News tagged with kepler

Related topics:

Measuring the mass of a Mars-size exoplanet

Determining the size of an Earth-size exoplanet by the amount of starlight it blocks hundreds of light-years away once was the realm of science fiction. Measuring the mass of such a small planet based on ...

dateJun 18, 2015 in Astronomy
shares657 comments 0

Mercury sole survivor of close orbiting planets

The vast quantity of planets and planetary candidates identified by NASA's Kepler spacecraft has revealed an array of systems. Some have Jupiter-sized planets close to the Sun, while others show only a handful ...

dateJun 08, 2015 in Astronomy
shares81 comments 7

What are extrasolar planets?

For countless generations, human beings have looked out at the night sky and wondered if they were alone in the universe. With the discovery of other planets in our solar system, the true extent of the Milky ...

dateMay 25, 2015 in Astronomy
shares271 comments 0

Supernova ignition surprises scientists

Scientists have captured the early death throes of supernovae for the first time and found that the universe's benchmark explosions are much more varied than expected.

dateMay 20, 2015 in Astronomy
shares528 comments 3

Kepler's six years in science (and counting)

NASA's Kepler spacecraft began hunting for planets outside our solar system on May 12, 2009. From the trove of data collected, we have learned that planets are common, that most sun-like stars have at least ...

dateMay 13, 2015 in Astronomy
shares21 comments 0

'Venus zone' narrows search for habitable planets

Long before the hunt began to find Earth lookalikes around other stars, one planet in the Solar System had already been named Earth's twin. With its similar size and mass, Venus measures very close to Earth, with one major yet signif ...

dateApr 14, 2015 in Astronomy
shares171 comments 0