The Quadrantid meteor shower - which peaked on the night of January 3-4, 2019 - has a very narrow peak. Still, the EarthSky community caught some photos.
And hello, Iridium NEXT. The final launch of 10 Iridium NEXT satellites is targeted for January 8, 2019, at 7:48 a.m. PST. Meanwhile, the beloved glints of Iridium flares are disappearing from Earth's night skies.
On January 7, the moon will be near the sunset. You'll need an unobstructed horizons. Bring binoculars, just in case. On January 8 and 9, the slim crescent will be farther from the sunset. All very beautiful.
Jupiter's moon Io is the most volcanically active world in our solar system. The Juno spacecraft - now orbiting Jupiter - has now gazed across a distance to acquire new images and insights about the "fires of Io."
A new computer simulation shows the Large Magellanic Cloud is hurtling toward our galaxy on a collision course. Could the collision knock our solar system out of the Milky Way?
New evidence suggests that dark matter - the mysterious stuff that makes up a significant percentage of the universe's mass - can heat up and move around.
The January 5-6, 2019, partial solar eclipse was visible from China, Korea, Japan, Russia, the North Pacific Ocean and the Aleutian Islands. Photo here from the EarthSky community.
Researchers have said that Totten Glacier, a behemoth with enough ice to raise sea levels by 11 feet (3.4 meters), appears to be melting. Now, they say 4 glaciers west of Totten, and a handful farther east, are also losing ice.
The longest lunar month in 2019 starts with the new moon on January 6, and concludes with the new moon on February 4. Its duration will be 29 days 19 hours and 35 minutes.