Solar panels have gotten so cheap that the plant, born of an old attempt at harnessing the power of the sun, appears to be obsolete.

Trans-Neptunian objects (TNOs) are icy bodies that vary widely in size, from large dwarf planets like Pluto and Eris—each ...

Mars, Venus, Jupiter and Saturn should be visible to the naked eye, but with a telescope you can spot Neptune and Uranus.

The Valentine's Day northern lights will largely be visible in Canada and Alaska, but a few northern-most states may see the ...

Learn about the life and scientific contributions of Johannes Kepler, the 17th-century astronomer known for his laws of ...

The zodiacal light shines in the evening as the Moon reaches Last Quarter and skims past Spica and Antares in the sky this ...

Scientists say the threat of a newly discovered asteroid has risen slightly in the past few weeks as the world's telescopes ...

These popular astronomy questions, answered by Astronomy magazine, will help you better understand our universe - and share ...

Children ages 3 to 12 with a parent/caregiver are invited to stop by Emma Clark Library, 120 Main St., Setauket on Feb. 15 ...

"We were very surprised to see that the same tiny plasma jets appear to be driving both the fast and the slow solar wind." ...

Canadian astronomers have taken an extraordinary step in understanding how planets are born, using the James Webb Space ...

The four-planet lineup that began in January concludes by mid- to late February, as Saturn sinks increasingly lower in the ...