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Photography by

Tom Masterson

Solar System

Wider Field of Comet C/2022 E3 ZTF passing by Mars from Grand Mesa Observatory

C Comet C/2022 E3 ZTF Passes by Mars from Grand Mesa Observatory 2/10/2023

Comet-C2022-E3-ZTF-GrandMesaObs-1-22-2023-Stretch 27.jpg

Comet C/2021 A1 (Leonard) Moves Past Globular Cluster M3 While a Meteor Streaks Across the Sky

Comet C/2020 R4 (ATLAS) Passes by the Whale Galaxy and Hockey Stick Galaxy APOD 5/13/2021

Blue Pleiades and Red Mars

Emerald Comet Visits Colorful Auriga

The Green Fourth ‘Star’ of Orion’s Belt

Comet C/2020 F3 NEOWISE 7/22/2020

~20 Degrees of Comet C/2020 F3 NEOWISE

Comet C/2020 F3 NEOWISE Puts on a Spectacular Show

Comet C/2017 T2 PanSTARRS Passes by Galaxies M81 and M82

The Fiery Red California Nebula, Deep Blue Pleiades and a Green Comet 46P Wirtanen

Comet 46P Wirtanen 12/9/2018 7:58-8:45pm MST

Comet 46P/Wirtanen (Comet and Star Stack)

Comet 46P/Wirtanen (Comet and Star Stack, Annotated)

Comet 46P/Wirtanen OSC 11/26/2018 20:31-20:51 MST (cropped image)

Comet 21P/Giacobini-Zinner From 9/8/2018 2:14 to 4:20 a.m. MDT

Comet 21P in Auriga

Comet 21P/Giacobini-Zinner From 8/17/2018 1:27 to 2:22 a.m. PDT

Comet 21P/Giacobini-Zinner Visits the Heart And Soul Nebulae

The Blue Comet Meets the Blue Sisters APOD 2/12/2018

Two Comets Pass by The Dusty Pleiades and the Fiery California Nebula

Partial Lunar Eclipse Over Bel Air CA 1/31/2018

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