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Moon at Perigee (20:36 MST).
Moon at Perigee (20:36 MST).
Jun 2 all-day
Moon at Perigee (20:36 MST).
Waxing Gibbous Moon, June 2, 2020 – Illumination: 85%. Credit: MoonGiant.com
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Full Moon (12:25 MST).
Full Moon (12:25 MST).
Jun 5 all-day
Full Moon (12:25 MST).
Full Moon. Rises at sunset, high in the sky around midnight. Visible all night. Moon overview on solarsystem.nasa.gov
Penumbral Lunar Eclipse.
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S. Chapman died, 1970 (b. 1888).
S. Chapman died, 1970 (b. 1888).
Jun 16 all-day
S. Chapman died, 1970 (b. 1888).
Sydney Chapman FRS (29 January 1888 – 16 June 1970) was a British mathematician and geophysicist. His work on the kinetic theory of gases, solar-terrestrial physics, and the Earth‘s ozone layer has inspired a broad range of research over many decades.
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Annular Solar Eclipse (23:40 MST)
New Moon (23:41 MST).
New Moon (23:41 MST).
Jun 20 all-day
New Moon (23:41 MST).
By the modern definition, New Moon occurs when the Moon and Sun are at the same geocentric ecliptic longitude. The part of the Moon facing us is completely in shadow then. Pictured here is the traditional New Moon, the earliest visible Continue reading →
Operation Paperclip (W. von Braun transferred to US), 1945.
Summer Solstice (14:43 MST).
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International Asteroid Day
International Asteroid Day
Jun 30 all-day
International Asteroid Day
International Asteroid Day is a United Nations-recognized day observed each year at the international level during the anniversary of the Tunguska impact over Siberia, Russian Federation. The goal of International Asteroid Day is to raise public awareness about the asteroid impact hazards. Continue reading →
Mercury at Inferior Conjunction.

NGC 3166 & NGC 3169 Galaxy Group, by Ken Crawford, Rancho Del Sol Observatory, USA. This beautiful pair of interacting galaxies lie about 75 million light years away in the constellation Sextans.