This short video, just over a minute long, takes you on a journey from 1991, when no exoplanets were known, to today's 4,003+ known exoplanets. Why the plus? According to the NASA Exoplanet Archive, the number of known exoplanets has already jumped up to 4,031 and counting!

The 2019 Perseid meteor shower will likely peak August 12-13, unfortunately under the light of a bright moon. But the shower is already rising to its peak. Tips here for getting the most from this year's Perseid shower.

Robert Pettengill reports from the busy ACEAP (Astronomy in Chile Educator Ambassador Program) annual trip, happening now in Chile.

Duck-billed dinosaurs - hadrosaurids - were common 80 million years ago. Now scientists have discovered a complete skull of a previously unknown species of hadrosaurid, which sported unusual skull and face features.

Quakes look and feel different depending on the material their seismic waves pass through. This new video compares marsquakes to moonquakes and quakes here on Earth.

Between the usual primary and secondary rainbows, you can see a 3rd bow, caused by sunlight reflecting off the water.

Asteroid 2006 QV89, a space rock that'll pass closest to Earth on September 9, will not strike Earth. Details here, including a recent, fortunate non-detection of the asteroid by ESA and ESO.

Watch for the young moon as it first appears in bright western twilight on August 1 or 2, 2019. By August 3, 4 and 5, the young moon is a beautiful sight for all to see in the west after sunset.

Don't listen to people who tell you that supermoons are hype. Supermoons aren't hype; they're folklore, like Blue Moons or Black Moons or the beloved Harvest Moons.

When you see it with your unaided eye, Omega Centauri looks like a fuzzy, faint star. But it is, in fact, a collection of 10 million stars.