News tagged with planetary transits

Searching for exoplanets in the High Arctic

The Canadian High Arctic offers continuous darkness during the winter months -- an enormous advantage for astronomers searching for repeating events like planetary transits of stars. Exceptionally clear, arctic ...

Jun 08, 2012
5 / 5 (1) 0

Star blasts planet with X-rays

A nearby star is pummeling a companion planet with a barrage of X-rays a hundred thousand times more intense than the Earth receives from the Sun.

Sep 13, 2011
5 / 5 (5) 9 | with audio podcast

Kepler's astounding haul of multiple-planet systems

(PhysOrg.com) -- NASA's Kepler spacecraft is proving itself to be a prolific planet hunter. Within just the first four months of data, astronomers have found evidence for more than 1,200 planetary candidates. ...

May 24, 2011
4.7 / 5 (12) 36 | with audio podcast

Exoplanetary systems

(PhysOrg.com) -- There are now about fifty stars known with more than one orbiting planet - they are the exoplanetary equivalents of the solar system. These stellar families are critical to astronomers piecing ...

Jan 07, 2011
4.7 / 5 (10) 56

Kepler and the Search for Life in Our Galaxy

(PhysOrg.com) -- There are so many stars in our galaxy that even if planets with complex life (animals and plants) are rare - say one for every billion stars - there could still be dozens here in the Milky ...

Sep 15, 2009
4.3 / 5 (9) 1