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Kansas State Motto: "Ad Astra Per Aspera", which translates to: "To The Stars Through Difficulties"  Ad Astra statue atop the Kansas Capitol building. |
 Lawrence, KS Clear Sky Clock |
Latest Solar Photos See All
Sun Hydrogen Alpha April 21, 2024
Sunspots May 10, 2024
Sun Hydrogen Alpha March 10, 2024
Sun Hydrogen Alpha March 2, 2024
Sun Calcium-H February 23, 2024
Sunspots February 23, 2024
Sun Hydrogen Alpha February 23, 2024
Sun Hydrogen Alpha February 18, 2024
Sun Hydrogen Alpha December 6, 2023
Sunspots November 22, 2023
Sun Hydrogen Alpha November 22, 2023
Hydrogen Alpha Spectroheliogram November 18, 2023
Sun Hydrogen Alpha November 18, 2023
Sun Hydrogen Alpha November 12, 2023
Hydrogen Alpha Spectroheliogram November 10, 2023
Hydrogen Beta Spectroheliogram November 10, 2023
Calcium-K Spectroheliogram November 10, 2023
Hydrogen Alpha Spectroheliogram October 22, 2023
Hydrogen Alpha Spectroheliogram October 9, 2023
Hydrogen Alpha Spectroheliogram October 8, 2023
Hydrogen Alpha Spectroheliogram October 7, 2023
Sun Calcium-H Prominences September 30, 2023
Sun Calcium-H September 30, 2023
Sunspots September 30, 2023
Sun Hydrogen Alpha September 30, 2023
Sun Calcium-H September 1, 2023
Sunspots September 1, 2023
Sun Hydrogen Alpha September 1, 2023
Latest Lunar and Planetary Photos See All
Jupiter January 4, 2024
Jupiter January 2, 2024
Jupiter November 18, 2023
Saturn November 18, 2023
Saturn November 11, 2023
Moon January 29, 2023
Mars January 21, 2023
Jupiter January 21, 2023
Moon December 31, 2022
Jupiter November 22, 2022
Saturn November 22, 2022
Mars November 01, 2022
Jupiter November 01, 2022
Saturn November 01, 2022
Moon November 01, 2022
Mars October 29, 2022
Jupiter October 09, 2022
Saturn October 09, 2022
Jupiter October 02, 2022
Saturn October 02, 2022
Total Lunar Eclipse May 16, 2022
Jupiter October 18, 2021
Saturn October 18, 2021
Mars October 11, 2020
Saturn October 11, 2020
Jupiter October 11, 2020
Mars October 8, 2020
Jupiter October 5, 2020
Latest Comet Photos See All
Comet NEOWISE Stereo Pair July 25, 2020
Comet NEOWISE 3D Anaglyph July 25, 2020
Comet NEOWISE July 21, 2020
Comet NEOWISE July 18, 2020
Comet NEOWISE July 15, 2020
Comet NEOWISE July 15, 2020
Comet NEOWISE July 13, 2020
Comet NEOWISE July 13, 2020
Comet NEOWISE July 12, 2020
Latest Eclipse Photos See All
Partial Solar Eclipse of April 8, 2024
Partial Solar Eclipse of October 14, 2023
Total Lunar Eclipse of May 16, 2022
Total Solar Eclipse of August 21, 2017
Total Lunar Eclipse of September 28, 2015
Partial Phase of the Total Lunar Eclipse of April 4, 2015
Partial Solar Eclipse of October 23, 2014
Total Lunar Eclipse of October 8, 2014
Total Lunar Eclipse of April 15, 2014
Annular Solar Eclipse of May 20, 2012
Lunar Eclipse of August 28, 2007
Latest Aurora, Wide Field and Deep Sky Photos See All
Aurora May 10, 2024
Moon and Venus Conjunction November 9, 2023
Moon and Venus Conjunction April 24, 2023
M42 February 8,2023
Planetary Alignment April 27, 2022
Planetary Alignment April 26, 2022
Jupiter and Saturn Conjunction Dec. 22, 2020
Jupiter and Saturn Conjunction Dec. 19, 2020
Sagittarius July 15, 2020
Sagittarius July 15, 2020
M42 March 21, 2017
M45 March 8, 2017
3D and Animations See All
Solar Active Region AR3664 May 10, 2024
Partial Solar Eclipse April 8, 2024
Partial Solar Eclipse April 8, 2024
Jupiter January 3, 2024
Solar Magnetic Filament Eruption April 21, 2023
Jupiter November 1, 2022
Comet NEOWISE C/2020 F3 July 25, 2020
Latest Book Collection Additions See All
Himmelskunde by Joseph Plassmann - 1898
The Wonders of the Heavens by Sir Richard Phillips - 1821
Das Sternbilder Buche by Hermann Häfker - 1926
The Sphere Of Sacrobosco and its Commentators by Lynn Thorndike - 1949
Four Constellation Prints from Ars Magna Lucis et Umbrae by Athanasius Kircher - 1646
The Sky Explored by Deborah Warner - 1979
Elementary Steps to Geography and Astronomy by Ingram Cobbin - 1838
La Lune by Amédée Guillemin - 1868
Histoire Des Astres by Jean Rambosson - 1874
Is Mars Habitable? by Alfred Russel Wallace - 1907
The Midnight Sky: Familiar Notes on the Stars and Planets by Edwin Dunkin - 1869
Atlas Voor De Sterrenkunde, Met Verklarenden Tekst by Dr. K. Bruhns - 1873
A Moveable Planisphere by Henry Whitall - 1862
A Celestial Atlas by James Middleton - 1842
Planisphère Céleste Mobile by Camille Flammarion - circa 1900
Unveiling the Universe by Norton Wagner - 1936
Astronomie Pratique by Gabriel Dallet - 1890
Aristotelis Stagiritae Physicorum Libri VIII by Aristotle - 1585
A Key, With General Observations, Explanations and Questions by Marshall - 1847
Beautés et Merveilles du Ciel by Thomas Squire - 1825
Glen Ellen Scientific Astrolabe - circa 1970
Glen Ellen Scientific Celestial Sphere Model - circa 1970
Twilight Talks by Agnes Giberne - circa 1882
Atlas Celeste by Eugène Delporte - 1930
Camelopardalis from Mercurii Philosophici Firmamentum by Corbinian Thomas - 1730
Cepheus from Mercurii Philosophici Firmamentum by Corbinian Thomas - 1730
Lyra from Mercurii Philosophici Firmamentum by Corbinian Thomas - 1730
Ursa Minor from Mercurii Philosophici Firmamentum by Corbinian Thomas - 1730
The Stars Without Study by Stilwell - circa 1910
Publications of the Lick Observatory, Vol. I - 1887
John Bevis Print: Southern Constellations - circa 1750
Stonehenge and Other British Stone Monuments Astronomically Considered by Norman Lockyer - 1906
Le Ciel by Amédée Guillemin - 1877
Systema Solare Et Planetarium by Johann Gabriel Doppelmayr - 1742
Le Soleil by Angelo Secchi - 1875
Atlas Designed to Illustrate the Geography of the Heavens by Burritt - 1836
L’Horloge du Laboureur by Taillardat - 1791
Seryddiaeth a Seryddwyr by J. Silas Evans - 1923
Cultural Astronomy with a Laboratory Aspect by Robert Fleet - 1937
Lowell Observatory and NASA Planetary Patrol Images of Jupiter
Seryddiaeth a Seryddwyr by J. Silas Evans - 1923
EDO Period Japanese Calendars
Plate 79 from Theatrum Cometicum by by Stanislaw Lubieniecki - 1668
Plate 71 from Theatrum Cometicum by by Stanislaw Lubieniecki - 1668
Plate 21 from Theatrum Cometicum by by Stanislaw Lubieniecki - 1668
Plate 77 from Theatrum Cometicum by by Stanislaw Lubieniecki - 1668
Plate 68 from Theatrum Cometicum by by Stanislaw Lubieniecki - 1668
Plate 67 from Theatrum Cometicum by by Stanislaw Lubieniecki - 1668
Plate 66 from Theatrum Cometicum by by Stanislaw Lubieniecki - 1668
Les Passages de Vénus Sur Le Disque Solaire by Edmond Paulin DuBois - 1873
Astronomy for Young Australians by James Bonwick - 1866
Views of the Architecture of the Heavens by J. P. Nichol - 1840
Uranometria Nova by Argelander - 1843
First Lessons in Geography and Astronomy by J. A. Cummings - 1823
Recent ConferencesSee All
RASC 2024 General Assembly
DarkSky International 2023 Conference
ASP 2023 Summer Conference
ALPO 2023 Conference
242nd American Astronomical Society Conference
RASC 2023 General Assembly
AAL Presentation on 20 Years of Solar, Lunar, and Planetary Imaging
241st American Astronomical Society Conference
ASP 2022 Conference
2022 IDA Conference
ASP 2022 Summer Symposium
ALPO 2022 Conference
RASC 2022 General Assembly
240th American Astronomical Society Conference
ASP 2021 Conference
2021 International Dark-Sky Association Conference
AAL Presentation on Dark and Quiet Skies Conference
2021 Antique Telescope Society Conference
Dark and Quiet Skies for Science and Society II
RASC 2021 General Assembly
2021 ASP Summer Symposium on Climate Change
238th American Astronomical Society Conference
Latest Projects See All
Repaired Wing Screws for a Losmandy Camera Bracket
Olympus Manual Focus Lens Adapter
Neutral Density Filter Holder
Bogen Tripod Leg Lock Lever
M42 Threaded Adapter
Spectroheliograph
Aperture Stop
ZWO EAF Bracket
Barn Door Tracker
127mm Surplus Shed Refractor
Heavy Duty Battery Pack
LXD650 RA Gear Repair
Tasco 10TE Refurbishing Project
Refinished Rattan Chairs