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The Summer Triangle is a stellar treat for northern mid-latitudes summer sky watchers. It graces the sky all night long in summer, and its three bright stars are visible even in urban areas. Under dark skies you can also see the Milky Way within the asterism.
Valentina Tereshkova - the First Spacewoman
Three days orbiting Earth strapped into a space capsule so primitive that no one could land in it. So how did the cosmonaut get home? That's part of the story of the first woman in space, on a solo flight twenty years before NASA sent Sally Ride into orbit on a Space Shuttle.
Lacerta the Northern Stellar Lizard
Although the night sky has two lizards, the classical world wasn't enthralled by small reptiles. Both Lacerta and Chamaeleon constellations date from about the 17th century, which is considered modern. Lacerta is home to a fiery dwarf, a puffy planet and one of the most energetic known galaxies.
Beautiful Planet film review
The Milky Way contains billions of stars and planets, but Earth is to us the most beautiful. The thin skin of our atmosphere protects us from many space hazards, but can't protect life on Earth from human-made hazards. Tony Meyers's new film A Beautiful Planet 3D says only we can do that.
How does the composition of a star affect the temperature? In 1925 a young woman solved this puzzle in her doctoral thesis. Her analysis was a great breakthroughs in astrophysics. Otto Struve described it as the most brilliant Ph.D. thesis ever written in astronomy.
Ptolemy and the Butterfly M7 and M6
The objects in the Messier catalog that are the farthest south are two star clusters. M6 is also called the Butterfly Cluster and M7 is also known Ptolemy's Cluster. They're splendid objects seen in their glory in the southern skies, but if you live in the far north you can't see them at all.
Chamaeleon the Southern Stellar Lizard
Chamaeleons lived in lands exotic to 16th-century Europeans. Yet although color-changing lizards are fascinating, Chamaeleon the constellation is a small, dim southern sky constellation with no associated mythology. Why does it even exist? Is there anything of interest there?
Lawrence Hall of Science - Astronomy
Follow a steep road into California's Berkeley hills to find the Lawrence Hall of Science (LHS). It's the public science center of the University of California Berkeley, and delights visitors of all ages with the wonders of science. A bonus is a spectacular panoramic view of the San Francisco Bay.
Moons of Mars - Phobos
Mars has two tiny shapeless moons. The larger moon Phobos zooms around Mars so quickly, that it seems to rise in the west and set in the east twice a day. And it hasn't had easy time of it. Long ago it was nearly shattered by a giant impact. It's now being pulled towards Mars and its destruction.
Incoming! Planetarium Show
What devastated the dinosaurs, excavated a great hole in the ground, and broke windows in Russia? What produced the life we know on Earth, but could also destroy it? The answer: impacts from space. It's the subject of the planetarium presentation "Incoming!".
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