Frosty Drew Clear Sky Chart

Current seeing conditions at Frosty Drew Observatory

The Sun and Moon Today

  • The Sun as seen today from NASA SDO.
  • Waxing Crescent 7% phase

Astronomy Picture of the Day

Astronomy Picture of the Day

Satellite Events for Tonight

Can we find alien life in groups of similar planets?

Reported by Space | EarthSky

A new study from Japan suggests we could search for a sign of alien life by looking for suspiciously similar planets close together. The post Can we find alien life in groups of similar planets? first appeared on EarthSky....
  • By: Space | EarthSky
  • On: Sun, 19 Apr 2026 12:03 +0000

Do Newton and Einstein’s laws of gravity hold across the cosmos?

Reported by Space | EarthSky

Newton and Einstein's laws of gravity hold true across the largest structures in the universe. This new evidence strengthens the case for dark matter. The post Do Newton and Einstein’s laws of gravity hold across the cosmos? first appeared on EarthSky....
  • By: Space | EarthSky
  • On: Sun, 19 Apr 2026 11:30 +0000

Simulating how black holes light up the dark

Reported by Space | EarthSky

When black holes tear apart stars, the wreckage heats up, creating brilliant flares. New simulations are showing these flares with more detail than ever before. The post Simulating how black holes light up the dark first appeared on EarthSky....
  • By: Space | EarthSky
  • On: Sun, 19 Apr 2026 10:04 +0000

What Happens When Light Goes Boom? Part 4: What Brad Bradington Is Good For

Reported by Universe Today

Cherenkov radiation isn't just a beautiful phenomenon. It turns up in nuclear reactors, in the upper atmosphere, in gamma ray telescopes on three continents, in a cubic kilometer of Antarctic ice, and in hospital imaging suites. Here's what a light boom is...
  • By: Paul Sutter (https://www.universetoday.com/authors/pmsutter)
  • On: Sun, 19 Apr 2026 02:20 +0000

"Immature" Lunar Soil Could Be Suitable for Roadways on the Moon

Reported by Universe Today

Using lunar regolith simulant, a team of researchers demonstrated that "immature" regolith similar to what is expected around the Moon's southern polar region is suitable for rovers to drive on....
  • By: Matthew Williams (https://www.universetoday.com/authors/houseofwilliams)
  • On: Sat, 18 Apr 2026 22:44 +0000

What Happens When Light Goes Boom? Part 3: Brad Bradington Sprints

Reported by Universe Today

We have the crowd. We have the star. Now it's time to put them together. Here's exactly what happens — and why — when a charged particle outruns the local speed of light in a material. Also: why it's always blue....
  • By: Paul Sutter (https://www.universetoday.com/authors/pmsutter)
  • On: Sat, 18 Apr 2026 02:06 +0000