The object, named ASKAP J1832-0911, sends out bursts of radio waves and X-rays that last two minutes and repeat every 44 ...

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The universe is too vast to track distances on the scale of miles, so astronomers use light-years to convey the great lengths between cosmic objects. A light-year is the distance light can travel ...

The farthest we can see is light 400,000 years younger than that, but it’s very confusing to think that this visible universe is not 13.7 billion light-years across. You can blame that on living ...

It has been expanding ever since. This expansion explains how a 13.8-billion-year-old universe can be so much larger than 13.8 billion light-years across. First of all, we should explain that the ...

I don’t know. But I hope he does.” Turning on his take on sci-fi, Dahle said “‘Light Years’ has more in common with Nordic Noir than it does with typical Hollywood sci-fi. Yes ...

A combination of the world's most powerful telescopes detected the planets. Astronomers have confirmed the existence of four planets orbiting a star less than 6 light-years away with help from ...