See July 2026 sky events, including meteor showers, the Buck Moon, planetary alignments and when visibility may be affected.

NASA’s TESS discovered two Jupiter-sized “super-puff” planets lighter than cotton candy, 1,100 light-years away.

A pair of sibling gas giants originally spotted by citizen scientists are so lightweight that their density resembles wispy ...

The featherweight pair — orbiting a star 1,110 light-years away — are the biggest exoplanets found to have less density than ...

An international collaboration has discovered two of the lowest-density giant planets ever detected: rare "super-puff" ...

As the United States prepares to celebrate its 250th anniversary, the history of the solar system tells its own story of ...

There are planets that make Earth look small. And then there are planets like TOI-791 b and TOI-791 c; two enormous worlds ...

Venus and Jupiter are the brightest planets in our solar system, and they will appear unusually close together when the sun goes down tonight because of their current positions in their orbits, ...

North America’s celestial highlights for the week ahead, which also apply to mid-northern latitudes in the northern hemisphere.

Two newly confirmed "super-puff" planets are so diffuse that they are less dense than cotton candy, despite being about the size of Jupiter. Their rare orbital relationship and enormous, lightweight ...