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Video

Here is an animation of the Artemis-II mission and the Lunar flyby.

#Artemis #Artemis2 #NASA #ESA #GaiaSky @exploration.esa.int @esa.int

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Welcome view of Gaia Sky 3.7.2

Welcome view of Gaia Sky 3.7.2

Release day: #GaiaSky 3.7.2 is out! πŸ“’πŸ“’πŸ“’

This one comes with many new features and bug fixes, as usual. See the release notes here: gaiasky.space/news/2026/ga...

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"A Moment with the Moon" picture, aken by the Artemis II crew at 2:19 p.m. EDT.

"A Moment with the Moon" picture, aken by the Artemis II crew at 2:19 p.m. EDT.

Recreation of "A Moment with the Moon" in Gaia Sky.

Recreation of "A Moment with the Moon" in Gaia Sky.

I liked this #ArtemisII picture of the Moon so much, that I tried to recreate it in #GaiaSky.

Left is the real picture, right is Gaia Sky.

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Video

Been working on a dataset to add some detail to the rings of Saturn in the form of particles. I'm quite happy with the result, especially the performance. The video shows 1.5 million rock/dust particles. Transitions to/from the ring model are quite seamless.

#GaiaSky #Saturn #SolarSystem #Astronomy

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Video

I've been plyaing around with the keyframes system in #GaiaSky and the OptFlowCam export method. After some bug-fixing, it produces very good results. It works best in a "points of interest" workflow. The following video is exported from only 25 keyframes.

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Video

Yet another video of the asteroid belt using Gaia DR3 data with the new shading.

#GaiaSky #Gaia #GaiaDR3 #Space #Asteroids #AsteroidBelt #Astronomy

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Video

Asteroids, other SSOs, and particle sets in general will get a much needed improvement in visual fidelity in #GaiaSky 3.7.2. We can now shade them (kind of) realistically while maintaining the high frame rate. In the video, we show the ~150.000 asteroids in Gaia DR3.

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Video

Testing #GaiaSky VR with the Valve Index and an RTX 5080 (laptop). Performance is very, very good!

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Gaia Sky showing Simplified Chinese object names

Gaia Sky showing Simplified Chinese object names

Working with a contributor on the Simplified Chinese translation of #GaiaSky. This requires some re-engineering in the UI system, but we're getting there.

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Gaia Sky running on an RTX laptop, showing 743 FPS.

Gaia Sky running on an RTX laptop, showing 743 FPS.

I just got a new laptop for our VR demonstrations with an RTX 5080 16GB. With base #GaiaSky and default datasets, it's getting over 700 FPS. Let's see how it does with VRπŸ˜…

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Gaia Sky 3.7.1 release

Gaia Sky 3.7.1 release

#GaiaSky 3.7.1 is now available! πŸ“’πŸ“’πŸ“’

This release comes with many new features and bug fixes. Check it out πŸ‘‡

gaiasky.space/news/2026/ga...

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New Gaia Sky documentation theme

New Gaia Sky documentation theme

πŸ“– We have updated the #GaiaSky documentation with a new theme and we've done a little bit of restructuring. It should flow better and look cleaner now. Give it a try!

gaiasky.space

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The Valve Index in its box ready to test.

The Valve Index in its box ready to test.

Today is testing day, so it's time to dust off the Valve Index and see how much VR on Linux has improved since the last time I tried (it was underwhelming). With the Steam Frame on the horizon, I'm kind of excited to see the progress.

#GaiaSky #GaiaSkyVR #VR #valvesoftware #ValveIndex

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Video

#GaiaSky will get an interactive UI accent color in the next version, dropping the static UI themes system. πŸ‘€

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Preview
Release notes for Gaia Sky 3.7.1 Release notes for Gaia Sky 3.7.1. GitHub Gist: instantly share code, notes, and snippets.

The provisional release notes for Gaia Sky 3.7.1 (to be released very soon) are kind of massive:

gist.github.com/langurmonkey...

#GaiaSky #releasenotes

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An SVG drawing of the Gaia spacecraft with a connection cable, symolizing the online status.

An SVG drawing of the Gaia spacecraft with a connection cable, symolizing the online status.

πŸš€ Gaia Sky server is BACK!

After a few months of downtime, our main server is once again accessible from the outside. You can now access installers, datasets, and documentation.

Thank you for your patience during the downtime.

More info: gaiasky.space/news/2026/se...

#GaiaSky #Astronomy #SciComm

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Preview
Gaia Sky | Workaround to get Gaia Sky running

πŸš€ To all Gaia Sky users: Having trouble accessing the servers? Here's a workaround to get Gaia Sky running with the base data package during the current downtime.

Check out the full guide: gaiasky.space/news/2025/wo...

#GaiaSky #ServerDowntime #Astronomy #SpaceVisualization #TechTips

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Screenshot of the data table with the server requests by resource. The day when the downtime starts is marked in green.

Screenshot of the data table with the server requests by resource. The day when the downtime starts is marked in green.

Plot of the server requests per resource. The day when the downtime starts is marked in green.

Plot of the server requests per resource. The day when the downtime starts is marked in green.

Here are some interesting screenshots of our usage and download statistics. Note the sharp decline at the time where the server downtime starts.

#GaiaSky #stats #serverdowntime

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Video

I made Andomeda with the new procedural galaxy generator in #GaiaSky 🌠

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The galaxy generation system working on macOS via a CPU fallback.

The galaxy generation system working on macOS via a CPU fallback.

Even though macOS does not support OpenGL 4.3, the new procedural galaxy generation in #GaiaSky will also work on these systems via a fallback option to CPU processing. It is (just a bit) slower than the GPU version, but it works.

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Galaxies generated with Gaia Sky with different morphologies.

Galaxies generated with Gaia Sky with different morphologies.

I've been working on the procedural generation of galaxies in #GaiaSky for a while now. The system is already able to generate different morphologies, but I'm still tuning it.
Below is an example of 3 random galaxies for every Hubble sequence morphology.
Full resolution: i.postimg.cc/h4sNWVFH/hub...

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Preview
Gaia Sky | Gaia Sky VR Demo Mode

New feature for #GaiaSky VR: Demo Mode. It simplifies the control scheme for first-time VR users, perfect for public demos. Read more: gaiasky.space/news/2025/vr...

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Video

I've been playing around with compute shaders to generate procedural galaxies in #GaiaSky on the fly. Still needs work, but it looks promising for populating distant galaxies. In the video, I spawned a galaxy next to the milky way, trying to mimic its structure with a few simple parameters. (1/3)

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Preview
Gaia Sky | Gaia Sky 3.7.0

#GaiaSky 3.7.0 is out! If you are on macOS Tahoe, you need to update, as this fixes a bug that prevents the app from starting.

But there is much more to this release! Many new features and QoL improvements: gaiasky.space/news/2025/ga...

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The GPS satellite network dataset in Gaia Sky

The GPS satellite network dataset in Gaia Sky

Detail of a GPS satellite.

Detail of a GPS satellite.

We have just published the GPS Satellite Network dataset for #GaiaSky, put together by @plateauastro.bsky.social. You can get it right now from the dataset manager.

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#Astronomy question: I'm wondering about two stars, WT 767 and 768, both in Indus (I believe, after checking #GaiaSky), and it looks to me as if they're barely a light-year from each other.

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Preview
Gaia Sky | Release 3.6.11.e03d32c84

πŸ“’πŸ“’πŸ“’ Exactly a week after the release of 3.6.10, we release #GaiaSky 3.6.11. This is a small-ish release that contains a few new API calls and some important bug fixes.

gaiasky.space/downloads/re...

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A photo of the sunset over a white church and an old blue house that is on a small hill, and the photo is taken below. Above the house and church is a wide open sky fading from blue to yellow between the buildings. The clouds are blue, pink, and white.

A photo of the sunset over a white church and an old blue house that is on a small hill, and the photo is taken below. Above the house and church is a wide open sky fading from blue to yellow between the buildings. The clouds are blue, pink, and white.

My friend Gaia πŸ’œ #GaiaSky

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A view of Barcelona using the new Gaia Sky dataset based on Sentinel-2 data.

A view of Barcelona using the new Gaia Sky dataset based on Sentinel-2 data.

πŸ“’πŸ“’πŸ“’ #GaiaSky 3.6.10 is now available for download!
This release brings a handful of minor improvements, and a lot of bug fixes. Additionally, it enables a new virtual texture dataset based on Sentinel-2 data.

πŸ”— Learn more: gaiasky.space/news/2025/ga...

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Preview
a man with long white hair and a beard holds a white sword ALT: a man with long white hair and a beard holds a white sword

We'll (probably) release #GaiaSky 3.6.10 next Monday 21st.

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