macmade, to Canon
@macmade@mastodon.social avatar
sarahc, to Astronomy
@sarahc@mas.to avatar

' “There will be science that can’t be done. There will be science that’s significantly more expensive to do. There will be things that we miss.” '

#astronomy #telescopes #Hubble #satellites #SpaceX #StarLink

https://www.nytimes.com/2023/03/02/science/hubble-spacex-starlink.html

macmade, to Canon
@macmade@mastodon.social avatar
macmade, to Canon
@macmade@mastodon.social avatar

First look at M104 - The Sombrero Galaxy. This spiral galaxy is 28 million light-years away from us.
Celestron NexStar Evolution 6 + Canon EOS R7.
1500mm, f10, ISO 1600, 20 exposures of 120’'.

image/jpeg

iangriffin, to Astronomy
@iangriffin@mastodon.nz avatar
pomarede, to Cosmology
@pomarede@mastodon.social avatar

Physics Today covers appreciation post

A Rule for the Cosmos (2017)

Feature article by Will J. Percival on Baryon Acoustic Oscillations as a Cosmological Ruler
https://doi.org/10.1063/PT.3.3789

#cosmology #physics #physicstoday #cover #covers #BAO #baryon #acoustic #oscillations #galaxies #darkenergy #acousticwaves #waves #universe #origin #telescopes #leptons #baryons #astronomy #astrophysics #astrodon #science #STEM

pomarede, to photography
@pomarede@mastodon.social avatar
MSicc, to space
@MSicc@dotnet.social avatar
CosmicRami, to ska
@CosmicRami@aus.social avatar

EXCITING NEWS!

The first SKA-low antennas are being installed today in Australia!

Here's a feature article I wrote (2021) that outlines the road that has led to the development of the world's largest radio telescope for #SpaceAustralia

https://www.spaceaustralia.com/index.php/feature/road-leads-square-kilometre-array

📸 M. Goh/ICRAR/Curtin

#RadioAstronomy #Telescopes #SKA #Astrophysics #Astrodon

appassionato, to photography
@appassionato@mastodon.social avatar

The Milky Way and its red nebulae hanging over the Isaac Newton Telescope at La Palma // Jakob Sahner
Source: astrobin.com

https://www.tumblr.com/andromeda1023/743090377618325504

@photography
#NightSky
#MilkyWay
#telescopes

pomarede, to Hawaii
@pomarede@mastodon.social avatar

Update On Two Maunakea Telescope Removal Projects

MAUNAKEA, Hawaiʻi - The University is working on the termination of the CSO (Caltech Submillimeter Observatory) sublease, and is preparing for the removal of the Hōkū Keʻa teaching telescope.

https://www.bigislandvideonews.com/2024/02/11/update-on-two-maunakea-telescope-removal-projects/

uastronomer, (edited ) to random
@uastronomer@mastodon.monoceros.co.za avatar

Guys, this is very exciting to me. Friday night is predicted to be clear and warm, and my neighbourhood will probably be loadshedding till 10pm.

For the first time since moving to this house, I'm gonna set up the telescope and look at some actual stuff with my actual eyes.

I've planned for years now to sell the big C8 on the equatorial wedge bolted to an old surveyor's tripod and replace it with something a little more portable, something that takes less work to set up, and I just can't find a way to make that happen. Like.. the resale value is practically nothing, and any new scope that I can afford is going to feel like such a step down that I'm not sure I even want to.

Besides, that scope always technically belonged to my uncle, who along with my aunt, nurtured and encouraged my love of astronomy since I was a child. This was the telescope he had mounted in his observatory, before moving back to the city. This is the scope he sent to me, because he had gotten too old and frail and sickly to be able to use it anymore. And now, more than a decade later, he's died and it's officially mine... but it'll always be his, ya know?

So the new plan is to just start using the damn thing. Light pollution be damned, lousy high suburban horizons be damned, none of those things bothered me when I was a teenager! All the different scopes he loaned me over the years, from the 8" Maksutov on the Vixen equatorial, to the 100mm fluorite refractor, down to the little vintage 60mm f/15 starter scope he gave me when I turned 13, I was outside almost every single night, hunting down all manner of objects from the photocopies he'd given me of his Norton's Star Atlas, and usually failing to find them. I had grit and enthusiasm back then. I want that back.

#Astronomy #Telescopes

dmacphee, to random
@dmacphee@mas.to avatar

Buying your first telescope.

What do you think of this article @sundogplanets
Is it good advice?

https://www.scientificamerican.com/article/how-to-buy-your-first-telescope/

TheMartianLife, to Astronomy
@TheMartianLife@aus.social avatar

🛰️ I have a job where I work with systems and data from radio telescopes to track satellites.

📡 I have another job where I operate radio telescopes to collect data for geodesy, astronomy, etc.

Today, for the first time, I operated a radio telescope to collect my own data for my own experiments. It’s such a small thing but… it’s weirdly exciting to have done the whole process myself?

Like farm to table, but for data.

📸 Mopra Radio Telescope - CSIRO

AlexSanterne, to philosophy
@AlexSanterne@astrodon.social avatar

This week, we hosted at @LAM_Marseille ( / / @cnes) an workshop to organise and plan the future ground-based follow-up observations of 's upcoming mission.

The follow-up observations will aim at characterising the mass of transiting discovered by this mission, down to analogs. This will mainly be done with state-of-the-art and at , in .

@astrophysics

bibianaprinoth, to sweden
@bibianaprinoth@astrodon.social avatar

It’s time for a little re-#introduction! 👋

I work on #exoplanet #atmospheres and use big #telescopes to study the composition and what ever else is happening on these worlds far away ✨ 🔭

I’m in my #PhD - officially working in Lund, #Sweden, but atm, I am spending a year in beautiful #Chile at #ESO

Welcome to my feed! Please introduce yourself 👇❤️

AstroHyde, (edited ) to Astro
@AstroHyde@mastodon.social avatar

Sometimes it’s just really nice to know that your domes are closed

spaceflight, (edited ) to space
@spaceflight@techhub.social avatar
spaceflight,
@spaceflight@techhub.social avatar

"For the first time, we now have a good colour image 🌌 of this particular object because we're able to observe it at other #wavelengths that you just couldn't see 👀 from ground #telescopes 🔭. And that will help us get into what's really happening in the jets" https://www.bbc.com/news/science-environment-67243772

#JWST

thomasconnor, to Astronomy
@thomasconnor@mstdn.social avatar

It's the 100th Anniversary of the "VAR!" plate, when humanity first had physical proof to understand the scale of the Universe. Happy VARDay, everyone!

peter, to Astronomy
@peter@area51.social avatar

A great Tom Scott video about The Extremely Large Telescope, in Paranal, Chile

The largest telescope that will ever be built*

https://www.youtube.com/watch?v=QqRREz0iBes

#astronomy #telescopes #telescope

CosmicRami, to Astro
@CosmicRami@aus.social avatar

Back home after a wonderful week at the Australian Telescope Compact Array (ATCA) in #Narrabri. It was such a wonderful week to connect with other PhDs, and hear from experts in our field, along with go inside the telescopes and control them for observing.

Going through my DSLR photos from our visit, here's a not-so-good one, that is still kinda good. Others are much better.

This is a night shot! The illumination on the dishes comes from the Moon! (see the lights are on)

A couple of Kangaroos in the foreground keeping watch of me.

Will process more this week, but am now spending time with my little doggo mate and other half!

#Astrodon #RadioAstronomy #Science #Telescopes

ec_euclid, to Astronomy
@ec_euclid@astrodon.social avatar

Why are there #astronomy #telescopes 🔭 in #space? There's so much easier access when building an #observatory on a mountain, so why is #ESAEuclid in space 🛰️ , 1.5 million kilometers from here?

Read up on why some science requires a telescope outside Earth's atmosphere 🌏 and compare ground-based images with the first images of #Euclid. Our new blog post: “Why is going to space crucial to map dark matter?”

👉🏽 https://www.euclid-ec.org/why-is-going-to-space-crucial-to-map-dark-matter/

#ESA #DarkMatter #DarkEnergy #astrodon

ai6yr, to Astronomy

Random question for the Fediverse. Friend looking at a #NexStar 8SE for a #telescope for a house in a great dark sky location. Opinions? Alternatives? Mainly for looking at live, but if there are good alternatives for casual astrophotography, I think they would appreciate the capability. Thanks! #astronomy #photography #space #astrophotography #telescopes

pomarede, to space
@pomarede@mastodon.social avatar
pomarede,
@pomarede@mastodon.social avatar
spaceflight, to space
@spaceflight@techhub.social avatar

💰 #Gold rush on the #moon 🌙 🇮🇳 The #Artemis Accords and #mining #rules on #moon, explained : "Richer nations stand to gain the most from #access to #space" https://www.thehindubusinessline.com/news/science/the-artemis-accords-and-mining-rules-on-moon-explained/article65881642.ece
"At least six countries and a flurry of #private #companies have publicly announced more than 250 missions to the Moon to occur within the next #decade." https://theconversation.com/lunar-mining-and-moon-land-claims-fall-into-a-gray-area-of-international-law-but-negotiations-are-underway-to-avoid-conflict-and-damage-to-spacecraft-188426
Pictures (combined) :
https://commons.wikimedia.org/wiki/File:Karen_Nyberg_looks_through_Cupola_on_ISS_(ISS037-E-026900).jpg
https://commons.wikimedia.org/wiki/File:Terraced_Wall_Crater_on_the_Lunar_Limb_-_GPN-2000-001487.jpg
https://commons.wikimedia.org/wiki/File:Man_holding_mining_tools_-_1851.jpg
https://commons.wikimedia.org/wiki/File:Revolver_dame.jpg

#MoonMining #ISRU #SpaceIndustry

spaceflight,
@spaceflight@techhub.social avatar

#Astronomers envision huge crater-filling radio dishes 📡 and arrays of antennas hundreds of kilometers 📏 across.
#SpaceAgencies and companies ⚒️ are planning fleets of #Moon-orbiting #satellites 🛰️ to help rovers navigate on the surface and to relay their data 📶 to #Earth. But even if satellites avoid key frequencies or switch off as they fly above #telescopes 🔭, unintended #emissions from onboard #electronics could be detectable https://www.science.org/content/article/moon-s-scientifically-important-sites-could-be-lost-forever-mining-rush

#MoonMining #SpaceScience

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