Since the first confirmed discovery in 1993, astronomers have found more than 3,000 planets in orbit
around stars other than our Sun.
For the first time since exoplanets, or planets
around stars other than the sun, were discovered almost 20 years ago, X-ray observations have detected an exoplanet passing in front of its parent star.
Extrasolar planets (planets outside our solar system) were found in 1995 for the first time, and since then many planets have been found
around stars other than the Sun.
That leaves eight new exoplanets, or planets that orbit
around a star other than the sun (also called extrasolar planets), that were announced for the first time in the CfA study.
The newly discovered exoplanet — a planet that orbits
around a star other than the sun (also called extrasolar planet)-- is called Kepler - 452b.
«I'm an astronomer who studies exoplanets — planets
around stars other than the sun — and their host stars,» explains Teske.
Roughly 250 planets have been discovered so far
around stars other than our Sun.
Astronomers have used the National Science Foundation's Very Long Baseline Array radio telescope to make the first - ever time - lapse movie showing details of gas motions
around a star other than our Sun.
Not exact matches
Half of the water on Earth is older
than the
sun, a finding that hints at what planets
around other stars might be like.
Named PH1, the planet goes
around two of the four
stars, shown close - up here: One is a yellow - white F - type
star that is slightly warmer and more luminous
than our
sun; the
other, at the 11 o'clock position, is a red dwarf, cooler and dimmer
than the
sun.
Our solar system may have started out with several planets packed closer to the
sun than Mercury, much like the planets we see
around other stars
There are many white dwarfs that hold large amounts of hydrogen in their atmospheres, and this new study suggests that this is evidence that water - rich asteroids or comets are common
around other stars than the
Sun.»
It will also allow us to understand the mechanisms that may be going on
around other stars, given the
Sun is the easiest to study because it's significantly closer
than the
other stars (4.3 light years being th next closest).
The Kepler spacecraft, which was launched in 2009 by NASA to find Earth - like planets orbiting
other stars, has found yet another exoplanet, which orbits
around a
star much smaller and cooler
than the
sun.
As the first planet ever discovered
around a normal
star other than the
Sun, it was a ground - breaking achievement.