Is there a hidden planet in our solar system
Something very odd seems to be going on out beyond Pluto. Astronomers have known for more than two decades that the tiny former planet is not alone at the edge of the solar system: it is part of a vast cloud of icy objects known collectively as the Kuiper belt.
Does Planet 9 exist
Planet Nine is a hypothetical planet in the outer region of the Solar System. … While sky surveys such as Wide-field Infrared Survey Explorer (WISE) and Pan-STARRS did not detect Planet Nine, they have not ruled out the existence of a Neptune-diameter object in the outer Solar System.
Is Planet 9 a black hole
Is Planet 9 a black hole? A group of astronomers, including Avi Loeb at Harvard University, suggested Planet Nine may be a tiny black hole somewhere out in the Oort Cloud. If Planet Nine turns out to be Black Hole Nine instead, it's probably about the size of a grapefruit but about 5 to 10 times the mass of Earth.28 Sept 2021
What Has NASA discovered in 2021
The 10 biggest space science stories of 2021
- Discovery of Comet Bernardinelli-Bernstein. …
- Amateur astronomer discovers a new moon around Jupiter. …
- NASA will return to Venus this decade. …
- The sun is reawakening. …
- James Webb Space Telescope flies into space. …
- Event Horizon Telescope takes high-resolution image of black hole jet.
More items…•29 Dec 2021
What is the newest planet discovered
A group of citizen scientists and astronomers have found a new planet the size of Jupiter. The enormous world, called TOI-2180 b, is located 379 light-years away and takes 261 days to orbit its star – longer than many other gas giants outside our solar system – and a temperature of around 76C.18 Jan 2022
Where is Planet 9 now
How far away is Planet 9? If Planet Nine exists, it's out in the cold, dark fringes of our Solar System. Batygin and Brown's models say that Planet Nine should be, on average, about 20 times further from the Sun than Neptune.28 Sept 2021
What is the evidence for Planet 9
The evidence for Planet 9 comes from its gravitational pull on other bodies. If the planet exists, its gravity will affect the orbits of other planets. So if something seems to be tugging on a planet, just do a bit of math to find the source.30 Aug 2021
Has Planet 9 Been Found
While sky surveys such as Wide-field Infrared Survey Explorer (WISE) and Pan-STARRS did not detect Planet Nine, they have not ruled out the existence of a Neptune-diameter object in the outer Solar System.
How many planets are hidden
Bottom line: Scientists have discovered 19 possible hidden planets.13 Oct 2021
What is the 9th planet called
PlutoIn 1930, Pluto was discovered and officially named the ninth planet.27 Sept 2021