1–20 of 42 results
Total lunar eclipse sequence

Moon

Dawn Delight: Total Lunar Eclipse on March 3rd

March opens with a spectacular total lunar eclipse. Our guide will help you make the most of it.

2-day-old crescent

Moon

Explore June's Dusky Crescent Moon

The Moon returns to the evening sky this week to show off its elegant crescent and invite us to tour its nightside.

Full Moon with Cassini's Bright Spot

Moon

"Cassini's Bright Spot" Beams at Full Moon

Rayed craters pepper the Moon especially around full. Cassini's Bright Spot is one of the most striking.

Galilaei crater May 20, 2024

Moon

Why Did Galileo Get Such a Puny Crater?

Galileo was one of the first people to study the Moon through a telescope. You'd think he'd get more than 10-mile-wide crater for his efforts. But of course, there's more to the story.

Lunarisms locator

Moon

Pleasures of Lunar Pareidolia

Do you still see animal shapes in clouds? If so, you'll enjoy doing the same with the Moon, home to the Moon Maiden, a giant pair of scissors, and other fantastic specters of light and shadow.

Moonrise

Moon

Observing the Full Moon: Fringe Benefits

The upcoming Hunter's Moon reminds us of the many ways we can enjoy observing our humble satellite.

Mare Orientale gravity map

Moon

Set Your Sights on This Lunar Bull’s-Eye

Go ahead, live on the edge: Grab your chance this month to see Mare Orientale, one of the most spectacular lunar seas most people have never seen.

full Moon

Moon

7 Easy Things to See on the “Supermoon”

Seven easy and rewarding targets to explore when the Moon is full.

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.

Moon

Catch the Full Moon High in the Sky for Telescope Treats

A nearly full Moon offers plenty to see and ponder.

Moon

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.

Armstrong, Aldrin & Collins

Moon

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.

Tycho Crater, Image by Frank Barrett

Moon

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!

Moon

Find the Phase of the Moon

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

Moon

Bah, Humboldt! Visiting a Fringe Crater

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

Moon

Explore Craters in the Lunar Arctic

Put on a coat, set up your scope, and become a polar explorer as we visit off-the-beaten-path craters and maria in the Moon's arctic vastness.

Perigee and apogee moons

Moon

What is a Supermoon? Facts vs. Fiction

The perpetuation of the supermoon myth is mostly motivated by desire for publicity. But much of what we call the supermoon is just our eyes playing tricks on us.

Lava Bumps Near Copernicus

Moon

A Little Guide to Lunar Domes

With this week's waxing Moon, we set off to explore its volcanic past with a look at a dozen intriguing lunar domes.

Phases of the Moon

Moon

What are the Phases of the Moon?

The phases of the Moon are determined by the relative positions of the Moon, Earth, and Sun.

Mystery Dark Spot?

Moon

Are You Game for April's Lunar Observing Challenge?

With astronomy being celebrated around the globe this month, join the fun by participating in a unique lunar observing challenge: track down 20 features once thought to show evidence of change from weather, geology, and even life.