An oddity among exoplanets, L 98-59 d is (so far) in a class all its own, but astronomers expect powerful new telescopes will ...

The search for Earth 2.0 has begun in earnest. But there's a huge variety of exoplanets out there, so narrowing down the search to focus valuable telescope time on only the best candidates is critical ...

Planet 9 project announces that volunteers have essentially doubled the number of known brown dwarfs, with over 3,000 new ...

Is Pluto a planet? At a U.S. Senate committee hearing this week, NASA's chief shared his thoughts on the decades-long debate.

New research suggests that billions of years ago, the dwarf planet Ceres may have had water, organic molecules, and chemical energy — the key ingredients for life. NASA’s Dawn mission data reveals ...

When NASA’s Dawn spacecraft arrived at Ceres in 2015, it revealed a dwarf planet far more complex than scientists expected.

Dominating the main belt, dwarf planet 1 Ceres now shines at 9th magnitude in Cetus the Whale. The small dot is passing close to a background star this evening, appearing as one component in a ...

Eighth-magnitude dwarf planet 1 Ceres is passing close to a background star tonight, just 6’ southwest of a slightly fainter 9th-magnitude sun. Both are about ¼° north of an easy-to-spot pair of stars ...

Using the James Webb Space Telescope, scientists have detected gas on the distant dwarf planet, Makemake. Credit: NASA / ESA / Southwest Research Institute / A. Parker illustration Scientists have ...

The dwarf planet Ceres, tucked away in the asteroid belt between Mars and Jupiter, has long been considered a quiet, frozen remnant of the early solar system. With its airless surface, icy shell, and ...