Learn about HD 137010 b, a cold Earth‑sized planet candidate that sits near the outer edge of its star’s habitable zone.

The discovery provides new insights into the question, 'how large can a planet be?' An illustration of the HR 8799 system with three of its gas ...

Gas giants are large planets mostly composed of helium and/or hydrogen. Although these planets have dense cores, they don't ...

A planet that looks faintly familiar has emerged from old space telescope data, though it may be far from welcoming. Scientists analysing observations.

Hubble Space Telescope observations of white dwarf star G238-44 has shown that it is "consuming both rocky-metallic and icy material, the ingredients of planets," according to NASA's Goddard Space ...

A new candidate exoplanet appears to almost uncanny similarities to Earth — but may differ in at least one major way.

Some of the most influential voices in planetary science and space-inspired culture will take center stage on Feb. 14 as Lowell Observatory hosts “A Night of Discovery,” the keynote event ...

Jupiter, Saturn, and the winter hexagon of constellations will be the stars of the show at Indiana University Kokomo’s free ...

Aging stars can completely destroy their planets. When a star reaches the end of its life on the main sequence, it goes ...

NASA has announced the discovery of an Earth-like planet orbiting a Sun-like star that shares several other similarities with ...

Astronomers have discovered a new exoplanet orbiting the nearby K-dwarf star HD 137010 after detecting a single, shallow ...

Alexander Venner picked his way by hand through the data collected by a now-retired NASA telescope called Kepler, which ...