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transits

This tag is associated with 50 posts

Most 1.6 Earth-radius planets are not rocky

Artist’s impressions of exoplanets are often wrong!

Hide and Seek Planets

Is CoRoT-7d real, or is it stellar activity masquerading as a planet? Haywood et al. build a noise model to analyze CoRoT-7′s activity to find out.

Nine Earth-like planets

There are nine Earth-like planets detectable in the Kepler data set… better get searching!

Testing the Titius-Bode law on exoplanets

From examining extrasolar planetary systems, we can test if the Titius-Bode “law” is actually a law.

Kepler Discovers a Self-Lensing Star System

Kepler finds the signature of a transiting white dwarf. Instead blocking the light of its companion star, the white dwarf magnifies it, creating a light curve that periodically brightens.

Can planets and stars spin in unison?

The orbits of some recently discovered exoplanets seem to be synchronised with the rotation of their host stars. Can this mystery be explained?

Hundreds of new planets announced

The number of confirmed planets existing outside our Solar System just doubled.

UR #13: RR Lyrae and OSCAAR the Exoplanet-Analyzer

This month’s undergraduate research post features an analysis of distance-indicating RR Lyrae stars, and transiting exoplanet science using a code called OSCAAR.

Kepler 2.0

The Kepler Space Telescope gets a promising second chance with a new mission called “K2″.

Flipping Orbits

How do so many hot jupiters come to orbit backwards?

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