Focal Plane
- Focal Plane (26)
- One Good Target (31)
- Rick's Picks (32)
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The Cosmologist’s Puzzle: The Age and Expansion Rate of the Universe.
We are confused about how old the Universe is. Until recently, astronomers estimated that the Big Bang occurred between 12 and 14 billion years…
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Exoplanet Atmospheres and the Search for Extraterrestrial Life
Exoplanets orbit distant stars many lightyears away. The name comes from extrasolarplanets, which are planets orbiting outside of oursolar system. To date, astronomers have…
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Astronomy Fundamentals: Sparkling Winter Star Clusters
December brings a mix of emotions for amateur astronomers. The nights are longer, so there is more time available for viewing. In addition to…
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Celebrate the Centennial of Planetariums with a Visit to the New Shanghai Astronomy Museum
The history of planetariums can be traced back to ancient civilizations. In Greece, Archimedes created mechanical devices to illustrate celestial movement. In 1229, Emperor…
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November ’24 Focal Plane – Discovering the Stars
For millennia, humanity has looked up at countless tiny points of light in our night sky – and wondered. What are the stars, and…