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M6 and M7: Open star clusters in the Scorpion’s Tail
M6 and M7 are star clusters near Scorpius’ stinger. Under a dark sky, these loose groups of stars can be a stunning sight.
July 23, 2026
June solstice 2027: Here’s all you need to know
The June solstice happens today, June 21, 2027. It's the longest day for the Northern Hemisphere and the shortest day for the Southern Hemisphere.
July 20, 2026
Look for Mercury farthest from the morning sun this week
Mercury will reach its greatest elongation - greatest distance from the sunrise - on November 21, 2026. Look east at dawn. Bright Venus will be nearby.
July 17, 2026
2026 Ursid meteor shower: All you need to know
The 2026 Ursid meteor shower competes with moonlight and is best seen overnight from the evening of Dec 21 through the dawn of Dec 22, and best before sunrise.
July 15, 2026
We fly between Jupiter and the sun February 11
Giant Jupiter is closest to Earth for 2027 on February 10. Then Earth will fly between the sun and Jupiter - bringing Jupiter to opposition - on February 11.
July 10, 2026
Earth farthest from sun – at aphelion – July 6, 2026
Earth farthest from sun - aka aphelion - occurs on July 6. That's despite the fact that it's summer in the Northern Hemisphere.
July 1, 2026
Epsilon Lyrae is the famous Double Double star
To the unaided eye, Epsilon Lyrae appears as 1 star. But it’s actually a system with at least 5 stars. Learn how to find them here.
July 1, 2026
Draconid meteor shower 2027: All you need to know
In 2027, the Draconid meteor shower will probably produce the most meteors during the dark hours before dawn on October 9.
July 1, 2026
Latest sunsets follow the summer solstice
Why don't the latest sunsets come on the longest day (the solstice)? It's all to do with a discrepancy between sun time and clock time.
June 26, 2026
Does the North Star ever move in the sky?
The North Star is a symbol for constancy. But a video or star trails image reveals that it makes its own little circle around the sky's north pole every day.
June 19, 2026
