A rare August morning alignment brings Mercury, a thin crescent moon and the Beehive Cluster together in the predawn sky.

"It's really exciting to start seeing the link between the planet's surface and the plasma environment." When you purchase through links on our site, we may earn an affiliate commission. Here’s how it ...

Early risers are in for a spectacular show next week, when Jupiter, Venus and Mercury form a planetary lineup in the predawn sky on Sept. 1.

As temperatures fall, Mercury rises this weekend. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. The planet Mercury reaches its highest point in ...

'It really shows just how dynamic Mercury's space environment is.' When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. When the BepiColombo Mercury ...

The flyby took Europe's BepiColombo spacecraft within 150 miles (240 kilometers) of Mercury's surface. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it ...

Mercury will still be hard to see, but one can use bright Venus to find it. The new moon of January will be at 6:57 a.m. Eastern Time on January 11, according to the U.S. Naval Observatory, and a day ...

The moon will meet up with Mercury, the solar system's smallest planet and the closest to the sun, in the sky today. The 28-day-old moon will pass to the north of the tiny planet, with the two coming ...

'These processes are a universal mechanism for aurora generation.' When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. The way in which the radiant ...

Venus, Mercury and Mars will all appear alongside Earth's closest neighbor in the night sky this week. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it ...

The clock is ticking again on an auction of space exploration artifacts, though this time it is not just any timing device driving the bids. The "satellite clock" that flew as part of the instrument ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. The recent and much-ballyhooed "planetary parade" was an interesting celestial event that likely ...