Proxima Centauri’s got a planet! Yay, but don’t get too wild yet

I think it’s exciting that we’ve found an Earth-sized planet orbiting the star right next door. Proxima Centauri – the closest star to us besides the Sun. Last week’s announcement of Proxima b by the ‘Pale Red Dot’ project, operating mainly from the European Southern Observatory in Chile, was ‘leaked’ a month or so ago.… More Proxima Centauri’s got a planet! Yay, but don’t get too wild yet

Einstein was right…again. Gravitational waves rule!

About 1.3 billion years ago, two black holes collided – and the whole fabric of space-time rang like a bell. Last September, researchers in the US detected the gravitational ripples. They announced it this week – and THAT, my friends, is awesome news. It’s not just the fact that Albert Einstein predicted them 100 years… More Einstein was right…again. Gravitational waves rule!

Planet 9 won’t be as big as Uranus. Really.

This week’s news in the Astronomical Journal that Mike Brown and Konstantin Batygin of CalTech have predicted a ninth planet got the usual barrage of silly media headlines about ‘discovery’. The thing is, Brown and Batygin haven’t found anything. They’ve hypothesised that there’s a planet. And they are not the first to wonder about some… More Planet 9 won’t be as big as Uranus. Really.