98 results
Picture of Rigel and IC 2118

Meet the Stars

Meet Rigel, Orion's Blue Suede Shoe

The seventh brightest star in the sky, blue-white Rigel shines brilliantly at the left foot of Orion and is actually a trio: a supergiant orbited by a pair of Sun-like stars.

Celestial Objects to Observe

Meet Deneb, the Bright but Distant Star

Deneb, in the constellation Cygnus, is a star that shines brilliantly despite being one of the farthest you can see with the unaided eye.

Photo of Gemini with Pollux and Castor and Canis Minor with Procyon

Celestial Objects to Observe

Meet Pollux, the Red Giant with a Planet

Meet the stars: Pollux, one of the Twins in the sky, is a star that has swelled into its red giant phase while holding onto its Jupiter-like exoplanet, dubbed Thestias.

Regulus removed

Celestial Objects to Observe

Meet Regulus, Little King of the Ecliptic

Meet Regulus A, dubbed "Little King" and "Heart of the Lion," among the 25 brightest stars in the sky. The star belongs to a complex system, including a close white dwarf companion that makes its ultimate fate uncertain.

Betelgeuse's bow shock

Night Sky Sights

Meet Betelgeuse, the Red Giant of Orion

Betelgeuse, the brilliant red star at the right shoulder of Orion, is a supergiant whose girth extends out to the orbit of Jupiter.

Night Sky Sights

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.

The center of the stellar merry-go-round

Meet the Stars

Meet Polaris, the North Star

Meet the brightest stars near Earth. Next up: Polaris, the North Star, the star within a degree of the north celestial pole.

Celestial Objects to Observe

Meet Sirius, the Brightest Star

Meet the stars near Earth, starting with the brightest: Sirius, the "Dog Star."

Path of Pluto in 2015 (wide field)

Night Sky Sights

See Pluto in 2015

It’s been a fantastic year for Pluto, and it’s only going to get more so. What better time to make your first (or second!) attempt at spotting the dwarf planet? Read on for a few tips to help you locate this dim object in the summer sky.

Path of Uranus in 2015 (wide field)

Night Sky Sights

Uranus and Neptune in 2015

This article gives directions for finding Uranus and Neptune from June 2015 through March 2016.

Round makes jagged when the light is right

Moon

Shadows on the Moon Make a Point

Fooled by shadow play into thinking lunar mountains were pointy pinnacles? Learn why we often see them that way.

Seven Sisters rise again this month

Night Sky Sights

How Many Pleiades Can YOU See?

Most of us are familiar with the Seven Sisters, but have you met their brothers? Learn how to find more Pleiades than first meet the eye.

Night Sky Sights

Ceres and Vesta in 2011

The two brightest asteroids are in fine view for binoculars or a telescope. Here are instructions and charts to find them.

Night Sky Sights

Ceres and Vesta: July 2012 - April 2013

The two brightest asteroids are close to each other in late 2012 and early 2013. Moreover, they're traversing one of the most interesting areas in the night sky.

Night Sky Sights

Vesta in 2010

Vesta shines at magnitude 7 or brighter through mid-May 2010.

Night Sky Sights

Finding Uranus and Neptune in 2006

Binoculars and our charts are all you need to spot these twin outer planets.

Night Sky Sights

The Martian Moons in 2007–08

If you've never spied Mars's two satellites, Phobos and Deimos, the end of 2007 is your best chance for a long time. You'll need a big telescope — and you'll need to know exactly where to look.

Night Sky Sights

Uranus and Neptune in 2005

From now to year's end, our finder charts will help you locate Uranus (in Aquarius), Neptune (in Capricornus), and Pluto (in Ophiuchus).

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