As a space scientist, every time I go outside with my family, I tell my children to look up at the sky. The front door of our home looks southeast, and on winter nights the constellation Orion hangs ...

Billions of light years away in a remote part of the universe, two neutron stars – the ultradense remnants of dead stars – collided. The catastropic cosmic event sent light and particles, including a ...

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One of the brightest stars in the night sky will vanish as seen from North America and Europe in a rare event. When you purchase through links on our site, we may earn an affiliate commission. Here’s ...