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Exoplanets
Stars
Milky Way
Galaxies
Exotic Objects
Cosmology
Observing
In The Sky
Upcoming Events
The Sun
The Moon
Planets
Comets
Deep-Sky Objects
Observing Basics
Telescopes and Equipment
Astrophotography
Gear Guide
This Week in Astronomy
Space Exploration
What’s Launching This Week
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Author:
Iowa State University, Ames
Stars
Comet fragments, not aliens, best explain mysterious dimming star
Robotic Spaceflight
,
Stars
Kepler astronomers discover ancient star with five Earth-sized planets
Galaxies
Astronomers explain why disk galaxies eventually look alike
Exoplanets
,
Science
Astronomers discover two planets that survived their star’s expansion
Science
,
Stars
Kepler helps astronomers update census of Sun-like stars
