
Watch Uranus's Moon Titania Cover a Star Monday Night
Observers across much of the U.S. and Canada have a unique opportunity Monday night, November 20–21, to see Uranus's brightest moon occult a star.

New Comet Nishimura May Become Naked-Eye Bright
Comet Nishimura is quickly brightening in the morning sky and may be faintly visible with the naked eye next month. And on August 24th observers in North America will be treated to an occultation of Antares.

Explore the Night with Bob King
Titan Occults a Bright Star, Mira Awakens, and Comet PanSTARRS Shines
Pick one or see them all. July offers a potpourri of celestial events for both naked-eye observers and telescope users that include a rare occultation by Saturn's moon Titan, a bright comet, and Mira at maximum.

Watch the Moon Pair Up with Venus on June 19th
Two crescents — the Moon and Venus — meet in the sky in the wee hours of June 19th.

Chase a Potentially Hazardous Asteroid As It Flies by Earth
Break out your binoculars or a small telescope, we've got a busy week ahead! Watch as a bright asteroid approaches Earth, the Moon steals a star, and Comet ATLAS's last hurrah.

Watch the Moon Occult Mars Before Sunrise on February 18th
Occultations of stars by the Moon occur routinely, but planetary lunar occultations are much rarer birds. That's why I hope you'll make the effort Tuesday morning February 18th to watch the waning crescent Moon occult the planet Mars.

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.

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.

Don't Miss Aldebaran's Last Occultation Till 2033
The last and one of the most picturesque occultations of Aldebaran by the Moon happens on Tuesday morning, July 10. Catch it or wait 15 years for the next!

November Occultations of Aldebaran & Regulus
The Moon occults two 1st-magnitude stars for much of North America just six days apart. The first event happens mostly in early-evening darkness, the second in broad daylight — an extra challenge for the adventurous.

See Two Tricky Occultations — Neptune and Lambda (λ) Aqr
Now you see 'em, now you don't. Watch the Moon occult Neptune and nearby Lambda Aquarii on the same night.

Explore the Night with Bob King
Moon Hides Hyades, Occults Aldebaran Friday
After a late-night ramble through the Hyades cluster, the waning gibbous Moon will cover up the bright star Aldebaran for observers across North America Friday morning.

Watch Asteroid Juno Occult a Star
Watch an asteroid approach a star and block its light, all in a fraction of a second.

Occultation Web Resources
Occultations of stars and planets by the Moon and asteroids are exciting to watch, and amateur occultation timings can have real scientific value. But first you need to know what occultations will be happening in your area.
An Occultation Primer
The Moon frequently passes in front of stars. In rare cases, planets and asteroids will also obscure starlight for a short time. Here are some basic definitions that will help you understand what occultations are about.

Camcorder Timing Tips
Many households now possess a camcorder. Many amateur astronomers may be unaware that these devices are sensitive enough to record occultation events.
Occultations: The Fastest Things in the Sky
Watch in your telescope as the edge of the Moon snaps a star out of sight.
How and Why to Make Occultation Timings
Lunar and planetary occultations may be appreciated for their intrinsic beauty, but in order to contribute scientifically valid data you need to apply certain techniques.
Lunar Occultation Highlights for 2005
No matter where you live in the world, you can see the Moon hide stars and planets in its path. Here's when and where you can watch dozens of these events this year.
The Moon Occults Fiery Antares
Set your alarm clock to watch the last-quarter Moon cross a first-magnitude star on the morning of March 3rd.