SpaceTwo potentially habitable super-Earth planets have been discovered A pair of rocky planets orbiting the star LP 890-9, also known as SPECULOOS 2, seem likely to be in the habitable zone and one of them could be the second most habitable exoplanet discovered so far 51¶¯Âþ
SpaceAliens could say hello by arranging planets in prime number pattern A sufficiently advanced alien civilisation would be able to arrange the orbits of the planets in its star system in a pattern that could never form naturally, signaling its existence to others 51¶¯Âþ