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#open clusters

LUWD #0082 Open Star Clusters: From the Blockbusters to the Lacklusters

2021-07-26
By: Donald Machholz
On: July 26, 2021

“So those are the three requirements for finding a comet: at the right place, at the right time and seeing faint enough to detect it.“Listen Now

Comet Hunters Astronomers Explorers

Don Machholz
David Levy, Jean Mueller, Don Machholz, Alan Hale
My Parents, Doris Machholz and Donald Machholz, Sr. Circa 2014
Media Comet Machholz Circa 2005
Don Machholz Circa 1985
IAU Comet Confirmation
Talk at East Valley Astronomy Club – Arizona Circa 2019
Don Machholz and Jean Mueller
Dr Brian Marsden with Don Machholz at the location from where I found my second comet in 1985 Circa 1991
Don Machholz, Rodney Austin, and Doug Berger in New Zealand for Halley’s Comet, April 1986
Homemade 5″ binoculars, weighing about 150 lbs and 10-inch reflector on an English Yoke mount
Dave Seargent, Don Machholz, Patrick Stonehouse, Keith Tritton, Alan Hale, Doug Biesecker, George Alcock, Bill Liller, Michael Jäger, Kesao Takamizawa and Kazimieras Cernis
Comet Discoverer Card Circa 1983
Don Machholz Circa 2012
Testing StarChair 3000
Don Machholz
Don Machholz
Podcast Host Don Machholz Circa 2020
Howard Brewington and Don Machholz Circa 2015
Astronomy Conference Badges from the 1970’s and 1980’s
Don Machholz
Astronomy Meme 2019

Stargazer Arizona Observatory

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