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Walkabout the Galaxy

Jul 22, 2020

The asteroid really did kill the dinosaurs, but the universe seems to be hiding something deeper and more mysterious from us about how it evolves. Closer to home, the European Solar Orbiter reveals adorable campfires on the Sun. Sure they would engulf a continent or two, but from a safe distance they are charming....


Jul 15, 2020

Far, far away, beyond the Zone of Avoidance, lurking in darkest, deepest space, lies the great southern wall of galaxies! New mapping of the local universe has revealed this sheet of galaxies that is roughly one-thirtieth the size of the entire observable universe! Learn about our place in the cosmos and news...


Jul 1, 2020

Is it the tiniest black hole ever or the largest neutron star ever? We may never know, but one of them has been discovered thanks to gravitational wave observations. And an interesting black hole merger took place near the center of a distant galaxy, and we may see it get gobbled up in just a few years. Closer to home,...