Kepler

Artist's impression of HD 137010b. credit: NASA/JPL–Caltech/Keith Miller (Caltech/IPAC).)

A candidate for an Earth-sized exoplanet with a year's orbit – but a frozen world

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A possible rocky planet, about 6% larger than Earth, appears to complete an orbit in about 355 days and receives only about 29% of the star's radiation that Earth receives - putting it on the verge of the "habitable zone"
Aliens are listening for signals from Earth. Illustration: depositphotos.com

Can aliens discover us? New research explains

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What could aliens pick up from the radio leak from Earth? How would Earth look to an alien civilization light years away from us?
A new catalog based on Kepler space telescope data has found 219 additional planet candidates. Of these, 10 Earth-like planets orbit their star in the "seat zone," one that is at a distance that allows liquid water to exist on the surface. Illustration: NASA/JPL-Caltech.

The Kepler space telescope found 219 more planets and revealed a clear gap between terrestrial planets and mini-Neptunes

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Kalachao Siyum, a doctoral student at the University of Arizona, of Ethiopian origin, presents the jawbone he discovered at a site in the Afar state in Ethiopia, which dates back the first species in the human lineage to 2.8 million years. Photo: Arizona State University

Summary of the year 2015 in science

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The nucleus of Comet 67P Churyumov-Grasimenko as imaged by Rosetta's Navigation Camera, December 7, 2014

Summary of 2014 Part I - Man in space: the landing on the comet, the test flight of Orion and the space disasters

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Cosmic scene with DNA, stars, solvents and atomic circles in oral flow.

The Kepler space telescope discovered the atmosphere of a planet outside the solar system

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Cosmic scene with DNA, stars, solvents and atomic circles in oral flow.

Towards the launch of the Kepler space telescope: the Milky Way may contain billions of Earths

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