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Sidewalk Astronomy
Clear Dark Sky Forecast
AstroBackyard
- DWARF mini Smart Telescope Review November 21, 2025Last updated: November 21, 2025. If you find this helpful and buy through my links, I may receive a small commission. Over the past few months, I have been testing the DWARF mini smart telescope from the backyard and at a dark-sky site. This smart telescope is currently the world’s smallest, weighing just 840 grams. ... […]Trevor Jones
- My Best Image of the Andromeda Galaxy Yet November 4, 2025Last updated: November 4, 2025. If you find this helpful and buy through my links, I may receive a small commission. My latest photo of the Andromeda Galaxy is my best effort yet. I have been taking deep-sky astrophotography images for almost 15 years now, and this might be my favorite photo of space I’ve... […]Trevor Jones
- This Telescope Autofocuser Took My Astrophotography to the Next Level October 23, 2025Last updated: October 23, 2025. If you find this helpful and buy through my links, I may receive a small commission. Over the years, I’ve spent countless nights under the stars chasing crisp, deep-sky images from my backyard. But this fall, I added something new to my telescope that completely changed the way I capture... […]Trevor Jones
NASA Solar System & Beyond
- NASA’s 2025 Astronaut Candidates: Shaping Artemis Exploration November 24, 2025When NASA’s 2025 astronaut candidates arrived at the agency’s Johnson Space Center in Houston this fall, they stepped into history, sharing a common mission to master the skills and teamwork that define NASA’s next era of exploration. Selected from a pool of more than 8,000 applicants, the new class represents a range of backgrounds — […]Sumer Loggins
- New NASA HEAT and My NASA Data Resources Bring Space Weather Science into Classrooms November 24, 2025As the Sun enters a period of heightened activity, students now have a new way to explore its powerful effects on Earth and space. NASA’s Heliophysics Education Activation Team (NASA HEAT), in collaboration with My NASA Data, has released a new set of classroom resources that invite students and educators to engage with real NASA […]
- NASA, NOAA Rank 2025 Ozone Hole as 5th Smallest Since 1992 November 24, 2025The ozone hole over the Antarctic was small in 2025 compared to previous years and remains on track to recover later this century. The hole this year was the fifth smallest since 1992, the year a landmark international agreement to phase out ozone-depleting chemicals began to take effect.
Sky & Telescope
- Thirty Meter Telescope Considers Move to Spain November 24, 2025Spain’s offer to host the powerful observatory, mired in funding obstacles and local controversies, might promise a new path forward. The post Thirty Meter Telescope Considers Move to Spain appeared first on Sky & Telescope.Arielle Frommer
- Spot Uranus at Opposition November 21, 2025Uranus is its closest to Earth all year on the night of November 21st, and you can find it easily in the evening sky using Sky & Telescope’s exclusive star chart. The post Spot Uranus at Opposition appeared first on Sky & Telescope.J. Kelly Beatty
- This Week's Sky at a Glance, November 21 – 30 November 21, 2025Saturn's rings are now the closest to edge on that they'll get. The famous interstellar comet has become higher and easier for amateur telescopes before dawn. The post This Week's Sky at a Glance, November 21 – 30 appeared first on Sky & Telescope.Alan MacRobert
Phil’s Astronomy Blog
- Hello out there? October 12, 2021Anybody still coming here?Phil
- Markarian's Chain in Virgo April 13, 2018My own Hubble View! These galaxies lie between 10 to 50 million light years away. How many galaxies do you see? A pretty tricky part of the sky to image, really. You're utilizing almost your entire field of view with an 80mm scope, so dealing with all that comes with wide-field. This is the best […]Phil
- M51 Whirlpool Galaxy April 9, 2018A nice clear night last night until around 12:30 when clouds rolled in. Managed to get this image of the lovely M51 Whirlpool galaxy. It lies around 23 million light years away and it is interacting with a smaller galaxy (yellow~ish bulge to the left). Three supernova (star explosions) have been detected in this galaxy […]Phil