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IC 418 planetary nebula

Explore the Night with Bob King

A Deep-sky Hippity-hop through Lepus, the Hare

Snare a dozen bright double stars and deep-sky objects in the celestial Hare the next clear night. We also provide details on how to watch the potentially hazardous asteroid Apophis occult a star the night of February 21st.

Daytime planet fest

Explore the Night with Bob King

Planets and Comets Can't Hide from SOHO's Eye

With the help of the Solar Heliospheric Observatory you can not only keep track of the planets in the daytime sky but maybe even discover a comet.

Comet 67P/Churyumov-Gerasimenko

Solar System

Comet Watch 2021

If you own an 8-inch or larger telescope you might see more than a dozen new and returning comets this year, including one potential naked-eye candidate.

Deep-sky map Capella region

Celestial Objects to Observe

Foraging for Deep-sky Delights with Capella, the Goat Star

We explore deep-sky riches within a stone's throw of Capella, one of the season's brightest stars.

Explore the Night with Bob King

Jupiter and Saturn Embrace in Solstice Conjunction

Jupiter and Saturn fashion the Great Conjunction of 2020 when they pair up on December 21st, the winter solstice. That evening they'll be closest in nearly 400 years.

Path of the solar eclipse on December 14, 2020.

Celestial News & Events

A South American Total Eclipse

The Moon’s shadow visits Chile and Argentina again. If you can't be there, watch online!

Geminids from Tenerife

Celestial News & Events

A Banner Year for the Geminid Meteor Shower

With no Moon to brighten the night, this year's rich Geminid meteor shower should be one of the best ever. Find a spot away from city lights, dress warmly, and don't forget the hot chocolate.

2001 Leonid storm

Explore the Night with Bob King

Leonid Meteor Shower to the Rescue

Modest but reliable, the annual Leonid meteor shower returns this week. Take an hour or two to relax and enjoy the show.

Cool blue world

Celestial Objects to Observe

Tiny Asteroid Flora and Mighty Uranus Team Up

Both Uranus and the asteroid 8 Flora came to opposition on Halloween. Catch them both in the same corner of the sky the next clear night.

ATLAS with a tail

Celestial Objects to Observe

Comets Crawl through the Skies at Dawn and Dusk

Comets have been scarce since NEOWISE departed the scene. Not anymore. Suddenly, there are four fresh faces visible from dusk til dawn.

Mars the magnificent

Planets

Behold Mars! The Best View Until 2035

After a two-years hiatus Mars returns big and bright at opposition on October 13th, its best apparition until September 2035.

Caroline's Cluster

Explore the Night with Bob King

Explore Caroline Herschel's Celestial Showpieces

More than 200 years ago Caroline Herschel pointed her telescope at the heavens and discovered some of the finest deep-sky objects. Follow in her footsteps and see them for yourself.

NTB via Juno

Celestial News & Events

Stormy Times on Jupiter, Comet Howell Steps Up, and More

Colder weather might be coming, but don't pack away that telescope! You'll miss a powerful storm that's remaking Jupiter's North Temperate Belt, a returning comet, Mira on the rise, and a bright supernova in the Great Bear.

Algol

Variable Stars

Take a Roller Coaster Ride with Algol, a Fast Eclipsing Binary

How would you like to see a star drop two magnitudes in the time it takes to eat dinner? Easy to do. Just check out one of these fast eclipsing binaries — they'll make your head spin.

407 Perseid composite

Explore the Night with Bob King

Perseids Peak August 11–12 — Get Ready for the Show

The Perseid meteor shower is like no other. Every August it delivers up to 100 meteors an hour in pleasant weather conducive to getting outside and staying up late. What's more, most kids still aren't in school, making it possible for the entire family to enjoy the event.

Looking back at Pluto

Explore the Night with Bob King

Cool Off with Pluto This Summer

Pluto might be a challenging target but it's well worth the effort. Grab your telescope and see if you can spot this distant, chilly world.

Sharing Comet NEOWISE

Comets

Comet NEOWISE Dazzles at Dusk

Comet NEOWISE has captivated skywatchers with its stunning tail. Now that it's moved into the evening sky and climbing higher each night even more people will get a chance to see it.

Comet NEOWISE

Comets

Comet NEOWISE Delights at Dawn

Skywatchers are treated to a naked-eye comet as NEOWISE emerges into the the dawn sky.

M85 supernova

Celestial News & Events

Two Bright Supernovae Light Up Nearby Galaxies

Two bright new supernovae — 2020nlb in M85 and 2020nvb in NGC 4457 — are now within the range of amateur telescopes in the western sky at nightfall.

Lemmon in bloom

Explore the Night with Bob King

Anticipation Grows for Comets NEOWISE and Lemmon

Two comets spark excitement for the coming week — NEOWISE might reach naked-eye visibility at dawn, while Lemmon will be visible in binoculars at dusk.

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