Tateos Agekian, one of the pioneers of Russian and world Stellar dynamics, discoverer of two evolutionary sequences of stellar systems: nearly spherical and strongly flattened
Nikolai P. Barabashov, co-author of the ground breaking publication of the first pictures of the far side of the Moon in 1961, called Atlas of the Other Side of the Moon; a crater and a planet were named after him
Sergey Blazhko, discovered a secondary variation of the amplitude and period of some RR Lyrae stars and related pulsating variables, now known as the Blazhko effect
Semion Braude, co-developed large-scale radio interferometers for precise examination of extraterrestrial radio sources
Matvei Petrovich Bronstein, theoretical physicist; pioneer of quantum gravity; author of works in astrophysics, semiconductors, quantum electrodynamics and cosmology
Dmitry Dubyago, expert in theoretical astrophysics, astrometry, and gravimetry; a crater on the Moon is named after him and his son
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Vasily Engelhardt, researched comets, asteroids, nebulae, and star clusters, in an observatory he built himself
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Vasily Fesenkov, founded the Alma-Ata (now Tien Shan) astrophysical observatory, and was the first to make a study of Zodiacal light using photometry, and suggested a theory of its dynamics
Kirill Florensky, head of Comparative Planetology at the Vernadsky Institute of the U.S.S.R. Academy of Sciences; the crater Florensky on the Moon is named after him
Vitaly Ginzburg, co-developed the theory of superconductivity, the theory of electromagnetic wave propagation in plasmas, and a theory of the origin of cosmic radiation
Yevgeny Krinov, astronomer, renowned meteorite researcher; the mineral Krinovite, discovered in 1966, was named after him
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Anders Johan Lexell, astronomer and mathematician; researcher of celestial mechanics and comet astronomy; proved that Uranus is a planet rather than a comet
Yevgeny Perepyolkin, observed the proper motion of stars with respect to extragalactic nebula
Solomon Pikelner, made a significant contribution to the theory of the interstellar medium, solar plasma physics, stellar atmospheres, and magnetohydrodynamics
Elena V. Pitjeva, expert in the field of Solar System dynamics and celestial mechanics
Alexander Vyssotsky, created first list of nearby stars identified not by their motions in the sky, but by their intrinsic, spectroscopic, characteristics
Lyudmila Zhuravlyova, discovered a number of asteroids; ranked 43rd by Harvard University's list of those who discovered minor planets; credited with having discovered 200 such bodies
Felix Ziegel, author of more than 40 popular books on astronomy and space exploration, generally regarded as a founder of Russian ufology