SUNSET: 
Vera C. Rubin Observatory Begins Its Long-Awaited All-Sky Survey
The telescope should spot billions of astronomical objects in the next 10 years.
Radio Astronomers Measure a Brighter Sky Than They Expected
Astronomers have underestimated just how bright the low-frequency radio sky is, new measurements show.
This Week's Sky at a Glance, June 26 – July 5
The almost-full Moon steps past orange Antares between Friday and Saturday evenings, June 26th and 27th.
Into the Void: Investigating the Heart of a Giant Elliptical Galaxy
The core of the brightest galaxy in the cluster Abell 402 contains a curious void. New observations suggest that an ultra-massive black hole could have excavated this feature.
Exploding Stars Sprinkled Ancient Earth With Radioactive Iron and Plutonium
Exploding stars have left their radioactive mark on our planet. Now scientists have found more evidence of a particularly violent event in Earth’s more ancient past.
Double Whammy: Binary Supernova in Gemini
New analysis reveals a tight relationship between two supernova remnants in the outer Milky Way.
Interstellar Comet 3I/ATLAS Has Cold, Ancient Origins
The most recent interstellar visitor was crisscrossing our galaxy for some 10 to 12 billion years before it came near the Sun.
