The problem of cosmic inflation and how to solve it

Can a theory of quantum gravity illuminate what happened just after the big bang? gremlin/Getty Images…

Ann Leckie continues to shine with new sci-fi novel Radiant Star

The planet Aaa has lost its star, forcing its population to live underground Mehau Kulyk/Science Photo…

Tiny frozen world unexpectedly appears to have an atmosphere

Artist’s impression of the trans-Neptunian object (612533) 2002 XV93 blocking the light from a distant star…

The rings of Uranus are even stranger than we thought

A view of Uranus from the Hubble Space Telescope NASA and Erich Karkoschka, U. of Arizona…

10,000 new planets found hidden in NASA telescope data

An artist’s impression of a star with two planets transiting across it NASA, ESA, and G.…

100-year-old assumption about the universe may soon be overturned

Our surprisingly lumpy universe NASA, ESA, IPAC/Caltech, STScI, Arizona State University Assumptions that physicists have made…

Titan’s strange plains may be explained by unusual weather

An image of Titan taken by the Cassini spacecraft during a flyby NASA/JPL/SSI/Val Klavans Titan’s plains…

The rise, the fall and the rebound of cyclic cosmology

The largest 3D map of our universe to date, with Earth at the center and every…

How to spot the Lyrid meteor shower tonight

The Lyrid meteor shower streaks through the sky Adventure_Photo/Getty Images The Lyrid meteor shower hits its…

What to read this week: Emma Chapman’s mind-expanding Radio Universe

ALMA, the Atacama Large Millimeter/submillimeter Array, Chile ESO/C. Malin Radio UniverseEmma ChapmanJohn Murray When he was…