New Hampshire Astronomical SocietyJune 3rd in Astronomy and Space Science
 | 1769 | A transit of Venus across the disk of the Sun is visible in its entirety from the Pacific Ocean, the western part of America, and the northern polar regions. |
 | 1948 | The 200 inch Hale Telescope at Mt. Palomar, California is placed into service. |
 | 1965 | Astronaut Edward White becomes the first American to walk in space, 3 months after Soviet cosmonaut Alexei Leonov. |
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