Public domain
Sizing Up Exoplanets
From the collection of NASA Image and Video Library. Free to download, adapt and use — no permission needed.
About this work
Astronomers using data from NASA Kepler mission and ground-based telescopes recently discovered the three smallest exoplanets known to circle another star, called KOI-961.01, KOI-961.02 and KOI-961.03.
NASA Image and Video Library’s own descriptionSubjects
Credit lineSizing Up Exoplanets. NASA/JPL, 2012-01-11. Public domain. ID: PIA15258.