Because many exoplanets orbit their stars in elliptical paths, they experience large swings in temperature. Generally, organisms can not survive if water is frozen (0 C = 273 K) or near its boiling point (
100 C or 373 K
).
What is the temperature of the first discovered exoplanet?
| Discovery | Mass 0.46 Jupiter masses | Rotation period Synchronous | Temperature 1284 ± 19 K |
|---|
Can we live on exoplanets?
| Object | Earth | Star | Sun (Sol) | Star type | G2V | Mass (M ⊕ ) | 1.00 | Radius (R ⊕ ) | 1.00 |
|---|
What is the coldest exoplanet in the universe?
| Title Planet Data | Most dense Kepler-131c 77.7+55 −55 g/cm 3 | Least dense Kepler-51c, b and/or possibly d ~ 0.03 g/cm 3 | Hottest Kepler-70b >7,000 K | Coldest OGLE-2016-BLG-1195Lb 31 K |
|---|
What is the coolest exoplanet?
- WASP-76b: The exoplanet that rains molten iron. …
- HD 189733 b: Showers of molten glass. …
- Gliese 1132b: The planet that grew a second atmosphere. …
- Kepler-10b: In a galaxy far, far away… …
- Upsilon Andromeda b: A world of fire and ice. …
- HR 5183 b: The whiplash planet. …
- OGLE-2016-BLG-1928: Going rogue.
Which is the only planet that can sustain life?
Nonetheless,
Earth
is the only place in the Universe known to harbor life.
Will humans go extinct?
While
Homo sapiens are obviously not extinct
, “we do have a track record of other hominid species going extinct, such as Neanderthals,” Kemp said. “And in each of these cases, it appears that again, climatic change plays some kind of role.”
What is the most Earth like exoplanet?
Kepler-452b
(a planet sometimes quoted to be an Earth 2.0 or Earth's Cousin based on its characteristics; also known by its Kepler Object of Interest designation KOI-7016.01) is a super-Earth exoplanet orbiting within the inner edge of the habitable zone of the Sun-like star Kepler-452, and is the only planet in the …
Who discovered the first planet?
| PLANET DIST. FROM SUN (A.U.) ORBIT PERIOD (EARTH-YEARS) | Neptune 30.11 164.79 | Pluto 39.44 248.5 |
|---|
Who discovered the first exo planet?
On 9 January 1992,
radio astronomers Aleksander Wolszczan and Dale Frail
announced the discovery of two planets orbiting the pulsar PSR 1257+12. This discovery was confirmed, and is generally considered to be the first definitive detection of exoplanets.
What is the most beautiful planet in the universe?
The planet Saturn
is probably the best known and most beautiful planet in the Solar System. Saturn's rings are far more extensive and more easily seen than those of any other planet.
What is the coldest place on Earth?
Oymyakon
is the coldest permanently-inhabited place on Earth and is found in the Arctic Circle's Northern Pole of Cold. In 1933, it recorded its lowest temperature of -67.7°C.
What is the coldest planet known to man?
Neptune
is the coldest planet in the universe and sees temperatures of below -210 degrees Celsius.
What is the rarest planet?
Known as
GW Orionis (or GW Ori)
and located about 1,300 light-years from Earth, the system is a rare example of a triple-star solar system, with two suns orbiting one another at the center, and a third star swirling around its siblings from several hundred million miles away.
What is the most strangest planet?
- WASP-12b – puffed up planet in a death spiral.
- Rogue worlds: exoplanets on the loose.
- 55 Cancri e – a diamond planet.
- TrES-2b – the darkest exoplanet.
- KELT-9b – the hottest exoplanet.
- HR 5183b – the planet with the maddest orbit.
- K2-18b – where a swim may vaporise you.
What planet rains diamonds?
Deep
within Neptune and Uranus
, it rains diamonds—or so astronomers and physicists have suspected for nearly 40 years. The outer planets of our Solar System are hard to study, however.
