Fast radio bursts, or FRBs to friends, are one great recent astrophysical mystery. Another mystery, this time in the subatomic world, is the slightly different behaviour between matter and antimatter. Finally, dust devils.
Starting with short space news, a second exoplanet seems to have been discovered orbiting Alpha Centauri. And another one at a hundred light-years away is the first exoplanet found to have similar conditions to earth’s.
Deep under the ground of Gran Sasso in Italy hides XENON1T, an assassin of dark matter hopes. The cold heart of this experiment hides two tons of liquid xenon, whose atoms get kicked out of position by passing dark matter particles, giving flashes of light in the process. Or at least that’s what physicists would hope.
Asteroid 1999 KW4 flew by us at about thirteen times the distance to moon, successfully monitored the whole time by the International Asteroid Warning System. What’s the big deal, you say? Its observation was part of the preparations for something you’re gonna like.