61–80 of 513 results
Winter Pair-a-gon

Double Stars

Explore Double Stars in the "Winter Pair-a-gon"

The Winter Hexagon is not only key to finding six of the season's most prominent constellations but also a gateway to a more than a half-dozen delightful double stars.

Solar eclipse series

Eclipses

What to Look For & When During a Total Solar Eclipse

Look for these astronomical and Earthbound phenomena during the total solar eclipse on April 8, 2024.

Bright Geminid meteor over Tucson

Celestial Objects to Observe

The Best Meteor Showers in 2023

The two richest, most reliable annual meteor showers, the Perseids and Geminids, are Moon-free in 2023. Others showers await you too.

June 2022 planets

Solar System

All Eight Planets Line Up ... Again!

Echoing summer's great arc of planets at dawn, winter presents the full octet again, this time splayed across the evening sky.

Geminid over Tucson

Variable Stars

Catch the Geminid Meteor Shower; Plus, Watch RW Cephei Fade

The luminous Geminid meteor shower returns. We also meet a binocular-bright star that may be experiencing Betelgeuse-like convulsions.

Mars up close

Explore the Night with Bob King

Mars Mesmerizes at Opposition

It may not be the closest opposition, but this time around Mars arcs high across the sky where good seeing promises sharp views. That's not all. On December 7th, one night before opposition, the full Moon occults the Red Planet!

Comet ZTF (C/2022 E3) up close

Explore the Night with Bob King

Sneak Peek at Two Promising Comets

Ready to chase comets? We look at two fuzzy solar system travelers that will keep you on your toes all fall and winter long.

Stars and moon

Explore the Night with Bob King

Election Eclipse — Last Total Lunar Eclipse till 2025

Set the alarm and bring plenty of coffee. We've got a total lunar eclipse coming that you don't want to miss.

Lunar craters for timing

Astronomy and Stargazing Projects

Useful Projects for a Lunar Eclipse

Here’s all you need to know to help us measure the size of Earth’s shadow during the second lunar eclipse of 2022.

Orionid composite

Explore the Night with Bob King

All About the Dust — Orionids and Zodiacal Light

It doesn't take much to create a spectacle when it comes to astronomical observation. Just a pinch or two of dust.

Moonrise

Explore the Night with Bob King

Observing the Full Moon: Fringe Benefits

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

Orange star in star field

Meet the Stars

Meet Scheat, the Peak of Pegasus

Meet Scheat, the orange giant star that peaks the Great Square of Pegasus in autumn skies in the Northern Hemisphere.

Jupiter up close

Explore the Night with Bob King

Jupiter's Exceptionally Close Opposition

A sentinel in the autumnal sky, Jupiter marks its closest opposition since 1963.

Vega brilliance

Explore the Night with Bob King

Vega, the Star at the Center of Everything

While we may quibble about how to pronounce its name, there's no denying that Vega is one of the most fascinating and useful stars in the heavens.

Battered Vesta

Asteroids

Observe Vesta — and Own a Piece of It, Too

Vesta's bright and easy to find in binoculars and maybe even with the naked eye in late summer skies. It's also just as easy to acquire a piece of it without a multi-billion dollar space mission.

People, Places, and Events

Peering Up Into Prairie Skies

The Nebraska Star Party offers truly dark skies enjoyed by veteran observers and first-timers alike.

Interferometry image of Rasalhague

Celestial Objects to Observe

Meet Rasalhague, the Star with the Snake

Rasalhague, a star rotating so fast it has squashed itself, has a fascinating connection to the mythology of healing.

Perseid 2021

Meteors

Perseids Are Coming, Full Moon or Not

Don't use a full Moon pass to skip this year's Perseid meteor shower. Right here, right now, we're going to help you make the most of it.

Iapetus transit single

Planets

See a Rare Transit of Iapetus on July 17–18

It's tiny. It's challenging. But you won't get the chance to see Iapetus transit the globe of Saturn again until 2037!

Titan and Tethys

Explore the Night with Bob King

Titan Occults a Bright Star, Mira Awakens, and Comet PanSTARRS Shines

Pick one or see them all. July offers a potpourri of celestial events for both naked-eye observers and telescope users that include a rare occultation by Saturn's moon Titan, a bright comet, and Mira at maximum.