I pick out North America’s celestial highlights for the week ahead (which also apply to mid-northern latitudes in the ...

Illinois stargazers have the chance to see a "planet parade" this January, with four bright planets to be visible in a single line of sight. There also are three chances to see a supermoon later this ...

The six planets will be visible in the days immediately leading up to Jan. 21, and for about four weeks afterward. Mars, ...

Stargazers will be treated to a rare alignment of seven planets on 28 February when Mercury joins six other planets that are ...

Venus, Saturn, Jupiter and Mars are all visible after sunset, but social media claims about it being a rare "planetary ...

NASA’s Goldstone Solar System Radar is closely tracking asteroid 2024 PT5 during its nearest approach to Earth, a distance ...

Venus, Saturn, Jupiter and Mars will appear to line up and be bright enough to see with the naked eye in the first few hours ...

Mars, Venus, Jupiter, and Saturn can be spotted without special equipment, with Uranus and Neptune requiring a telescope.

NASA's TESS exoplanet hunter has found the fastest-disintegrating planet ever. Losing a moons-worth of matter every million ...

Alignments of five or more planets are rare—there will be two more featuring five or more planets this year, but after that ...

On the evenings of Jan. 17 and 18, the planets will appear virtually side by side, in what's called a “planetary conjunction.