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đŸȘ #18: Jupiter and Venus

Posted on Januar 23, 2019Juni 4, 2025 by admin

🌄 A Rushed Morning Session

This was another early-morning shoot squeezed in before work — quick setup, fast alignment, and fingers crossed for usable data. It was Wednesday, January 23rd, and I had my eye on two planets: Venus and Jupiter.

Remembering the chaos from last time (Venus flying out of frame every few seconds), I took a little extra care with polar alignment. I gave the polarscope a proper look this time, just to stabilize tracking a bit better.

🔮 Venus – Bright Trouble

Once again, Venus was painfully bright. Focusing and choosing the right exposure settings was nearly impossible with the limited control from the Logitech driver interface. “Brightness” still remains a mystery setting — whatever it does, it doesn’t help much.

Despite the better alignment, the same issues persisted: Venus constantly threatened to slip out of view, and every minor setting change blew out the image or made it disappear. I managed to grab a few video files, but nothing inspiring.


🟠 Jupiter – A First Attempt

Jupiter was the more cooperative target. I started with some overexposed videos to capture its moons, then adjusted settings to find a balance that could reveal surface detail without losing the planet’s structure.

I ended up capturing three video files of Jupiter — each with slightly different settings — before I had to pack up. Focusing, as always, was a challenge. Even the tiniest shift made a big difference, and the live view on the laptop wasn’t exactly sharp.


đŸ§Ș Processing

Venus:
AutoStakkert!2 gave me a blobby white image — again. The planet’s phase is visible, but no detail beyond that. This target continues to defy me, mostly due to its brightness and the lack of precise camera control.

Jupiter:
This was my first real attempt at Jupiter with the webcam, and the results were promising. After stacking in AutoStakkert!2 and sharpening in RegiStax6, I pulled out a faint but visible set of atmospheric bands across the surface — my first real surface detail on Jupiter!

Even better: I combined the sharpened planet image with the overexposed moons captured earlier. The final composite puts Jupiter in context, floating with its Galilean moons, and I really liked how that gave the image some scale and storytelling.

Jupiter with 3× Barlow and Logitech webcam, Jupiter and moons composite image


🧠 Conclusion

Venus:
Still frustrating. Maybe the key is to start with exposure and brightness set extremely low, then work up slowly. But so far, every attempt ends with a white blob and a guessing game. I’ll need to keep testing
 or maybe it’s time to upgrade the camera for planetary work.

Jupiter:
A definite step forward! While the image doesn’t match what you see through the eyepiece, I did capture cloud bands and moons — and that felt like real progress. The exposure was probably still too low, as the laptop preview barely showed anything. But for a €10 webcam, this wasn’t a bad start at all.

I’m beginning to see where the limits of this camera are — and where I’ll need to push next.

Clear skies,
Chris

Beitrags-Navigation

← 🌠 #17: Return to M42 – Orion Nebula
đŸ‘ïž #19: Visual Observation of M42 – Orion Nebula →

SPACE NEWS

June 1:
Venus reaches its greatest western elongation, shining brilliantly in the pre-dawn sky. Ideal for morning planetary imaging—look east just before sunrise.

June 2:
The Great Hercules Cluster (M13) reaches its highest point in the sky. Excellent for telescopic astrophotography from dark-sky sites.

June 5:
Celebrate Galactic Tick Day—a quirky astronomical milestone marking our Solar System’s orbit around the Milky Way.

June 7:
The Arietid meteor shower peaks. While mostly active during daylight, early risers may catch a few bright meteors before dawn.

June 11:
The Strawberry Full Moon reaches its peak. It will be the lowest full moon in 18 years—look for its large golden glow near the horizon.

June 16:
Mars and Regulus appear close in the evening sky. Also, the Butterfly Cluster (M6) in Scorpius is at its best for deep-sky imaging.

June 19:
The Moon and Saturn meet in the early morning sky. A beautiful conjunction for wide-field or planetary setups.

June 21:
The June Solstice arrives at 02:42 UTC. The longest day in the Northern Hemisphere and shortest in the Southern—welcome the new season!

June 22:
The Lagoon Nebula (M8) in Sagittarius is ideally placed for observation. Use wide-field optics to capture its glowing clouds.

June 23:
The Moon passes near Uranus and the Pleiades before dawn. A great triple subject for wide-field astrophotography.

June 25:
New Moon. The sky is at its darkest—perfect conditions for Milky Way and deep-sky imaging.

June 27:
The June Boötid meteor shower peaks. Usually low in activity, but dark skies may reward patient observers with unexpected bursts.

June 29:
A conjunction of Saturn and Neptune offers a rare opportunity to frame two distant giants together.

June 30:
The Moon occults Mars in a dramatic celestial event visible from select regions—ideal for a lunar-planetary time-lapse.

All Month:
The Milky Way core is rising higher each night. Use the new moon week for wide-field shots from southern skies or dark rural locations.

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