1–20 of 47 results
Gibbous Moon

Moon

Diving Into the Moon's Bay of Rainbows

This curious lunar feature — visible the nights of March 4th and April 2nd — is a delight in small scopes or even binoculars.

Mini-moon discovered

Celestial Objects to Observe

Earth Has A Mini-Moon — But Not for Long!

Two astronomers discovered a temporary mini-moon captured by Earth — but it's about to win its freedom.

Celestial Objects to Observe

Winter’s High Moon

A nearly full Moon offers plenty to see and ponder.

Celestial News & Events

Crack Your Crescent Moon Record

Calling all crescent lovers! Here's a chance to set a new personal record by seeing one of the oldest moons ever.

Moon

International Observe the Moon Night 2019

Observe the first-quarter Moon on October 5 for International Observe the Moon Night. Here's a guide to tell you what to look for.

Moon phases in perspective

Celestial Objects to Observe

August Will Have Two New Moons! What’s the Big Deal?

First there were "blue Moons;" now there are "black Moons." What do these terms mean . . . and do they matter?

Armstrong, Aldrin & Collins

Celestial News & Events

Celebrate Apollo 11 with a Visit to Armstrong, Aldrin and Collins Craters

Find the craters named for the three astronauts who flew the first manned mission to land on the Moon.

Bumbling along

Occultations

The Moon Bumbles Into the Beehive Friday

The thick crescent Moon occults oodles of stars in the Beehive star cluster Friday evening for much of the Americas.

Extra helping

Explore the Night with Bob King

Gobble Up a Rare Thanksgiving Full Moon

This week, we give thanks for all the good things in life including a rare event — a full Moon on Thanksgiving. Make it your dessert after the big meal.

People, Places, and Events

Get Ready for International Observe the Moon Night

Fasscinated by our Moon? Want to know more about it? Join fellow lunar enthusiasts on Saturday, October 20th, for International Observe the Moon Night!

History and Sky Lore

Observing Earth from the Moon

Ever wondered what it would be like to see the Earth from the Moon? Join Bob King as he explores this from the perspective of the Apollo 17 astronauts.

Planets

The Outer Planets Move In, plus an "Old Moon" Observing Challenge

As the bright planets march westward, Uranus and Neptune become the fresh new faces of fall. And if you've never seen an ultra-thin lunar crescent, here's your chance.

Explore the Night with Bob King

Here Comes the Harvest Moon!

This month's Harvest Moon will be up early to light the night as well as act as a beacon for watching the annual fall bird migration through a small telescope.

Seeing

Daylight Phenomena

Quest for the Green Flash

If you like sunrises and sunsets, look for the green flash, a phenomenon that happens more often that you think.

Moon

Seven Nights of Enticing Lunar Sights

Come along for a 7-night tour of some of the Moon's most compelling features visible in small telescopes.

Tycho Crater, Image by Frank Barrett

Explore the Night with Bob King

Full Moon Is Tycho Time

With this week's full Moon, the dazzling crater Tycho will be in full regalia. Time to catch some rays!

Explore the Night with Bob King

What's the Thinnest Crescent Moon You Can See?

A slender Moon is an beautiful and inspiring sight. December and January offer several opportunities to see these exceptional crescents.

Celestial Objects to Observe

Find the Phase of the Moon

Learn the phase of the Moon tonight, the day you were born, or on any historical date.

Explore the Night with Bob King

Bah, Humboldt! Visiting a Fringe Crater

Meet Humboldt, a magnificent lunar crater compromised by its life on the edge.

Venus over Lake Superior

Celestial News & Events

Watch Venus and Uranus Double Up Beneath a Comet

Following an occultation of Rho Leonis by the Moon, watch Venus and Uranus pair up in a weekend conjunction just 10° from Comet ER61 PanSTARRS.

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