AstroGeo

for this week, with worldwide content. Clear skies! (image by NASA Moontrek)

The Bright Buck Moon Moderates Meteors and Hides Comet Tempel, a Mare Imbrium Tour, and Peak Pluto at Mid-Summer! – AstroGeo This excerpt from NASA’s Moontrek lunar mapping website shows details in the northeastern Imbrium Basin. The nearly fully submerged crater Cassini at top right has sub-craters and rilles on its floor. The mountains that ring the basin are at far right. The isolated “peaks”islands” are the hi...

Here are this week's best International Space Station flyovers for Toronto and the GTA. Just look up and see it moving!

Greater Toronto Area Space Station Flyovers for the Week of July 19th, 2026 – AstroGeo As shown above, on Sunday, July 12, 2026 from 9:37 pm to 9:43 pm EDT, the International Space Station will be visible flying over southern Ontario in a bright pass, rising above the western horizon and then flying closely past Venus and then below Polaris before setting in the northeast. (courtesy:....

for this week, with worldwide content. Clear skies! (image by Dan Bartlett) https://astrogeo.ca/a-comet-in-cap-venus-gleams-alone-and-love-letters-on-the-evening-moon-that-apollo-11-visited/

for this week, with worldwide content. Clear skies! (image by Gary Colwell)

Saturn Approaches Midnight and a Minimal Moon Poses with Venus while Enriching Summer’s Milky Way! – AstroGeo This spectacular image of the summertime Milky Way, captured by Gary Colwell, is featured on the North Frontenac Dark Sky Preserve website, which promotes astro-tourism to North Frontenac Township, https://www.northfrontenac.com/things-to-do/north-frontenac-astronomy-park/. The bright star to the up...

Here are this week's best International Space Station flyovers for Toronto and the GTA. Just look up and see it moving!

Greater Toronto Area Space Station Flyovers for the Week of July 12th, 2026 – AstroGeo As shown above, on Sunday, July 12, 2026 from 9:37 pm to 9:43 pm EDT, the International Space Station will be visible flying over southern Ontario in a bright pass, rising above the western horizon and then flying closely past Venus and then below Polaris before setting in the northeast. (courtesy:....

for this week, with worldwide content. Clear skies! (image by Trevor Jones)

Matariki Added to Annual Aphelion, Noctilucent Nūbēs, Evening Venus Passes the Lion’s Heart, and the Moon Meets Morning Planets! – AstroGeo This stunning long-exposure image by Trevor Jones shows the Rho Ophiuchi star-forming region that surrounds the bright summer star Antares in the heart of the summertime constellation of Scorpius. The blue reflection nebulae are produced when stars’ light scatters off of the dust grains that perme...

Here are this week's best International Space Station flyovers for Toronto and the GTA. Just look up and see it moving!

Greater Toronto Area Space Station Flyovers for the Week of July 5th, 2026 – AstroGeo As shown above, on Friday, July 10, 2026 from 9:35 pm to 9:41 pm EDT, the International Space Station will be visible flying high overhead of southern Ontario in an extremely bright pass, rising above the west-southwestern horizon to the left of Venus and then flying through the end of the Big Dippe...

for this week, with worldwide content. Clear skies! (image by Fred Espenak)

Colourful Stars Compete with the Full Mini Mead Moon and Morning Mars Glides Past Uranus! – AstroGeo This image of red-orange Arcturus aka Alpha Bootis and The Follower of the Bear, was taken by the late Fred Espenak on April 25, 2011 in Arizona. Binoculars or a backyard telescope will also show its nearby companion star. Enjoy Fred’s valuable content at www.astropixels.com

Here are this week's best International Space Station flyovers for Toronto and the GTA. Just look up and see it moving!

Greater Toronto Area Space Station Flyovers for the Week of June 28th, 2026 – AstroGeo As shown above, on Sunday morning, July 5, 2026 from 12:41 am to 12:47 am EDT, the International Space Station will be visible flying over southern Ontario in a bright pass, emerging from Earth’s shadow low in the western sky and then flying through the Big Dipper and then below Cassiopeia’s W-s...

for this week, with worldwide content. Clear skies! (image by Andrew Planck)

The Solstice Starts Summer, Planets Parade in Twilight, and Some Bright Sights While the Moon Mounts! – AstroGeo This terrific image of the 111 km wide crater Gassendi, which is located in the moon’s southwestern quadrant, was captured by astronomer Andrew Planck. More of his writing and images can be enjoyed at https://andrewplanck.com/