Asteroid (25942) Walborn

Nolan R. Walborn (1945-2018) was a stellar spectroscopist specializing in the optical and ultraviolet morphology of hot, massive stars, such as O and B, Wolf-Rayet, and Luminous Blue Variables. His studies included star forming regions in the Milky Way and the Magellanic Clouds. He held a post-doctoral fellowship at the University of Toronto between Spring 1971 and September 1975, when he left to take up a position with the Cerro Tololo InterAmerican Observatory in La Serena, Chile.

Orbit Type: Main Belt

Ref: MPC 108697

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Bulletin 2018 Feb

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The Sky This Month - February 2018

Lepus the Hare

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Explore the Moon recipient

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RASC Sesquicentennial Celebration Kickoff

RASC—Eyes on the Universe for 150 Years


2018 is a banner year for The Royal Astronomical Society of Canada (RASC), as it marks the 150th year since the Society's inception. That is reason enough for Canada's leading association of amateur and professional astronomers to celebrate the past and future course of astronomy in this country.

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Explore the Universe recipient

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The Sky This Month - January 2018

Canis Major

Most of the constellations we see can be located from moderate light polluted skies. If you are new to astronomy, this is a good way to study the constellations which are highlighted for the most part by bright stars. Once you move to the dark countryside on a moonless night, standing under two thousand stars can be overwhelming.

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RASC Sesquicentennial

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Asteroid (16972) Neish

Catherine D. Neish (b. 1981) is a professor at the University of Western Ontario who studies Titan, the Moon and Venus using orbital radar. Previously known by the moniker Katie Dot, she is an avid scuba diver, a champion for social justice, and mother to Penelope.

Reference: MPC 107739

Orbit type: Main Belt 

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The Sky This Month - December 2017

Taurus the Bull

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