301–320 of 521 results

Astrophotography: Tips & Techniques

Hybrid Composite Imaging

Combing images from different cameras and telescopes results in stunning celestial vistas.

Astrophotography: Tips & Techniques

Planetary Imaging: How to Process Planetary Images

A premier planetary photographer shares his secrets for capturing the finest details on our neighboring worlds.

Resources and Education

Occultations by Possible Rings of Pluto

Photometric recordings of Pluto passing near stars, as on the night of May 11-12, 2007, could reveal if it has a ring system.

Resources and Education

Occultations by Triton and Patientia

Skywatchers in North America can make valuable timings of these events on May 6, 2007.

Resources and Education

Outburst of the Eta Aquarids?

A very old dust trail from Halley's Comet could enhance this meteor shower on May 6, 2007.

Star Wheel

Stargazing Basics

How to Make a Star Wheel the Simple Way

Would you like to be able to navigate your way around the night sky with confidence? Using this simple, easy-to-make Star Wheel, you can "dial the sky" for any time or date.

Resources and Education

A Bright Naked-Eye Asteroid Occultation

On Tuesday evening, April 17, 2007, observers in Georgia and Florida will get a chance to watch asteroid 411 Xanthe cover the 4.2-magnitude star Iota Cancri.

Stargazing Basics

Make a Star Clock!

A quick download, some scissors, and a paper fastener are all it takes to use the stars to tell time.

Family Observing

Resources and Education

Stargazing, Family Style

Exploring the night sky is a fun activity for kids of all ages — and it doesn’t require a lot of planning or equipment.

Stargazing Basics

How to Make a Sundial the Simple Way

Sundials are amazingly simple yet effective devices. They range from sticks planted in the ground to precision-machined marvels costing thousands of dollars. The design shown here can be constructed in minutes from materials lying around your house, but it's surprisingly accurate.

Relaxation at the Winter Star Party

Resources and Education

Party with the Stars

Want to gaze at the Milky Way all night or peer into the eyepiece of a 12-foot-tall telescope? Then escape the city lights and head for the nearest “star party.”

Seeing far with little

Resources and Education

Tools for Stargazing

Learn how to get the most out of your binoculars, telescope, and more.

Using Software

Resources and Education

Help Desk

Astro resources to help you navigate the night sky with confidence.

Resources and Education

Call for Observations of X-ray Binaries and CVs

From late April through mid-May 2007, professionals are seeking amateur observations of four X-ray binaries and a cataclysmic variable star.

Resources and Education

The Universe on Your Computer

Astronomical software is a powerful stargazing tool that may transform how you see the night sky.

Resources and Education

New Manual for Occultation Observers

The International Occultation Timing Association (IOTA) announced on April 3, 2007, the release of a free e-book, Chasing the Shadow: The IOTA Occultation Observer's Manual.

Resources and Education

New Disturbance in Jupiter's North Temperate Belt

On March 29, 2007, two new white spots appeared on Jupiter. Keep watch as they develop over the coming weeks.

Resources and Education

New Comet in Indus

After a two-year search, on March 15, 2007, Australian amateur Terry Lovejoy found his first comet.

Resources and Education

Update on March 18th's Occultation of a Star by Pluto

The countdown has begun for this important occultation of a 15th-magnitude star by Pluto, due to occur on Sunday morning, March 18, 2007.

Resources and Education

Best Pluto Occultation Ever Predicted for North America on March 18th

The best occultation of a star by Pluto ever predicted for North America will occur between 10:40 and 11:00 Universal Time on Sunday morning, March 18, 2007.