Astronomers have caught what may be a rare cosmic catastrophe unfolding 11,000 light-years away. A seemingly ordinary sun-like star suddenly began flickering wildly, puzzling scientists until they ...

Click SKIP to jump immediately; ESC closes the intro. Direct Solar System: python solar_system.py Distance calculator by itself: python Distance.py Menu-integrated tools: from the Solar view, open the ...

Skywatchers will get two special treats during the next 10 days, starting with two planets lining up very close to each other and shining brightly Tuesday night. Venus and Jupiter are the brightest ...

Astronomers have spent years searching for a possible hidden giant planet far beyond Neptune. Unusual orbits among distant Kuiper Belt objects have fueled the Planet Nine theory, but recent ...

A rare celestial event will feature Venus, Jupiter, and Mercury appearing close together in the June sky. Venus and Jupiter will first appear together in a conjunction starting Tuesday, June 9.

Venus, often referred to as the "evening star," will be the brighter of the two planets and should be easy to spot shortly after sunset. The conjunction of Venus and Jupiter will continue through June ...