cdfinder, (edited ) to random
@cdfinder@techhub.social avatar

I totally love what the is able to see, such as this new and exciting image of the Horsehead Nebula, where you can see loads of galaxies.

Absolutely amazing!

The image from even contains a very detailled description, and metadata in the AVM format, which my NeoFinder for macOS software of course catalogs, displays, and allows you to search.

Fascinating!

https://www.neofinder.de/forum/phpBB3/viewtopic.php?p=41#p41

hermeticlibrary, to random
@hermeticlibrary@mastodon.social avatar

Astronomical Beltane, Sun at 15° Taurus (☉ at 15° ♉︎), May 5 at 00:11 UTC https://hermetic.com/hermeneuticon/beltane #calendar #recurring #astronomical #OTD #OnThisDay

jenselbaek, to random
@jenselbaek@mastodon.social avatar

Can anyone explain to me:

  1. Is it an coinstance that the sun and moon have the same relative size seen from earth so the moon can block the light from the sun during but not the .
  2. Why does the eclipse last up to 4 minutes when the eclipse is so accurate. In my mind the sunlight should dissapeare on on side of the moon and right after appear on the other side.
earwigplanet, to internet_funeral
@earwigplanet@mastodon.social avatar
hermeticlibrary, to random
@hermeticlibrary@mastodon.social avatar

Feast for the The Supreme Ritual The Invocation of Horus, Noon in Cairo, Egypt, March 20, 1904 (10am UTC / 5am US Central) https://hermetic.com/hermeneuticon/supreme-ritual #calendar #astronomical #recurring #OTD #OnThisDay

hermeticlibrary, to random
@hermeticlibrary@mastodon.social avatar

The Equinox of the Gods, Spring Equinox, 1904 (March 20, 2024 at 03:06 UTC / March 19 at 22:06 US Central) https://hermetic.com/hermeneuticon/equinox-of-the-gods #calendar #astronomical #recurring #OTD #OnThisDay

hermeticlibrary, to random
@hermeticlibrary@mastodon.social avatar

Thelemic New Year, An. V:x (docosade of Atu V, the Hierophant and the year of Atu X, Fortune), March 20, 2024 at 03:06 UTC (March 19 at 22:06 US Central) https://hermetic.com/hermeneuticon/thelemic-new-year
#calendar #astronomical #recurring #OTD #OnThisDay

hermeticlibrary, to random
@hermeticlibrary@mastodon.social avatar

Spring Equinox, ☉ at 0° ♈︎ (Sun at 0° Aries), in the Northern Hemisphere; Fall Equinox, in the Southern Hemisphere; March 20, 2024 at 03:06 UTC (March 19 at 22:06 US Central) https://hermetic.com/hermeneuticon/spring-equinox #calendar #astronomical #recurring #OTD #OnThisDay

hermeticlibrary, to random
@hermeticlibrary@mastodon.social avatar

Greater Feast of Saladin, died March 5, 1193 at Damascus, Syria https://hermetic.com/hermeneuticon/saladin #calendar #recurring #astronomical #OTD #OnThisDay

Ruth_Mottram, to LEGO
@Ruth_Mottram@fediscience.org avatar

adds item to birthday wishlist

https://mastodon.online/@Pepijn/112028166528488702
@Pepijn - Here's a of the set 42179 doing a full year!

It has accurate turning of the and (day), the earth & system turning around the sun (year), the moon around earth (month) and earths axial tilt (seasons).

It's honestly awesome. One of the most enjoyable technic builds ever. A highly recommended set.

hermeticlibrary, to random
@hermeticlibrary@mastodon.social avatar

Astronomical Imbolc, when ☉ in 15° ♒︎ (Sol in 15° Aquarius), a cross quarter day, on February 4, 2024 at 02:43 UTC https://hermetic.com/hermeneuticon/imbolc #calendar #recurring #astronomical #OTD #OnThisDay

derPUPE, to random German
@derPUPE@chaos.social avatar

#Posing back in the days:

16th century #ring that unfolds into an #astronomical sphere <3

the tin with all 3 innerrings unfolded in form auf stars phere … golden

hermeticlibrary, to random
@hermeticlibrary@mastodon.social avatar
megalithic, to washington
@megalithic@archaeo.social avatar

The Skystone is a #glacial #erratic boulder in Bonney Lake, #Washington state. It was deposited approximately 13,000 years ago. It has over 20 pits pounded into its surface, presumably by members of the #Puyallup tribe. The holes seem to point towards both #astronomical and geographic features. #FolkloreThursday More: https://www.megalithic.co.uk/article.php?sid=58988 #folklore #archaeology

spaceflight, to space
@spaceflight@techhub.social avatar

📆 Aug 11, 2023 #NASA calls for the #amateur #astronomical community : #Observers 🔭 on #Earth can measure the distribution of bright features on #Uranus 🪐 or #Neptune. They can also track those features much longer ⏱️ than either #spacecraft. The #Hubble images will be made available in late September at #MAST * https://www.nasa.gov/feature/all-eyes-on-the-ice-giants

#NHIceGiants

mythologyandhistory, to Cat
@mythologyandhistory@mas.to avatar

Did you know that has a door?

The cathedral built in the 14th century, houses an .

The original clockwork was greased with animal fat, which attracted vermin.

To combat this, the allowed a cat to enter the clock room via a in the door.

This hole is also believed to be the origin of the nursery rhyme “Hickory Dickory Dock” (…the mouse ran up the clock…).

AlexSanterne, to random
@AlexSanterne@astrodon.social avatar

My first time in #astronomical #observatories*:
2007 - Pic du Midi 🇫🇷
2009 - Haute-Provence 🇫🇷
2009 - La Silla 🇨🇱
2010 - Wise 🇮🇱
2011 - Teide 🇪🇸
2012 - Las Campanas 🇨🇱
2013 - Lick 🇺🇸
2015 - La Palma 🇪🇸
2023 - Noema (Plateau de Bure) 🇫🇷

*academic and still active in data collection - at least visited

ricardoharvin, to Travel
@ricardoharvin@mstdn.social avatar

There's a part of me that's always wanted to be able to the , but in an -like timeframe, not an one.

But there've been recent and images from that, even more than Dave's end in , have added a level of fear that has really dampened my previous enthusiasm.

It's the that I realize is overwhelming, even just in our . agencies are amazing.

This doesn't help 😬

https://youtu.be/1lPJ5SX5p08

spaceflight, to GPS
@spaceflight@techhub.social avatar
spaceflight,
@spaceflight@techhub.social avatar

The #Antikythera mechanism is believed to be an early mechanical ⚙️ analog #computer. It was designed to calculate #astronomical 🌌 positions. It has been dated to circa 📆 100 BC 😲. Mechanical analog computer devices appeared again a thousand years ⌛ later in the #medieval Islamic world https://en.wikipedia.org/wiki/History_of_computer_science#Prehistory

Picture : https://commons.wikimedia.org/wiki/File:The_Antikythera_Mechanism_(3471171927).jpg

spaceflight,
@spaceflight@techhub.social avatar

's (📆 858 – 929) 🌌 table is the earliest existant. His value for the year of 365 days, 5 hours, 46 minutes and 24 seconds, is 2 minutes and 22 seconds ⏱️ from the accepted value. https://en.wikipedia.org/wiki/Al-Battani#Astronomy

Picture : https://commons.wikimedia.org/wiki/File:Latin_7266;_folio_78r_(BnF).jpg

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