Most Earth-like Planet Found

Kepler-452b revolves around a sun much like our own.

Written byKerry Grens
| 1 min read

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NASA AMES/JPL-CALTECH/T. PYLENASA scientists have discovered a planet more similar to Earth than any other yet documented. Kepler-452b, as it’s called, is 1.6 times larger than our planet and has a year that’s approximately 385 days long.

“Today, the Earth is a little less lonely, because there’s a new kid on the block,” Jon Jenkins, the Kepler project’s data analysis lead, told reporters at a news conference last week (July 23), according to The Christian Science Monitor.

The planet is 1,400 light years away in the Cygnus constellation. Its sun, Kepler-452, is quite similar to our own, with the same temperature and a diameter 10 percent larger. According to Science, Kepler-452b is estimated to have five times the mass of Earth, with twice the gravity.

“It’s awe-inspiring to consider that this planet has spent 6 billion years in the habitable zone of its star; longer than Earth. That’s substantial opportunity for life to arise, should all the necessary ingredients and conditions for ...

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  • kerry grens

    Kerry served as The Scientist’s news director until 2021. Before joining The Scientist in 2013, she was a stringer for Reuters Health, the senior health and science reporter at WHYY in Philadelphia, and the health and science reporter at New Hampshire Public Radio. Kerry got her start in journalism as a AAAS Mass Media fellow at KUNC in Colorado. She has a master’s in biological sciences from Stanford University and a biology degree from Loyola University Chicago.

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