41–60 of 954 results

Celestial News & Events

Another Interstellar Visitor Is Headed Our Way

An amateur astronomer has discovered a comet that might be the second interstellar visitor after 'Oumuamua — and it's heading for its closest approach to the Sun late this year.

Crowning glory

Daylight Phenomena

Volcanoes Turn Twilights Purple

A rash of unusually colorful sunsets follows in the wake of two major volcanic eruptions. 

Harvest Moon Sept 2019

Celestial News & Events

September 2019: Triangle Time

Download September's Sky Tour astronomy podcast for tips on observing Jupiter, Saturn, and the easy-to-spot Summer Triangle.

Trojan asteroids

Celestial Objects to Observe

Be a Warrior — Tackle a Trojan Asteroid

You've seen Jupiter and its four brightest moons. Now meet the rest of the family — the Trojan asteroids.

Moment of impact

Explore the Night with Bob King

Texas Amateur Detects Possible Impact on Jupiter

It looks like Jupiter got slammed again! A bright flash from a possible impact lit up the planet's South Equatorial Belt Tuesday night. 

Moon-Jupiter-Saturn on Aug 9

Sky Tour Astronomy Podcast

August 2019: Stars of Summer

Download August's Sky Tour astronomy podcast for tips on observing the Perseid meteor shower and the key planets, stars, and constellations in the evening skies of summer.

Moon phases in perspective

Celestial Objects to Observe

August Will Have Two New Moons! What’s the Big Deal?

First there were "blue Moons;" now there are "black Moons." What do these terms mean . . . and do they matter?

Fireball Over Ontario

Explore the Night with Bob King

Fireball May Have Dropped Meteorites in Ontario

A lime-green meteor as bright as the full Moon streaked across Canadian skies on July 24th and may have delivered free samples from the asteroid belt.

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.

Diamond Ring by Aristeidis Voulgaris

Celestial News & Events

From the Frontline of Totality: Sky & Telescope Reports

Thousands of spectators, professional astronomers, and several Sky & Telescope editors traveled to see totality from the ground — and sky.

Total Eclipse 2017

Celestial News & Events

Where to Watch the July 2, 2019 Total Solar Eclipse Online

Whether cloudy skies or airfare prevent you from seeing the total solar eclipse on July 2nd, you can still see totality via one of the multiple webcasts we compile here.

Jupiter and Saturn in July 2019

Sky Tour Astronomy Podcast

July 2019: Stalking the Scorpion

Download July's Sky Tour astronomy podcast for a guided exploration of the planets, stars, and constellations in the evening skies of summer.

Flakey Red Spot

Planets

Jupiter Is Outstanding at Opposition

Prime-time Jupiter viewing kicks off this month when the planet reaches opposition on June 10th. 

Evening view on June 28, 2019

Sky Tour Astronomy Podcast

June 2019: Peekaboo Planets

This month's Sky Tour podcast starts with a solstice update and a rundown of lunar phases, then helps you find four planets in the evening sky along with the best stars and constellations of early summer.

An arm to the sun

Explore the Night with Bob King

SpaceX Launches First Volley of Starlink Satellites

The 60 Starlink satellites parading across the sky make an incredible sight, but some skywatchers wonder at what cost to the night.

Celestial News & Events

Jupiter's Great Red Spot Unfurls

Jupiter's South Equatorial Belt appears to be pulling material from the Great Red Spot in an event that's visible from small scopes.

Bob King Watches an ISS pass

Space Satellites

Watch International Space Station Flybys All Night Long

The annual International Space Station marathon viewing season begins later this week, when skywatchers in the Northern Hemisphere can watch up to five successive ISS passes in one night.

Celestial News & Events

An Excellent Year for the Eta Aquariid Meteor Shower

With no Moon to muss, take a crack at seeing the Eta Aquariids, which could be one of the better meteor showers of the year.

Radiant of the Lyrid meteor shower

Celestial News & Events

April's Lyrid Meteor Shower

The Moon gets in the way of April's Lyrid meteor shower, but it's still worth scanning the sky for the chance of fireballs.

Moon in Leo April 2019

Celestial News & Events

April 2019: Critters on the March

The Sky Tour astronomy podcast for April 2019 takes you on a guided tour of the predawn sky and then helps you find a Hunter, a Lion, and a Bear in the evening sky.

Advertisement
Advertisement
Advertisement