Jeffrey Baltus Astro

A close-up image of Messier 87.

An inverted (and very) close-up image of Messier 87, which faintly shows the ejected jet of matter (at about 2 o'clock) from the galactic core.

A close-up image of Messier 91.

A close-up image of Messier 99.

Additional close-ups (2 of 2) of some interesting galaxies in the wide-field image, here are: Messier 87, an inverted close-up of Messier 87 which faintly shows the ejected jet of matter from the galactic core, Messier 91, and Messier 99.

#Astrophotography

A close-up image of The Eyes Galaxies (NGC 4435 and 4438).

A close-up image of Messier 58.

A close-up image of Messier 88.

A close-up image of 90.

Additional close-ups (1 of 2) of some interesting galaxies in the wide-field image, here are: The Eyes Galaxies (NGC 4435 and 4438), Messier 58, Messier 88, and Messier 90 with IC 3583.

#Astrophotography

Full field of view image of Markarian's Chain, a stretch of galaxies in the constellation Virgo.

An annotated full field of view image of Markarian's Chain, a stretch of galaxies in the constellation Virgo.

Markarian's Chain

Acquisition details and full resolution: app.astrobin.com/i/p5ajb2

#Astrophotography

Cropped version of the Messier 48 open star cluster.

Full field of view version of the Messier 48 open star cluster.

Messier 48

Acquisition details and full resolution: app.astrobin.com/i/p60iqs

#Astrophotography

A closeup image taken of the Moon. Features visible in the include Plato Crater, Aristoteles Crater, Cassini Crater, Aristillus Crater, Archimedes Crater, Montes Alpes, Montes Caucasus, parts of Mare Imbrium and Mare Serenitatis, and the locations of the Luna 2 and Apollo 15 landing sites.

An annotated closeup image taken of the Moon. Features visible in the include Plato Crater, Aristoteles Crater, Cassini Crater, Aristillus Crater, Archimedes Crater, Montes Alpes, Montes Caucasus, parts of Mare Imbrium and Mare Serenitatis, and the locations of the Luna 2 and Apollo 15 landing sites.

Moon Closeup 2026-02-25

Acquisition details and full resolution: app.astrobin.com/i/utm2f2

#Astrophotography

Image of Jupiter with Ganymede transit. Also included are 2 Galilean moons, Io and Europa.

Annotated image of Jupiter with Ganymede transit. Also included are 2 Galilean moons, Io and Europa.

Jupiter 2026-02-25 - with Ganymede transit (and Io and Europa visible)

Acquisition details and full resolution: app.astrobin.com/i/7l3wjy

#Astrophotography

Wide field image of the Jellyfish (IC 443) and Monkey Head (NGC 2174) Nebulae.

Jellyfish (IC 443) and Monkey Head (NGC 2174) Nebulae

Acquisition details and full resolution: app.astrobin.com/i/8p5k56

#Astrophotography

Seagull Nebula (IC 2177)*

Acquisition details and full resolution: app.astrobin.com/i/log8xo

#Astrophotography

*Updated with additional curves adjustment.

Image of the Seagull Nebula (IC 2177)

Seagull Nebula (IC 2177)

Acquisition details and full resolution: app.astrobin.com/i/log8xo

#Astrophotography

High dynamic range image of the Orion (Messier 42) and Running Man (Sh 2-279) Nebulae.

High dynamic range starless image of the Orion (Messier 42) and Running Man (Sh 2-279) Nebulae.

High dynamic range (full field of view) image of the Orion (Messier 42) and Running Man (Sh 2-279) Nebulae.

High dynamic range (full field of view) starless image of the Orion (Messier 42) and Running Man (Sh 2-279) Nebulae.

Orion (M42) and Running Man (Sh 2-279) Nebulae*

Acquisition details and full resolution: app.astrobin.com/i/lqvw0s

#Astrophotography

*HDR processing (version 2) to capture details in M42 core.

Image of the Rosette Nebula (Caldwell 49).

Rosette Nebula (Caldwell 49)

Acquisition details and full resolution: app.astrobin.com/i/csshl4

#Astrophotography

Image of the Horsehead (Barnard 33) and Flame (NGC 2024) Nebulae.

Horsehead (Barnard 33) and Flame (NGC 2024) Nebulae

Acquisition details and full resolution: app.astrobin.com/i/zoj6b8

#Astrophotography

Image of the Hyades Star Cluster (Caldwell 41).

Hyades Star Cluster (Caldwell 41)

Acquisition details and full resolution: app.astrobin.com/i/bhbe0w

#Astrophotography

Image of the Pleiades Star Cluster (Messier 45).

Pleiades Star Cluster (M45)

Acquisition details and full resolution: app.astrobin.com/i/skxljl

#Astrophotography

C/2025 A6 Lemmon (Comet Aligned Time-Lapse)

Acquisition details and full resolution: app.astrobin.com/i/f02oqu?r=J

#Astrophotography

C/2025 A6 Lemmon (Star Aligned Time-Lapse)

Acquisition details and full resolution: app.astrobin.com/i/f02oqu&r=I

#Astrophotography

Image of the comet C/2025 A6 (Lemmon).

C/2025 A6 Lemmon

Acquisition details and full resolution: app.astrobin.com/i/f02oqu

#Astrophotography

Image of the Triangulum Galaxy (Messier 33).

‪Triangulum Galaxy (M33)

Acquisition details and full resolution: app.astrobin.com/i/rm1f4k

#Astrophotography

Image of the Heart (IC 1805) and Soul (Sh2-199) Nebulae.

Heart (IC 1805) and Soul (Sh2-199) Nebulae

Acquisition details and full resolution: app.astrobin.com/i/8aeu4h

#Astrophotography

Image of the Andromeda Galaxy (Messier 31).

Andromeda Galaxy (M31)

Acquisition details and full resolution: app.astrobin.com/i/6pv5q7

#Astrophotography

With clouds limiting data acquisition, learning better processing techniques, and refining my PixInsight workflow in recent weeks, I've reprocessed most of my images (since mid-Sept 2025).

#Astrophotography

(Prior versions of these images that were shared here have been removed.)

Thread:

Image of the Orion (M42), Running Man (Sh 2-279), Horsehead (B33), and Flame (NGC 2024) Nebulae taken untracked with a stock DSLR on a tripod and processed in PixInsight.

Starless image of the Orion (M42), Running Man (Sh 2-279), Horsehead (B33), and Flame (NGC 2024) Nebulae taken untracked with a stock DSLR on a tripod and processed in PixInsight.

Image of the Orion (M42), Running Man (Sh 2-279), Horsehead (B33), and Flame (NGC 2024) Nebulae taken untracked with a stock DSLR on a tripod and processed in DeepSkyStacker and Siril using only default settings in each tool/step.

Orion (M42), Running Man (Sh 2-279), Horsehead (B33), and Flame (NGC 2024) Nebulae, 18.4 minutes untracked at 135mm

Acquisition details, full resolution, and story: app.astrobin.com/i/6awjn1

#Astrophotography

Image of Jupiter taken on January 14, 2026. This was my first light test with my new ASI676MC planetary camera. More information in the provided AstroBin link.

Jupiter 2026-01-14*

Acquisition details and full resolution: app.astrobin.com/i/xgrgu2

#Astrophotography

*This was my first light test with my new ASI676MC planetary camera. More information in the AstroBin link above.

Image of the Beehive Cluster (Messier 44)

Beehive Cluster (M44)

Acquisition details and full resolution: app.astrobin.com/i/bvs6ex

#Astrophotography

Image of the Shoe-Buckle Cluster (Messier 35)

Shoe-Buckle Cluster (M35)

Acquisition details and full resolution: app.astrobin.com/i/h3ooct

#Astrophotography

Full PixInsight processed image of the Andromeda Galaxy (M31).

Full PixInsight processed (starless version) image of the Andromeda Galaxy (M31).

Process using only freeware (DeepSkyStacker and Siril) and default settings in the workflow. This one was done to show how easy it could be for anyone with a stock camera to take images of deep sky objects.

Andromeda Galaxy (M31), 25 minutes untracked at 130mm

Acquisition details, full resolution, and story: app.astrobin.com/i/t9ajgu

#Astrophotography

‪Christmas Tree Cluster and Cone Nebula (NGC 2264)*

Acquisition details and full resolution: app.astrobin.com/i/t4q32d

#Astrophotography

(*Updated Workflow Reprocess)

3I/ATLAS

Acquisition details and full resolution: app.astrobin.com/i/gbuvsm

#Astrophotography