Mike Weasner

Amateur astronomer. Dark Sky Defender recipient & Dark Sky Advocate. Explore Alliance Ambassador. Indiana University Bicentennial Medal recipient.

[Mike Weasner @mweasner]

Cassiopeia Observatory report "Jupiter-Venus Conjunction, Globular Clusters" https://t.co/3ilcGmSU1t

[Mike Weasner @mweasner]

Cassiopeia Observatory report "NGC5248 Galaxy, Globular Clusters" https://t.co/9LekDDMSGv

[Mike Weasner @mweasner]

Cassiopeia Observatory report "Jupiter, Venus, Mercury, Virgo Galaxies, Globular Clusters" https://t.co/WnPA4yV9hz

[Mike Weasner @mweasner]

Cassiopeia Observatory report "Observing Planets" https://t.co/pEIZCp60eR

[Mike Weasner @mweasner]

Cassiopeia Observatory report "Full Moon on Dome" https://t.co/ZB4VbNwxT9

[Mike Weasner @mweasner]

Cassiopeia Observatory report "More iPhone Lunar Astrophotography" https://t.co/TbMKPnLyGD

[Mike Weasner @mweasner]

Cassiopeia Observatory report "iPhone Lunar Astrophotography" https://t.co/IKadmmLvdG

[Mike Weasner @mweasner]

Cassiopeia Observatory report "More iPhone Moon Astrophotography" https://t.co/Y4enT2CQLE

[Mike Weasner @mweasner]

Cassiopeia Observatory report "iPhone Moon Astrophotography" https://t.co/pVPbynlgjJ

[Mike Weasner @mweasner]

Cassiopeia Observatory report "Moon & Planets" https://t.co/nchFmTXVa5

[Mike Weasner @mweasner]

Cassiopeia Observatory report "Bright Meteor, Venus-Moon Conjunction" https://t.co/2lMHnCM0M4

[Mike Weasner @mweasner]

Report on the Star Party at Oracle State Park on 16 May 2026. https://t.co/sKVYnwgz2k

[Mike Weasner @mweasner]

Star Party at Oracle State Park, an International Dark Sky Park, Saturday, 16 May. Stargazing, music, astronomy talk, & fish tacos! 6:30-8:00pm: NASA documentary screening about the story of the James Webb Space Telescope. Star Party 8-10pm. https://t.co/vIij17WR8z

[Mike Weasner @mweasner]

Cassiopeia Observatory report "iPhone NGC5248 Galaxy" https://t.co/TLSIILanKr

[Mike Weasner @mweasner]

Cassiopeia Observatory report “iPhone Sombrero Galaxy” https://t.co/CsS4zx8oCj

[Mike Weasner @mweasner]

Cassiopeia Observatory report “iPhone Great Globular Cluster in Hercules” https://t.co/B80ayhMVSf

[Mike Weasner @mweasner]

Cassiopeia Observatory report “Arp-Madore 4 Globular Cluster, Sombrero Galaxy” https://t.co/ueqf94cC2H

[Mike Weasner @mweasner]

Cassiopeia Observatory report “Comet C/2025 R3 (PanSTARRS) from Arizona” https://t.co/zi5RMdLJyQ

[Mike Weasner @mweasner]

Cassiopeia Observatory report “Venus, Comet C/2025 R3 (PanSTARRS) attempt, Moon” https://t.co/zJDAMVl6ud

[Mike Weasner @mweasner]

Cassiopeia Observatory report “Occultation of Regulus reprise, Meteorites” https://t.co/2UvijsFNgH