Moon skims past Mars and Aldebaran February 17-19, 2021

The waxing crescent moon pairs up with the faint planet Uranus on February 17, flits by the red planet Mars on February 18, and then joins up with the red star Aldebaran on February 19.

Farfarout is farthest object in our solar system yet known

Astronomers have confirmed that an object with the nickname of Farfarout is, to date, the farthest object we’ve seen in the solar system.

Hunkering down in winter weather

Snow, ice and cold temperatures wreak havoc across much of the United States in February.

Arc to Arcturus, a springtime star

Arcturus is one of the easiest stars to find. Late at night in February - earlier as the months pass - just locate the Big Dipper in your northern sky. Then follow the arc in the Dipper's handle to find yellow-orange star Arcturus.

Galaxies have magnetic fields, too! Images here

Until recently, magnetic fields in the outskirts of galaxies were too faint to be detected. Although it's still not clear what causes them or how they're maintained, astronomers have started to create images of their observations of galaxies' magnetic fields producing beautiful aurora-like effects. See them here.

For those at southerly latitudes, Canopus!

Far-northern skywatchers sometimes travel southward in winter, for a glimpse of Canopus - the sky's 2nd-brightest star - above the southern horizon. Can you see it? Details here.

A new planet next door?

Astronomers have spotted “something” near Alpha Centauri A, in the star system nearest our Earth and sun. If it turns out to be a planet, it'll be the first time a planet has been directly imaged within the habitable zone of a star.

Strong earthquake in Japan called ‘aftershock’ of deadly 2011 quake

No fatalities were reported in the February 13, 2021, strong earthquake in Japan, which occurred off Japan's east coast, near the epicenter of the 2011 9.0-magnitude Tohoku earthquake.

See the young moon on February 12, 13 and 14

Beginning on February 12, look west after sunset for the young moon - a thin lunar crescent - in the west shortly after sunset.

A record deadly week for US avalanches in early February

2021 has brought a deadly avalanche season. "We're only halfway through the season and we're 3/4 of the way to the number of fatalities we'd see in a typical year. The dangerous, record-breaking year keeps avalanche forecasters up at night," one expert said.