Constellations
Lupus the Wolf, a constellation in southern skies
Lupus the Wolf is a constellation that lies between Scorpius and Centaurus. You have to be farther south on the globe to see the Wolf.
Space
1st pair of merging quasars seen at Cosmic Dawn
For the first time, scientists have discovered the most distant merging quasars yet - at the Cosmic Dawn - some 900 million years after the Big Bang.
Astronomy Essentials
Tonight

Visible planets and night sky guide for June

Visible planets and night sky guide for June 2024. On mid-June mornings, look for Jupiter before sunrise. It'll rise higher before the sun each day.
Sun

Sun news June 19, 2024: Solar excitement gives some action

Sun news for June 18, 2024. Sun activity remains moderate, but we await activity from promising regions all over the sun and a coronal hole.
Earth

What is the equation of time? And what is noon, for you?

The difference between apparent solar time (the actual time between noons) and mean solar time (the average time between noons) is called the equation of time.
Space

Webb spots giant asteroid collision in Beta Pictoris

NASA's Webb space telescope has found evidence of a giant asteroid collision that occurred in the Beta Pictoris star system only about 20 years ago.
Earth

Incredible sea rays: Lifeform of the week

Sea rays are descendants of sharks. They have strong teeth and some can be dangerous with stingers or electric discharges.
Earth
Human World

Carbon capture is controversial, but it may be crucial

Carbon capture - first used in the 1920s - has a critical role in reaching net zero emissions of the greenhouse gas carbon dioxide.
Astronomy Essentials

2024 June solstice: All you need to know

The June solstice will happen on June 20, 2024. It's the longest day for the Northern Hemisphere and the shortest day for the Southern Hemisphere.
Constellations

Boötes the Herdsman and its bright star Arcturus

Boötes the Herdsman is a large constellation that holds one of the brightest stars in the sky, Arcturus. Only 3 other stars and the sun are brighter.