2241–2260 of 6,715 results
Predawn sky 29Jan to 1Feb 2019

Celestial News & Events

January 2019: Eclipsed Moon & More

As told in this month's astronomy podcast, a total lunar eclipse and the Quadrantid meteors headline a busy month of stargazing after sunset and before dawn.

Voyager 2, Parker Solar Probe, TESS & Insight

Astronomy & Observing News

Top 10 Astronomy News Stories of 2018

Astronomers have made great strides this year in their quest to observe the universe. Here’s a recap.

Celestial News & Events

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.

2017 Geminid over Gallup, NM

Celestial News & Events

The Best Meteor Showers in 2019

Sky & Telescope predicts that the two best meteor showers in 2019 will be the Quadrantids in early January and the Eta Aquariids in early May. The popular Perseid and Geminid showers will be spoiled by bright moonlight.

Ultima Thule (art)

Solar System

New Horizons: Ultima Thule is Dead Ahead

Ultima Thule, the next target for the New Horizons mission, is getting ever bigger within the spacecraft's sights. Alan Stern brings us the latest update on preparations for the New Year's Day flyby.

Full Moon

Celestial News & Events

What To See with Your New Telescope During 2018 Holidays

Just got a new telescope? Here are essential tips to getting started using it for astronomy.

Exoplanets

Exploring the Escaping Atmosphere of HAT-P-11b

The atmospheres of planets close to their host stars live a tenuous existence. New observations from the Hubble Space Telescope show signs of a Neptune-like exoplanet’s atmosphere being eroded away.

People, Places, and Events

Astronomical Work for an Amateur's Catalog

Amateur astronomer Rick Johnson undertook the monumental task of building his own observatory and compiling a catalog of objects he has observed.

Farout art

Solar System

60-second Astro News: Most Distant Solar System Object & Saturn's Disappearing Rings

In astronomy news this week, astronomers announce the most distant solar system object discovered to date and estimate the limited lifetime of Saturn's spectacular rings.

Bradley Wells Timerson

People, Places, and Events

Bradley Wells Timerson, 1950 – 2018

Long-time Sky & Telescope collaborator Bradley Wells Timerson passed away at age 68 on Wednesday, October 17, 2018.

Astronomy & Observing News

SETI Searches Today

Several big hunts are seeking radio and laser emissions from other civilizations among the stars. From the Allen Telescope Array to SETI@home, here's a rundown of all recent and current searches.

Celestial News & Events

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.

Illustration of black holes merging

Black Holes

What LIGO Teaches Us About Black Holes

The rising count of gravitational-wave events is giving us a new look at a once-invisible population of black holes.

Solar System

Future Planetary Probes Can Learn from Cassini

An unusual water composition at Saturn’s moon Phoebe means that future spacecraft will have to be on the lookout for different water ratios than we are used to on Earth.

Solar System

Amateurs Help Decide Juno's Path

Ahead of a decision on whether to fly the NASA spacecraft over Jupiter's Great Red Spot, hobbyists back on Earth provided crucial intel about the effects of an intruding disturbance.

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.

Astrobiology

Searching for Alien Needles in the Cosmic Haystack

Humanity’s search for signs of extraterrestrial intelligence has been underway, in one form or another, for decades. But how much searching have we really done?

Celestial News & Events

Spend an Hour with the Geminid Meteor Shower

Move over 46P/Wirtanen, it's time for the Geminids, the richest meteor shower of the year.

Image of Bennu

Solar System

Osiris-REX Finds Hints of Past Water on Asteroid Bennu

The NASA spacecraft detected signs of hydrated minerals on Bennu's surface, suggesting that the asteroid's larger parent body once hosted liquid water.

Fomalhaut

Night Sky Sights

Meet Fomalhaut, the Autumn Star

The bright star Fomalhaut, home to three suns plus a planet, peeks over the southern horizon in early autumn evenings in the Northern Hemisphere.