Search found 5422 matches
- Sat Aug 07, 2010 4:05 am
- Forum: The Bridge: Discuss an Astronomy Picture of the Day
- Topic: APOD: Rainbow at Sunset (2010 Aug 07)
- Replies: 45
- Views: 6083
APOD: Rainbow at Sunset (2010 Aug 07)
http://apod.nasa.gov/apod/calendar/S_100807.jpg Rainbow at Sunset Explanation: Where is the Sun when you see a rainbow? Behind you, of course . But you can see both a rainbow and the Sun (far right) side by side in this graceful panorama recorded on July 28. The cloudy sunset view covers a full 360...
- Fri Aug 06, 2010 4:12 am
- Forum: The Bridge: Discuss an Astronomy Picture of the Day
- Topic: APOD: The Not So Quiet Sun (2010 Aug 06)
- Replies: 10
- Views: 2013
APOD: The Not So Quiet Sun (2010 Aug 06)
http://apod.nasa.gov/apod/calendar/S_100806.jpg The Not So Quiet Sun Explanation: After a long solar minimum , the Sun is no longer so quiet . On August 1, this extreme ultraviolet snapshot of the Sun from the Solar Dynanimcs Observatory captured a complex burst of activity playing across the Sun's...
- Thu Aug 05, 2010 4:04 am
- Forum: The Bridge: Discuss an Astronomy Picture of the Day
- Topic: APOD: M8: The Lagoon Nebula (2010 Aug 05)
- Replies: 11
- Views: 2440
APOD: M8: The Lagoon Nebula (2010 Aug 05)
http://apod.nasa.gov/apod/calendar/S_100805.jpg M8: The Lagoon Nebula Explanation: This beautiful cosmic cloud is a popular stop on telescopic tours of the constellation Sagittarius . Eighteenth century cosmic tourist Charles Messier cataloged the bright nebula as M8 . Modern day astronomers recogn...
- Wed Aug 04, 2010 4:05 am
- Forum: The Bridge: Discuss an Astronomy Picture of the Day
- Topic: APOD: Eclipse Shadow Cone Over Patagonia (2010 Aug 04)
- Replies: 16
- Views: 3031
APOD: Eclipse Shadow Cone Over Patagonia (2010 Aug 04)
http://apod.nasa.gov/apod/calendar/S_100804.jpg Eclipse Shadow Cone Over Patagonia Explanation: Sometimes, during a total eclipse of the Sun, a strange shadow of darkness can be seen stretching off into the distance. Called shadow cones, they are visible because the Earth's atmosphere is not comple...
- Tue Aug 03, 2010 4:04 am
- Forum: The Bridge: Discuss an Astronomy Picture of the Day
- Topic: APOD: The Planet and the Radio Dish (2010 Aug 03)
- Replies: 32
- Views: 4764
APOD: The Planet and the Radio Dish (2010 Aug 03)
http://apod.nasa.gov/apod/calendar/S_100803.jpg The Planet and the Radio Dish Explanation: What planet is this? Although seemingly something out of The Little Prince , the planet is actually Earth. More specifically, it is a small part of the Earth incorporated into a four image stereographic "...
- Mon Aug 02, 2010 4:05 am
- Forum: The Bridge: Discuss an Astronomy Picture of the Day
- Topic: APOD: Prometheus Creating Saturn Ring... (2010 Aug 02)
- Replies: 17
- Views: 3367
APOD: Prometheus Creating Saturn Ring... (2010 Aug 02)
http://apod.nasa.gov/apod/calendar/S_100802.jpg Prometheus Creating Saturn Ring Streamers Explanation: What's causing those strange dark streaks in the rings of Saturn? Prometheus . Specifically, an orbital dance involving Saturn's moon Prometheus keeps creating unusual light and dark streamers in ...
- Sun Aug 01, 2010 4:07 am
- Forum: The Bridge: Discuss an Astronomy Picture of the Day
- Topic: APOD: Venus Once Molten Surface (2010 Aug 01)
- Replies: 22
- Views: 3341
APOD: Venus Once Molten Surface (2010 Aug 01)
http://apod.nasa.gov/apod/calendar/S_100801.jpg Venus Once Molten Surface Explanation: If you could look across Venus with radar eyes, what might you see? This computer reconstruction of the surface of Venus was created from data from the Magellan spacecraft. Magellan orbited Venus and used radar t...
- Sat Jul 31, 2010 4:05 am
- Forum: The Bridge: Discuss an Astronomy Picture of the Day
- Topic: APOD: Four Planet Sunset (2010 Jul 31)
- Replies: 16
- Views: 3350
APOD: Four Planet Sunset (2010 Jul 31)
http://apod.nasa.gov/apod/calendar/S_100731.jpg Four Planet Sunset Explanation: This mesmerizing sunset photo was taken from the summit of volcanic Mount Lawu , 3,265 meters above sea level, on July 21. The view looks west, toward the city lights of Surakarta (aka Solo), Central Java, Indonesia . T...
- Fri Jul 30, 2010 4:04 am
- Forum: The Bridge: Discuss an Astronomy Picture of the Day
- Topic: APOD: Eclipse on the Beach (2010 Jul 30)
- Replies: 11
- Views: 1609
APOD: Eclipse on the Beach (2010 Jul 30)
http://apod.nasa.gov/apod/calendar/S_100730.jpg Eclipse on the Beach Explanation: As the New Moon's shadow slid across the southern Pacific on July 11, people gathered along the white, sandy Anakena Beach on the north side of Easter Island to watch a total solar eclipse . The experience was capture...
- Thu Jul 29, 2010 4:05 am
- Forum: The Bridge: Discuss an Astronomy Picture of the Day
- Topic: APOD: Sunset, Shadowrise (2010 Jul 29)
- Replies: 18
- Views: 3094
APOD: Sunset, Shadowrise (2010 Jul 29)
http://apod.nasa.gov/apod/calendar/S_100729.jpg Sunset, Shadowrise Explanation: From central Australia, this serene 360 degree panorama follows a clear horizon as twilight began on May 28. At left, a bright western sky is still illuminated by the setting Sun. But sweeping right, toward a view cente...
- Wed Jul 28, 2010 4:05 am
- Forum: The Bridge: Discuss an Astronomy Picture of the Day
- Topic: APOD: The Trifid Nebula is Stars and Dust (2010 Jul 28)
- Replies: 25
- Views: 6229
APOD: The Trifid Nebula is Stars and Dust (2010 Jul 28)
http://apod.nasa.gov/apod/calendar/S_100728.jpg The Trifid Nebula is Stars and Dust Explanation: Unspeakable beauty and unimaginable bedlam can be found together in the Trifid Nebula . Also known as M20, this photogenic nebula is visible with good binoculars towards the constellation of Sagittarius...
- Tue Jul 27, 2010 4:05 am
- Forum: The Bridge: Discuss an Astronomy Picture of the Day
- Topic: APOD: The Milky Way Over Bryce Canyon (2010 Jul 27)
- Replies: 42
- Views: 5486
APOD: The Milky Way Over Bryce Canyon (2010 Jul 27)
http://apod.nasa.gov/apod/calendar/S_100727.jpg The Milky Way Over Bryce Canyon Explanation: What are those strange rock structures? They are towers and walls of sedimentary rock that are particularly plentiful in Bryce Canyon in Utah , USA . The rock columns may rise higher than 50 meters and are ...
- Mon Jul 26, 2010 4:07 am
- Forum: The Bridge: Discuss an Astronomy Picture of the Day
- Topic: APOD: Lutetia: The Largest Asteroid Yet... (2010 Jul 26)
- Replies: 15
- Views: 4108
APOD: Lutetia: The Largest Asteroid Yet... (2010 Jul 26)
http://apod.nasa.gov/apod/calendar/S_100726.jpg Lutetia: The Largest Asteroid Yet Visited Explanation: As humans explore the universe, the record for largest asteroid visited by a spacecraft has increased yet again. Earlier this month, ESA's robotic Rosetta spacecraft zipped past the asteroid 21 Lu...
- Sun Jul 25, 2010 4:05 am
- Forum: The Bridge: Discuss an Astronomy Picture of the Day
- Topic: APOD: Happy People Dancing on Planet Earth (2010 Jul 25)
- Replies: 94
- Views: 7918
APOD: Happy People Dancing on Planet Earth (2010 Jul 25)
http://apod.nasa.gov/apod/calendar/S_100725.jpg Happy People Dancing on Planet Earth Explanation: What are these humans doing? Dancing. Many humans on Earth exhibit periods of happiness, and one method of displaying happiness is dancing. Happiness and dancing transcend political boundaries and occu...
- Sat Jul 24, 2010 4:05 am
- Forum: The Bridge: Discuss an Astronomy Picture of the Day
- Topic: APOD: Diamond Ring and Shadow Bands (2010 Jul 24)
- Replies: 12
- Views: 1933
APOD: Diamond Ring and Shadow Bands (2010 Jul 24)
http://apod.nasa.gov/apod/calendar/S_100724.jpg Diamond Ring and Shadow Bands Explanation: As the total phase of July 11's solar eclipse came to an end, sunlight streaming past the edge of the Moon's silhouette created the fleeting appearance of a glistening diamond ring in the sky. Seen through a ...
- Fri Jul 23, 2010 4:05 am
- Forum: The Bridge: Discuss an Astronomy Picture of the Day
- Topic: APOD: Messier 76 (2010 Jul 23)
- Replies: 25
- Views: 4600
APOD: Messier 76 (2010 Jul 23)
http://apod.nasa.gov/apod/calendar/S_100723.jpg Messier 76 Explanation: "Nebula at the right foot of Andromeda ... " begins the description for the 76th object in Charles Messier's 18th century Catalog of Nebulae and Star Clusters . In fact, M76 is one of the fainter objects on the Messie...
- Thu Jul 22, 2010 4:05 am
- Forum: The Bridge: Discuss an Astronomy Picture of the Day
- Topic: APOD: The Meteor of 1860 (2010 Jul 22)
- Replies: 20
- Views: 2645
APOD: The Meteor of 1860 (2010 Jul 22)
http://apod.nasa.gov/apod/calendar/S_100722.jpg The Meteor of 1860 Explanation: Frederic Church (1826-1900), American landscape painter of the Hudson River School, painted what he saw in nature. And on July 20th, 1860, he saw a spectacular string of fireball meteors cross the Catskill evening sky, ...
- Wed Jul 21, 2010 4:06 am
- Forum: The Bridge: Discuss an Astronomy Picture of the Day
- Topic: APOD: The Crown of the Sun (2010 Jul 21)
- Replies: 14
- Views: 2034
APOD: The Crown of the Sun (2010 Jul 21)
http://apod.nasa.gov/apod/calendar/S_100721.jpg The Crown of the Sun Explanation: During a total solar eclipse, the Sun's extensive outer atmosphere, or corona, is an inspirational sight. Subtle shades and shimmering features that engage the eye span a brightness range of over 10,000 to 1, making t...
- Tue Jul 20, 2010 4:05 am
- Forum: The Bridge: Discuss an Astronomy Picture of the Day
- Topic: APOD: Lightning Over Athens (2010 Jul 20)
- Replies: 29
- Views: 4535
APOD: Lightning Over Athens (2010 Jul 20)
http://apod.nasa.gov/apod/calendar/S_100720.jpg Lightning Over Athens Explanation: Have you ever watched a lightning storm in awe? Join the crowd. Oddly, nobody knows exactly how lightning is produced. What is known is that charges slowly separate in some clouds causing rapid electrical discharges ...
- Mon Jul 19, 2010 4:04 am
- Forum: The Bridge: Discuss an Astronomy Picture of the Day
- Topic: APOD: Dark River Wide Field (2010 Jul 19)
- Replies: 20
- Views: 4812
APOD: Dark River Wide Field (2010 Jul 19)
http://apod.nasa.gov/apod/calendar/S_100719.jpg Dark River Wide Field Explanation: A Dark River of dust seems to run from our Galactic Center, then pool into a starfield containing photogenic sky wonders. Scrolling right will reveal many of these objects including (can you find?) the bright orange ...
- Sun Jul 18, 2010 4:05 am
- Forum: The Bridge: Discuss an Astronomy Picture of the Day
- Topic: APOD: The Antennae Galaxies in Collision (2010 Jul 18)
- Replies: 31
- Views: 3711
APOD: The Antennae Galaxies in Collision (2010 Jul 18)
http://apod.nasa.gov/apod/calendar/S_100718.jpg The Antennae Galaxies in Collision Explanation: Two galaxies are squaring off in Corvus and here are the latest pictures . But when two galaxies collide , the stars that compose them usually do not. That's because galaxies are mostly empty space and, ...
- Sat Jul 17, 2010 4:14 am
- Forum: The Bridge: Discuss an Astronomy Picture of the Day
- Topic: APOD: Galaxies in the River (2010 Jul 17)
- Replies: 22
- Views: 2860
APOD: Galaxies in the River (2010 Jul 17)
http://apod.nasa.gov/apod/calendar/S_100717.jpg Galaxies in the River Explanation: Large galaxies grow by eating small ones. Even our own galaxy practices galactic cannibalism , absorbing small galaxies that get too close and are captured by the Milky Way's gravity. In fact, the practice is common ...
- Fri Jul 16, 2010 4:06 am
- Forum: The Bridge: Discuss an Astronomy Picture of the Day
- Topic: APOD: Shaping NGC 6188 (2010 Jul 16)
- Replies: 20
- Views: 8607
APOD: Shaping NGC 6188 (2010 Jul 16)
http://apod.nasa.gov/apod/calendar/S_100716.jpg Shaping NGC 6188 Explanation: Dark shapes with bright edges winging their way through dusty NGC 6188 are tens of light-years long. The emission nebula is found near the edge of an otherwise dark large molecular cloud in the southern constellation Ara ...
- Thu Jul 15, 2010 4:07 am
- Forum: The Bridge: Discuss an Astronomy Picture of the Day
- Topic: APOD: Andes Sunset Eclipse (2010 Jul 15)
- Replies: 19
- Views: 4178
APOD: Andes Sunset Eclipse (2010 Jul 15)
http://apod.nasa.gov/apod/calendar/S_100715.jpg Andes Sunset Eclipse Explanation: On July 11 , after a long trek eastward across the southern Pacific Ocean, the Moon's shadow reached landfall in South America. In a total solar eclipse close to sunset , silhouetted Moon and Sun hugged the western ho...
- Wed Jul 14, 2010 4:05 am
- Forum: The Bridge: Discuss an Astronomy Picture of the Day
- Topic: APOD: Easter Island Eclipse (2010 Jul 14)
- Replies: 34
- Views: 5631
APOD: Easter Island Eclipse (2010 Jul 14)
http://apod.nasa.gov/apod/calendar/S_100714.jpg Easter Island Eclipse Explanation: Makemake , a god in Easter Island mythology, may have smiled for a moment as clouds parted long enough to reveal this glimpse of July 11's total solar eclipse to skygazers. In the foreground of the dramatic scene , t...