolved by three-body solution
14 May 2024
A white dwarf star orbiting a sun-like star was thought to be impossibly small, but now astronomers have found another star in the system that solves the puzzle
Planet caught in a gravitational 'tidal storm' is so hot that it glows
2 April 2024
A strange world is being stretched out of shape by its neighbouring planets, heating it up so intensely that it probably has a molten surface
It's time to accept that we are in the Anthropocene once and for all
13 March 2024
Humans are drastically changing the planet and the Anthropocene is a useful tool to help us deal with that – so let's stop quibbling over definitions
