4 Min Read October’s Night Sky Notes: Let’s Go, LIGO! An artist’s impression of gravitational waves generated by binary neutron stars. Credits: R. Hurt/Caltech-JPL by Kat Troche of the Astronomical…
When you think about national park and public land astronomy programs, you might picture remote locations far from city lights. But a recent NASA Earth to Sky training, funded by…
International Observe the Moon Night is on October 4, 2025, this year– but you can observe the Moon whenever it's up, day or night! While binoculars and telescopes certainly reveal incredible…
Altair is the last stop on our trip around the Summer Triangle! The last star in the asterism to rise for Northern Hemisphere observers before summer begins, brilliant Altair is…
If you live in the Northern Hemisphere and look up during July evenings, you’ll see the brilliant star Vega shining overhead. Did you know that Vega is one of the most studied…
from NASA’s Heliophysics Education Activation Team (NASA HEAT) and the Astronomical Society of the Pacific/Night Sky Network Have you ever wondered about what the Sun is made of? Or why…
by Kat Troche of the Astronomical Society of the Pacific Here on Earth, we undergo a changing of seasons every three months. But what about the rest of the Solar…
Astronomers have been trying to discover evidence that worlds exist around stars other than our Sun since the 19th century. By the mid-1990s, technology finally caught up with the desire…
Depending on your locale, equinoxes can be seen as harbingers of longer nights and gloomy weather, or promising beacons of nicer temperatures and more sunlight. Observing and predicting equinoxes is…
by Kat Troche of the Astronomical Society of the Pacific During the 18th century, astronomer and comet hunter Charles Messier wanted to distinguish the ‘faint fuzzies’ he observed from any potential new…