Five Indian students win four gold and one silver medal at IOAA in Hanoi. Check medal winners and India's historic 2026 Olympiad record.

Now shining at magnitude 10.6, main-belt asteroid 21 Lutetia is sliding just south of a 9th-magnitude field star in Scorpius. The best time to observe is late in the evening in the hour or two around midnight, when this region is highest in the south.

Radio telescopes are losing important data as the government and companies look to increase Earth-to-space communications.

Follow the foot traffic. Sidewalk astronomers often set up at street fairs, outdoor events, nightlife hotspots, or by any venue where a lot of people tend to pass by. If you want to set up at an event, check to see if you need permission from its organizers.

Professor Nicolás Cuello explores crafting worlds illuminated by many suns in this astronomy and astrophysics focus

Stunning pictures of nebulae, stars, the moon and more took top prizes in this year's astrophotography competition, organised by the Royal Observatory in London

A new type of object found in the early universe has puzzled astronomers for years, but they may finally have some answers.

The Quad Cities club invites you out to its next public observation night on Oct. 3 in Rock Island's Longview Park.