Friday, June 21, 2019

2019 Summer Begins at Moment of Solstice, Mid-Day

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           (Graphic Source: © Copyright 2005, Eric G. Canali, former Floor Operations Manager of the original Buhl Planetarium and In...
7 comments:
Thursday, June 6, 2019

Requirement for World War II D-Day: Full Moon !

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Spring Tides, the greatest tides of a lunar month, occur when the gravity of the Moon and the Sun are in direct alignment with the Earth, w...
12 comments:
Sunday, June 2, 2019

Astro-Calendar: June / ISS Astronauts to Return June 24

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International Space Station (ISS) Expedition 59 crew: (from left to right) astronauts David Saint-Jacques of the Canadian Space Agency and ...
1 comment:
Friday, May 24, 2019

New Era of Measurement: Kilogram Now Defined for All-Time

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Replica of the International Prototype Kilogram (IPK) on display at the Museum of Science and Industry ( Cité des Science et...
2 comments:
Wednesday, May 15, 2019

Tell NASA Your, or Your Family's, Apollo 11 Moon Landing Memories: Oral History Project

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                    Iconic photograph of Buzz Aldren, the second man to walk on the Moon.                                                 ...
3 comments:
Wednesday, May 1, 2019

Astro-Calendar: May / NASA Planetary Defense Conference

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                                                      Image of one full rotation of the Asteroid Bennu, as seen from NASA's OSIRIS-REx ...
1 comment:
Friday, April 26, 2019

Help Astronomers Name Large Kuiper Belt Asteroid

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   This graphic shows the known objects in the Kuiper Belt (small objects farthest from the Sun, which is in the center); also shown are th...