41–60 of 401 results

Explore the Night with Bob King

Double Date with a Dragon

For your enjoyment, a diverse selection of double stars in Draco for small and medium telescopes.

Celestial Objects to Observe

Yanking Markarian's Chain

Markarian's Chain, a remarkable arc of bright galaxies, is your ticket to the Virgo Cluster. Hop aboard!

Astronomy and Stargazing Projects

Twinkle, Twinkle Quasi-Star — 12 Quasars for Spring Evenings

Quasars are among the brightest and most distant objects in the universe. Many are visible in amateur scopes if you know just where to look. We'll help you track them down.

Protoplanet of intrigue

Explore the Night with Bob King

Pop in on Pallas and Iris Tonight

Break out your binoculars or telescope the next clear night for a peek at the bright asteroids Pallas and Iris, both at opposition this spring. 

Trio in Leo

Explore the Night with Bob King

It's Spring! Time to Visit the Bright Galaxies of Leo I

Springtime is galaxy time. Only 30 million light years away, the Leo I Group and nearby Leo Triplet entice the eye with an assortment of bright spiral and elliptical galaxies. Welcome to spring! The new season begins (or began depending on when you read this) at 5:58 p.m. EDT on…

Explore the Night with Bob King

Deep-sky Hunting in Cancer, the Crab

As winter melts into spring, we sample both familiar and overlooked deep-sky treasures in the "empty space" between Gemini and Leo, home of the Crab.

Daylight Phenomena

How to See Sirius in the Daytime

Spotting Sirius in broad daylight may be easier than you think! Here's how to do it.

Explore the Night with Bob King

Deep-Sky Observing Without Equipment, Part II — The Winter Sky

Really want to see what your eyes can do? Leave the telescope at home and join me for a naked-eye tour of the late winter sky.

Celestial News & Events

Will Sirius Disappear on February 18th?

On Monday night, February 18th, observers in the western U.S. and Mexico may see the occultation of a lifetime when a tiny asteroid momentarily blots out the night sky's brightest star.

Celestial News & Events

Comet Iwamoto Ascends and Brightens

Comet Iwamoto is visible as a binocular target from a dark sky. Follow it this week as it passes from Virgo into Leo.

Hyades and horseshoe

Deep Sky

Happy Nights with the Hyades

The Hyades open cluster may stand in the shadow of its neighbor the Pleiades, but there's a wide variety of wonders here from naked-eye double stars to challenging galaxies. Let's pay a visit.

Explore the Night with Bob King

A Space Rock Strikes Moon During the Total Lunar Eclipse

The Moon got bonked by a space rock during Sunday's total lunar eclipse. Take a look!

Celestial Objects to Observe

How to “See” Interstellar Space Probes

So far, humans have sent five probes into space that are or will go far beyond the solar system: the Pioneers, the Voyagers, and New Horizons. As an exercise in fun, here's how you can find those probes' locations on the sky.

Explore the Night with Bob King

Comets to Catch in 2019

We peek ahead to see what comets await in 2019. Bright ones will be sparse, but several nice objects, including Comet Iwamoto (C/2018 Y1) and Comet Africano (C/2018 W2), will keep things lively.

Eclipses

Solar and Lunar Eclipses in 2019

There'll be something for everybody in 2019, with total, annular, and partial solar eclipses — and total and partial lunar eclipses to look forward to.

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 total lunar eclipse on Jan. 20–21, 2019.

Occultations

Venus Occults a Star and Mercury Joins Jupiter on the Winter Solstice

Bring in winter with a bang with a beautiful, close conjunction and a rare planet-star occultation.

Celestial News & Events

Chasing Comet 46P/Wirtanen as the Moon Looms

Learn how chase away the Moon to keep Comet 46P/Wirtanen in a dark sky. Here's an update on the comet's progress and what to look for in the coming nights.

Mars does do-si-do with Neptune

Planets

Mars and Neptune Have a Close Shave

Want to find Neptune the easy way? Just point your binoculars or telescope at Mars the next few nights, when the two planets will be in close conjunction.

Diamond in the sky

Spacecraft and Space Missions

SpaceX Launches Orbiting "Sculpture in the Sky" / Comet Update

An art sculpture achieves orbit, 46P/Wirtanen becomes a naked-eye comet, and C/2018 V1 makes one last good pass.

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