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How to make a super-Earth: The universe's most common planets are whittled down by stellar radiation

Some 350 light-years away, the V1298 Tau system features an infant sun-like star, just 23 million years old, orbited by four ...

Ancient Galaxy With a Stellar Bar Challenges Timelines of Cosmic Evolution

Astronomers believe this barred spiral galaxy could be the oldest example of its kind ever observed. Research led by Daniel ...