NASA announced a major milestone in the quest for life in the universe Monday: The discovery of another planet close enough to the sun it orbits to potentially support life. Called Kepler-22b, the ...

The planet, dubbed Kepler-22b, has a radius 2.4 times that of Earth and is 600 light years away, according to NASA. It's the first planet confirmed to be in a "habitable zone," a region around a ...

Planetary system's second Earth-size world discovered. ScienceDaily . Retrieved July 25, 2025 from www.sciencedaily.com / releases / 2023 / 01 / 230110151046.htm ...

NASA discovery of planet remarkably like ours gives hope for 'second Earth' Amanda Kooser Freelance writer Amanda C. Kooser covers gadgets and tech news with a twist for CNET.

The first discovery of a second Earth will likely be another watershed moment for her and many, she said. "An Earth analogue has different implications," she said.

The Earth Trojan asteroid, only the second one proven by ... which is larger than the previously-discovered Earth Trojan asteroid 2010 TK7's 0.2-mile diameter — will keep the asteroid ...

The hunt is on for a second Earth, somewhere out there in the Milky Way galaxy, but a newly discovered world is not quite the thing. It comes in at around 1.9 times the mass of Earth, orbiting its ...

Our planet has a celestial sentry leading the way around the sun, and it’s only the second Earth Trojan asteroid ever discovered. Astronomers observed asteroid 2020 XL5 using the Southern ...

Like Earth, it’s made of rock. “This is a historic discovery,” said Geoff Marcy of the University of California, Berkeley, at a press conference introducing the new planet.

Scientists studying data from the Alpha Centauri star system on Wednesday announced what they believe is a second Earth-like planet orbiting the star closest to … ...

On July 23, 2015, NASA announced the discovery of the first truly Earth-like planet. This find comes thanks to the Kepler Space Telescope , which was launched in March of 2009 and has been planet ...