WLR2678🌌
@WLR_2678
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Space enthusiast / Astrophotography / 中文 & ENG / He, him.
EDT (UTC-4)
Joined October 2019
The California Nebula (NGC 1499) is a large, rich patch of emission in Perseus, its trapezoidal shape resembling the State of California. The Ha, SII and OIII components reveal beautifully in OSC dual-narrowband filters. https://t.co/xArBEkiBEW
app.astrobin.com
How far I’ve come since I began astrophotography last year! Revisiting the California Nebula this fall, I used two narrowband filters on an OSC to gather the SHO data needed for this colourful image.
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Same location, same sensor behaviour (IMX571 and IMX533), almost the same exposure time. Different scope, filters, processing tools and skills acquired over a year of learning by doing. Sept. 2024 vs. Oct. 2025 #Astrophotography
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One member of Shenzhou-22's crew plan to stay in CSS for over 1 year. via CCTV. Leaving one seat empty for an international astronaut to come back with Shenzhou-22's return ship.
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The ZQ-3 has been updated with the addition of a long raceway on the first stage. Please add it.
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CMSEO's announcement confirms one Mengzhou mission next year. https://t.co/UjGY4xXsYj
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The #Mengzhou1 (MZ-1) mission next year will be an uncrewed test flight of the LEO-variant Mengzhou spacecraft. It will be launched onboard CZ-10A from WSLS, and is expected to rendezvous and dock with Tiangong's nadir port to verify systems and ferry some cargo.
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In the #Shenzhou21 fast rendezvous and docking procedure, the spacecraft will immediately begin its maneuvers to close in with #Tiangong, with the first long-distance guidance phase maneuver scheduled at 00:39 UTC+8.
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Very clear view of the BACC screen showing the insertion orbit data and flight timeline. #Shenzhou21
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Confirmation of conditions for 3.5 h rendezvous and docking procedure by BACC.
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LUNAR TRANSIT! Incredible views out of Jiuquan! 📷@CCTV
LAUNCH! China's Long March 2F/G launches Zhang Lu, Wu Fei, and Zhang Hongzhang en route to the Tiangong Space Station aboard Shenzhou 21. Overview: https://t.co/laU1EfoB0N Live: https://t.co/5XE3TFGCQJ
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New onboard cams as well
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The Zhuque-3 Chinese commercial rocket paper model is here for free download!! @RichardAP28
https://t.co/bVc7DHhi3R
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Glad I had a selfie with it during its peak! ☄️
Comet C/2025 A6 (Lemmon) update! The comet is now just past its peak. There was apparently a small brightness surge peaking on October 24-25th, possibly due to a small forward scattering enhancement. The comet is pretty dusty, so this is entirely plausible. Peak magnitude was
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