We thought we broadly understood how planets and stars form. But the discovery of dozens of pairs of young planets in a nearby nebula threatens to turn that on its head.
An exoplanet discovered just 73 light-years away is offering a glimpse into what baby Earth might have looked like – if it was locked in a scorchingly tight orbit with its star.
Astronomers have found an Earth-sized planet shockingly close to our own. The planet – known as HD 63433d – is the closest and youngest Earth-sized world ever to be found. Researchers hope that proximity could prove useful: we could get a good look at the world that might be like a young version of our own Earth, reported The Independent.
An Earth-sized planet, found orbiting a sun-like star just 73 light years away, was discovered in follow-up observations confirming earlier findings by TESS. Continue reading to learn more details.