Tag: planets
Discovery of the exoplanet GJ 367b, a dense and overheated sub-Earth
An exoplanet half as massive as Earth, but denser and much warmer, has been discovered around a nearby red dwarf. This object, of an unusual type among those discovered to…
The planets of the Trappist-1 system formed quickly and suffered little impact
Trappist-1’s planetary system continues to fascinate researchers who have observed a strange ballet. New elements that shed light on our understanding of the formation of the planets of Trappist-1. You…
The virtues of the past for the society of the future, by Roland Lehoucq
The functioning of a human society is based on its consumption of matter and energy. In physics, this observation is obvious because, according to her, energy measures the capacity of…
This white dwarf spins in just 25 seconds!
25 seconds. It does not take more for this amazing white dwarf to completely turn on itself. A record! All thanks to a companion bigger than her and to a…