Over the past few weeks, you’ve probably heard somewhere that Earth was going to get a second moon. Well, we can now confirm that Earth now officially has two moons after capturing asteroid 2024 PT5.
It is one of the lowest mass exoplanets ever discovered, roughly half the size of Venus, and therefore qualifies as a "sub-Earth." More damning from the perspective of hosting life, Barnard b has ...
And it is very small, at just 10 metres across. But it is one of a very few times that we have seen the Earth acquire a new temporary satellite of this kind. Doing so is both a testament to how ...
It reminds you that even the sturdiest-seeming features of our world are ephemeral, that in 1,100 years, Earth’s axis will point to a new North Star. In 250,000 years, an undersea volcano will ...
It shows that earth overall is on the brink of entering ... As we cross 1.5°C of warming, the Greenland ice sheet, the West Antarctic ice sheet, and all tropical coral reef systems are in ...