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Observable comet count is 1957
Current exoplanet count is 6354
Current longitude II of the GRS is 90°
Today Monitor
Mars: January 16, 2025
Jupiter: January 10, 2026
Saturn: September 21, 2025
Uranus: November 21, 2025
Neptune: September 23, 2025
Evening: August 15, 2026 at 45.9°E
Morning: January 3, 2027 at 47.0°W
Morning: December 7, 2025 at 20.7°W
Evening: February 19, 2026 at 18.1°E
Morning: April 3, 2026 at 27.8°W
Evening: June 15, 2026 at 24.5°E
Morning: August 2, 2026 at 19.5°W
Evening: October 12, 2026 at 25.2°E
Morning: November 20, 2026 at 19.6°W
January 3: 225,130 mi (362,312 km)
November 24: 224,170 mi (360,768 km)
December 24: 221,667 mi (356,740 km)
given for 00:00 UT
| Date | Size | Age | Angle | Phase |
|---|---|---|---|---|
| 13 Apr 2026 | 30.89' | 24.94 | -6.797° | ![]() |
| 14 Apr 2026 | 31.37' | 25.94 | -6.885° | ![]() |
| 15 Apr 2026 | 31.85' | 26.94 | -6.540° | ![]() |
| 10 May 2026 | 30.42' | 22.51 | -7.002° | ![]() |
| 11 May 2026 | 30.85' | 23.51 | -7.546° | ![]() |
| 12 May 2026 | 31.34' | 24.51 | -7.695° | ![]() |
| 13 May 2026 | 31.86' | 25.51 | -7.381° | ![]() |
| 14 May 2026 | 32.37' | 26.51 | -6.565° | ![]() |
| 22 May 2026 | 32.03' | 5.17 | 6.635° | ![]() |
| 23 May 2026 | 31.56' | 6.17 | 7.101° | ![]() |
| 24 May 2026 | 31.11' | 7.17 | 7.159° | ![]() |
| 25 May 2026 | 30.71' | 8.17 | 6.868° | ![]() |
| 07 Jun 2026 | 30.39' | 21.17 | -7.053° | ![]() |
| 08 Jun 2026 | 30.79' | 22.17 | -7.626° | ![]() |
| 09 Jun 2026 | 31.25' | 23.17 | -7.834° | ![]() |
| 10 Jun 2026 | 31.75' | 24.17 | -7.603° | ![]() |
| 11 Jun 2026 | 32.25' | 25.17 | -6.885° | ![]() |
| 19 Jun 2026 | 32.20' | 3.88 | 6.768° | ![]() |
| 20 Jun 2026 | 31.68' | 4.88 | 7.364° | ![]() |
| 21 Jun 2026 | 31.18' | 5.88 | 7.508° | ![]() |
| 22 Jun 2026 | 30.71' | 6.88 | 7.253° | ![]() |
| 23 Jun 2026 | 30.31' | 7.88 | 6.670° | ![]() |
| 05 Jul 2026 | 30.48' | 19.88 | -6.530° | ![]() |
| 06 Jul 2026 | 30.82' | 20.88 | -7.017° | ![]() |
| 07 Jul 2026 | 31.21' | 21.88 | -7.189° | ![]() |
| 08 Jul 2026 | 31.64' | 22.88 | -6.986° | ![]() |
| 18 Jul 2026 | 31.76' | 3.60 | 6.894° | ![]() |
| 19 Jul 2026 | 31.25' | 4.60 | 7.142° | ![]() |
| 20 Jul 2026 | 30.77' | 5.60 | 6.982° | ![]() |
| 21 Jul 2026 | 30.35' | 6.60 | 6.469° | ![]() |
| 19 Nov 2026 | 30.64' | 9.71 | -6.939° | ![]() |
| 20 Nov 2026 | 31.11' | 10.71 | -7.238° | ![]() |
| 21 Nov 2026 | 31.62' | 11.71 | -7.063° | ![]() |
| 01 Dec 2026 | 31.73' | 21.71 | 6.670° | ![]() |
| 02 Dec 2026 | 31.32' | 22.71 | 6.898° | ![]() |
| 03 Dec 2026 | 30.93' | 23.71 | 6.823° | ![]() |
| 04 Dec 2026 | 30.59' | 24.71 | 6.497° | ![]() |
| 16 Dec 2026 | 30.14' | 6.96 | -6.743° | ![]() |
| 17 Dec 2026 | 30.53' | 7.96 | -7.511° | ![]() |
| 18 Dec 2026 | 30.98' | 8.96 | -7.903° | ![]() |
| 19 Dec 2026 | 31.49' | 9.96 | -7.840° | ![]() |
| 20 Dec 2026 | 32.03' | 10.96 | -7.269° | ![]() |
| 29 Dec 2026 | 31.92' | 19.96 | 7.182° | ![]() |
| 30 Dec 2026 | 31.41' | 20.96 | 7.556° | ![]() |
| 31 Dec 2026 | 30.94' | 21.96 | 7.540° | ![]() |
| Date | Size | Age | Angle | Phase |
|---|---|---|---|---|
| 06 Apr 2026 | 29.57' | 17.94 | 6.680° | ![]() |
| 07 Apr 2026 | 29.51' | 18.94 | 6.724° | ![]() |
| 08 Apr 2026 | 29.52' | 19.94 | 6.480° | ![]() |
| 20 Apr 2026 | 33.00' | 2.51 | -6.607° | ![]() |
| 21 Apr 2026 | 32.84' | 3.51 | -6.460° | ![]() |
| 03 May 2026 | 29.54' | 15.51 | 6.518° | ![]() |
| 04 May 2026 | 29.46' | 16.51 | 6.605° | ![]() |
| 05 May 2026 | 29.44' | 17.51 | 6.405° | ![]() |
| 17 May 2026 | 33.33' | 0.17 | -6.476° | ![]() |
| 18 May 2026 | 33.34' | 1.17 | -6.448° | ![]() |
| 30 May 2026 | 29.51' | 13.17 | 6.463° | ![]() |
| 31 May 2026 | 29.43' | 14.17 | 6.568° | ![]() |
| 13 Jun 2026 | 33.11' | 27.17 | -6.427° | ![]() |
| 14 Jun 2026 | 33.36' | 28.17 | -6.531° | ![]() |
| 26 Jun 2026 | 29.56' | 10.88 | 6.527° | ![]() |
| 27 Jun 2026 | 29.45' | 11.88 | 6.652° | ![]() |
| 28 Jun 2026 | 29.41' | 12.88 | 6.490° | ![]() |
| 10 Jul 2026 | 32.49' | 24.88 | -6.447° | ![]() |
| 11 Jul 2026 | 32.86' | 25.88 | -6.669° | ![]() |
| 12 Jul 2026 | 33.13' | 26.88 | -6.449° | ![]() |
| 23 Jul 2026 | 29.74' | 8.60 | 6.610° | ![]() |
| 24 Jul 2026 | 29.56' | 9.60 | 6.784° | ![]() |
| 25 Jul 2026 | 29.47' | 10.60 | 6.664° | ![]() |
| 06 Aug 2026 | 31.97' | 22.60 | -6.454° | ![]() |
| 07 Aug 2026 | 32.28' | 23.60 | -6.764° | ![]() |
| 08 Aug 2026 | 32.55' | 24.60 | -6.663° | ![]() |
| 19 Aug 2026 | 30.03' | 6.27 | 6.582° | ![]() |
| 20 Aug 2026 | 29.77' | 7.27 | 6.838° | ![]() |
| 21 Aug 2026 | 29.60' | 8.27 | 6.792° | ![]() |
| 22 Aug 2026 | 29.52' | 9.27 | 6.456° | ![]() |
| 03 Sep 2026 | 32.04' | 21.27 | -6.743° | ![]() |
| 04 Sep 2026 | 32.20' | 22.27 | -6.729° | ![]() |
| 16 Sep 2026 | 30.00' | 4.86 | 6.742° | ![]() |
| 17 Sep 2026 | 29.76' | 5.86 | 6.785° | ![]() |
| 18 Sep 2026 | 29.61' | 6.86 | 6.531° | ![]() |
| 30 Sep 2026 | 32.24' | 18.86 | -6.599° | ![]() |
| 01 Oct 2026 | 32.32' | 19.86 | -6.660° | ![]() |
| 13 Oct 2026 | 30.13' | 2.34 | 6.547° | ![]() |
| 14 Oct 2026 | 29.88' | 3.34 | 6.667° | ![]() |
| 15 Oct 2026 | 29.68' | 4.34 | 6.483° | ![]() |
| 27 Oct 2026 | 32.60' | 16.34 | -6.403° | ![]() |
| 28 Oct 2026 | 32.75' | 17.34 | -6.553° | ![]() |
| 09 Nov 2026 | 30.10' | 29.34 | 6.404° | ![]() |
| 10 Nov 2026 | 29.88' | 0.71 | 6.566° | ![]() |
| 11 Nov 2026 | 29.70' | 1.71 | 6.425° | ![]() |
| 24 Nov 2026 | 32.95' | 14.71 | -6.524° | ![]() |
| 06 Dec 2026 | 30.03' | 26.71 | 6.414° | ![]() |
| 07 Dec 2026 | 29.82' | 27.71 | 6.594° | ![]() |
| 08 Dec 2026 | 29.65' | 28.71 | 6.474° | ![]() |
| 21 Dec 2026 | 32.55' | 11.96 | -6.593° | ![]() |
| 22 Dec 2026 | 32.99' | 12.96 | -6.555° | ![]() |
Source: NASA/GSFC
Source: apod.nasa.gov
Mirror: star.ucl.ac.uk
NASA’s Hubble, Webb Find Far-out Solar System Objects ‘Remember’ Past

September 08, 2026
An illustration of a roughly spherical, rocky object against a black background speckled with distant, white stars. The object is the color of red clay and is pockmarked with craters and other geological scars. At the bottom left corner of the illustration in gray lettering is the label “Artist’s Concept.”
Source: stsci.edu/news
11 August 2026
Using the NASA/ESA/CSA James Webb Space Telescope, an international team of astronomers have discovered that dust and water can form and survive surprisingly close to the supermassive black hole at the centre of our Milky Way galaxy. The observations reveal that the evolved star IRS 3 continues to enrich its surroundings with newly formed material despite the intense radiation environment around Sagittarius A*.
Source: esawebb.org
27 August 2026
The latest ESA/Webb Picture of the Month is a new, infrared look into the strange final phase of a galactic merger. Arp 263, an irregular galaxy, lies in the constellation Leo at a relatively nearby distance of around 25 million light-years. Originally discovered in 1784 and also catalogued as NGC 3239, this galaxy was included in American astronomer Halton Arp’s Atlas of Peculiar Galaxies in 1966, as possibly one of the most remarkable and strange galaxies in the sample. Arp categorised it with the galaxies featuring “irregular clumps”. In 2023, the galaxy was featured in an image from the NASA/ESA Hubble Space Telescope, where these clumps are revealed to be bright nebulae between the galaxy’s dense clouds of gas, where stars are forming. Arp 263 is believed to result from a past galactic merger. Apart from its unusual distorted shape, astronomers have noticed a few features that point to this. …
Source: esawebb.org
N44 is a complex nebula filled with glowing hydrogen gas, dark lanes of dust, massive stars, and many populations of stars of different ages. One of its most distinctive features, however, is the dark, starry gap called a “superbubble,” visible in this Hubble Space Telescope image in the upper central region.
Click to enlarge or show full screenTue, 08 Sep 2026 16:49 GMT
Source: www.nasa.gov
Image/illustration credit: NASA/JPL-Caltech/ASU
2026-03-13 Exoplanets
On Feb 6, 2026, NASAs SPARCS Mission returned first images of an exoplanet, HD 71262, in both, near-UV and far-UV. SPARCS' mission is for monitoring flares and sunspot activity on low-mass stars about 30% to 70% the mass of the Sun which are likely to host rocky planets inside their habitable zones. Link to source 🔗
Image/illustration credit: astropical.space
2026-02-08 solar system
AR4366 stands out as the most active sunspot of early 2026, producing an extraordinary sequence of high‑energy flares and posing meaningful space‑weather risks as it faces Earth. Its behavior is characteristic of a highly unstable, rapidly evolving magnetic system capable of generating the strongest solar eruptions of the cycle. Ø71mm APO, IMX178 camera.
Backlog
No, we are not on Facebook but proudly on AstroBin with Mille Gracie to the author Salvatore Iovene:

If anybody is interested in the night life of bats, here is a funny 1-minute MP4 video (24MB).
Now on YouTube
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| Constellation | Draco |
| Distance | 6.84 parsec (22.32ly) |
| Magnitude | 9.70 vis. |
| Mass | 0.25 xSun |
| Radius | 0.28 xSun |
| Temperature | 3379°K |
| Known planet(s) | 1 |
Daytime Sextantids
9 Sep - 9 Oct, Peak: 9/27
Radiant: Star Chart, Rating: bright
Zaniar (15 Eta Vir) in Vir [HIP 60129]
Distance: 250 light-years, Magnitude: 3.89
Eta Virginis is a very close triple star system consisting of two stars only 0.5 AU apart with a third slightly more distant star. The inner pair orbits with a period of 72 days while the third companion orbits the inner pair in 13.1 years. Located near the ecliptic, Eta can be occulted by the moon and the planets.
Star Chart | DSS IR Image 🔗GJ 551 (Proxima) in Centaurus
Distance: 4 light-years, Magnitude: 11
Proxima, a red dwarf and flare star one-seventh the size of the Sun or 1.5 times that of Jupiter and 129 jovian masses, is the nearest known star to Earth and the smallest component of the triple star system Alpha Centauri. Proxima is 4.24 light years from the Sun, that is 270,000 times the Earth-Sun distance, and lies 2.18 arc degrees, or 0.21 light-years south-west from Alpha Centauri. Proxima moves at a rate of 3.85 arcseconds per year across the sky, while its radial velocity of 21.7 km/s is heading towards the Sun.
Star Chart | DSS IR Image 🔗

M7 (Open Cluster) in Scorpius
Magnitude: 3
This bright collection of about 80 mixed magnitude stars is estimated to be about 800-1000 light-years away. Moving along through space in an area spanning about 18-25 light years, this group of stars were all born about the same time some 220 million years ago.
Star Chart | DSS IR Image 🔗Caelum (southern), area rank: 81

A constellation without distinctive stars located behind of the "river" in Eridanus and opposite of Fornax. Its constellation picture represents two chisels. In the 18th century, astronomer Louis de Lacaille introduced Caelum to fill up space between the constellations.
Star Chart67P/Churyumov-Gerasimenko

Discovered by Klim Ivanovych Churyumov, who examined a photograph that had been exposed for periodic comet 32P/Comas Sola by Svetlana Ivanova Gerasimenko on September 11, 1969, at the Alma-Ata Astrophysical Institute. The comet's core is 4.1km wide and target of ESA's Rosetta spacecraft mission, launched on 2 March 2004, which woke up from hibernation mode on 20 January 2014 to monitor the comet and select a suitable site for an attempted landing in November 2014 by its Philae lander. The spacecraft arrived at the comet on 6 August 2014. On 12 November 2014, Rosetta's lander Philae was deployed to the surface. The landing site has been named 'Agilkia'. The comet rotates around its axis in 12.4043 hours, its orbital period is 6.55 years, its density is 0.4 g/cm³. So far detected gasses include water, carbon monoxide, carbon dioxide, ammonia, methane, methanol, sodium, and magnesium.
Apophis (NEO)
Semi-major: 0.92228 AU, Size: 0.325 km

Discovered on June 19, 2004 at the Kitt Peak Observatory, 99942 Apophis passed 0.0963 AU (14,410,000 km; 8,950,000 mi) from Earth on December 21, 2004. At discovery, the NEO asteroid made headlines as in December 2004 initial observations indicated a probability of up to 2.7% that it would hit Earth on April 13, 2029. Refined measurements in 2013 reveal that on that day, Apophis will pass Earth no closer than 31,300 kilometers. This encounter will substantially alter the asteroid's orbit. During the 2029 approach, Apophis's brightness is expected to peak at magnitude 3.4, with a maximum angular speed of 42 degrees per hour. Apophis is about 400 meters wide and has an assumed weight of 72 million tons and rotates once around its axis in about 30 hours.
Iapetus (moon of Saturn)

Discovered in 1671, Iapetus is dark as coal on its leading hemisphere and bright on its trailing caused by a mechanism which is still unknown, probably thermal segregation. The second most notable feature of Iapetus is its equatorial ridge, a chain of 10km high mountains girdling the moon's equator.
HD 16175 b (in Andromeda)
Mass: 5.1 xJup
SMA: 2.12 AU
Period: 990 days
Distance: 59.859 parsec
Category: Warm Jovian
ESI: 0.39