Alien star could have side-swiped our solar system closer than Voyager

Our solar system might still bear the scars from an extremely close shave with an alien star. Such an encounter – the closest pass we know of – would have shaken up objects on the outskirts and might even mean there’s no Planet Nine after all.Continue … Continue reading Alien star could have side-swiped our solar system closer than Voyager

Alien star could have side-swiped our solar system closer than Voyager

Our solar system might still bear the scars from an extremely close shave with an alien star. Such an encounter – the closest pass we know of – would have shaken up objects on the outskirts and might even mean there’s no Planet Nine after all.Continue … Continue reading Alien star could have side-swiped our solar system closer than Voyager

Stellar light show predicted for next year as black hole swallows star

Astronomers have watched a supermassive black hole take two bites of a star, and predicted when it might go back for a third. If it does, this should make for an intriguing stellar light show.Continue ReadingCategory: Space, ScienceTags: Astronomy, Bla… Continue reading Stellar light show predicted for next year as black hole swallows star

Radio signal from space repeats every hour, defying explanation

The universe is awash with strange radio signals, but astronomers have now detected a really bizarre one that repeats every hour, cycling through three different states. While they have some ideas about its origin it can’t be explained by our current u… Continue reading Radio signal from space repeats every hour, defying explanation

Gallery: Our glorious galaxy stars in Milky Way photo competition

The seventh annual Milky Way Photographer of the Year collection has been released, featuring ever more stunning shots of our home galaxy, contrasted against our home planet. This year’s gallery is sure to inspire awe and just a touch of existential dr… Continue reading Gallery: Our glorious galaxy stars in Milky Way photo competition

James Webb captures first direct images of galaxies born at Cosmic Dawn

The James Webb Space Telescope has captured direct images of galaxies being born at the cosmic dawn. This is the first time this has ever been witnessed by astronomers, confirming models for galaxy formation.Continue ReadingCategory: Space, ScienceTags… Continue reading James Webb captures first direct images of galaxies born at Cosmic Dawn

Bright new ‘North star’ will soon burst into view – here’s how to see it

Sometime this year, the night sky will get a brand new ‘star’ that will be visible with the naked eye, even in the city. The celestial light show will be the result of an explosive interaction between two neighboring stars that occurs every 80 years.Co… Continue reading Bright new ‘North star’ will soon burst into view – here’s how to see it

Metal scar found on world-destroying star after its reign of terror

In a few billion years the Sun will destroy the solar system’s inner planets – and if it’s lucky it might get a big cool scar to brag about. That’s what happened to a white dwarf that astronomers have just found, which seems to have a bizarre metal sca… Continue reading Metal scar found on world-destroying star after its reign of terror