In the photo from the space station, the comet is captured just above Earth’s horizon, which is illuminated by a bright light — also known as airglow — that occurs in the planet’s upper atmosphere when atoms and molecules emit light after being excited by sunlight.

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

Astronomer Dean Regas gives us the lowdown on the best things to look out for this winter, from a “planet parade” to the ATLAS comet.

On Monday night you may have a chance to witness the moon obscuring the Red Planet at its brightest, as well as a comet’s closest approach to the sun.

NASA and famed astronaut Buzz Aldrin say stargazers have the best chance of catching a glimpse of Saturn and Venus in alignment starting Saturday. The planets have been shuffling toward each other in the sky and will appear closest this weekend, appearing only inches apart to the human eye.

The planetary parade includes Venus, Mars, Jupiter, Saturn, Uranus and Neptune during January and early February.

The night sky is putting on a celestial show with a dazzling "planetary parade" featuring six major planets and a bonus comet.

Six planets are lining up across the night sky this month in a so-called "parade of planets".

Six planets grace the sky this month in what’s called a planetary parade. Venus, Mars, Jupiter and Saturn are visible to the naked eye in January and for part of February.

Amateurs and experts alike are set to experience a rare opportunity to view Comet C/2024 G3 ATLAS. Discovered on April 5, last year by the Asteroid Terrestrial-impact Last Alert System (ATLAS) in Chile,

Twenty years ago today, I watched TV coverage of a probe descending toward the surface of Titan, a moon of Saturn, while outside my home in Utah snow dusted a rocky mountain outcrop I’d ...