Stars

Stars (38)

Articles on interesting or unique stars I've imaged.

Tuesday, 28 June 2022 15:07

Ross 154

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Ross 154, also known as V1216 Sgr is a red dwarf UV Ceti type flare star. Studied by Frank Elmore Ross in the 1920's for its variability and its proper motion. Located some 9.7 light years away, makes it currently…

Additional Info

  • Constellation Sagittarius
  • Right Ascension 18h 49m 49.36216s
  • Declination –23° 50′ 10.4291″
  • Distance (Lightyears) 9.7
  • Telescope Explore Scientific 127 Refractor
  • Camera ZWO 2600MM cmos
  • Magnitude 10.4
  • Variable Type UV Ceti
  • B-V Color Index 1.76
Wednesday, 15 June 2022 16:02

KW Sagittarii

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A very large red giant star located withing the constellation bounds of Sagittarius. If it was located where our Sun was, it would extend out past Mars. A pulsating long period variable star with a long period of around 670…

Additional Info

  • Constellation Sagittarius
  • Right Ascension 17h 52m 00.72665s
  • Declination −28° 01′ 20.5622″
  • Distance (Lightyears) 1,359 - 6,000+
  • Telescope Explore Scientific 127 Refractor
  • Camera ZWO 2600MM cmos
  • Magnitude 8.59 - 11.0
  • Variable Type Long Period, Pulsating
  • B-V Color Index 2.47
Tuesday, 31 May 2022 14:26

Star HD 84406

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HD 84406 is located in the constellation of Ursa Major, and a yellow star of spectral type G, and shines at a magnitude of 6.9, just dimmer than a person can see without optical aid. What is special about HD…

Additional Info

  • Constellation Ursa Major
  • Right Ascension 09h 47m 30.71
  • Declination +63° 14` 53.3
  • Distance (Lightyears) 246
  • Telescope GSO 254mm RC
  • Camera ZWO 2600MM cmos
  • Magnitude 6.94
  • B-V Color Index 0.94
Monday, 30 May 2022 16:31

Wolf 359 - 2022

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A red dwarf star located in the constellation of Leo, its the reddish star located in the center of the image. It's name comes from astronomer Max Wolf who studied that exhibit large proper motion across the sky. A star…

Additional Info

  • Constellation Leo
  • Right Ascension 10h 56m 28.99s
  • Declination +07° 00′ 52.0″
  • Distance (Lightyears) 7.9
  • Telescope GSO 254mm RC
  • Camera ZWO 2600MM cmos
  • Magnitude 13.5
  • Variable Type Flare
  • B-V Color Index +2.034
Wednesday, 28 April 2021 14:47

Nova Per 2020

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Discovered Nov 25, 2020, this time-lapse of Nova Per 2020 covering the period of Dec 8 - Mar 18. Images were taken about every two weeks weather permitting. Started with a brightness of mag 9, fading to mag 15.

Additional Info

  • Constellation Perseus
  • Right Ascension 04 29 18.85
  • Declination +43 54 23.0
  • Telescope Explore Scientific 127 Refractor
  • Camera ZWO 1600MM Mono cmos
  • Magnitude 8.5 - 15
  • Variable Type Nova
Thursday, 08 April 2021 15:07

Nova Sgr 2021 No. 2

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Quick capture of Nova Sgr 2021 No.2 (V6595 Sgr) from last night. Discovered on April 4th, currently around Mag 8.

Additional Info

  • Constellation Sagittarius
  • Right Ascension 17h58m16.1s
  • Declination -29°14'57"
  • Telescope Explore Scientific 127 Refractor
  • Camera ZWO 1600MM Mono cmos
  • Magnitude 8
  • Variable Type Nova
Wednesday, 07 April 2021 15:05

V Coronae Borealis

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V Crb is a red giant Mira type carbon star located in Corona Borealis. 

Additional Info

  • Constellation Corona Borealis
  • Right Ascension 15h 49m 31.31093s
  • Declination +39° 34′ 17.9111″
  • Distance (Lightyears) 8815
  • Telescope Explore Scientific 127 Refractor
  • Camera ZWO 1600MM Mono cmos
  • Magnitude 7.8 - 10
  • Variable Type Mira
  • B-V Color Index 4.41
Friday, 02 April 2021 11:16

SS Vir

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SS Vir is a Mira class variable star with a period of 361 days. It is also classified as a carbon star . Carbon stars are red giants that contain an excess of carbon in their upper layers forming sooty…

Additional Info

  • Constellation Virgo
  • Right Ascension 12h 25m 14.3952s
  • Declination +00° 46′ 10.9467″
  • Distance (Lightyears) 2,300
  • Telescope Explore Scientific 127 Refractor
  • Camera ZWO 1600MM Mono cmos
  • Magnitude 9.5 - 7.4
  • Variable Type Mira
  • B-V Color Index 5.68
Tuesday, 29 December 2020 16:25

Mira

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Mira or Omicron Ceti is a red giant star in Cetus. Prototype for a class of red giant variable stars that pulsate over periods of 100 to 1,000 days. Mira itself pulsates over 331.65 days going from a magnitude 2.0…

Additional Info

  • Constellation Cetus
  • Right Ascension 02h 19m 20.79210s
  • Declination –02° 58′ 39.4956″
  • Distance (Lightyears) 300
  • Telescope Orion ED80cft Refractor
  • Camera ZWO ASI071 OSC cmos
  • Magnitude 2.0 - 10.1
  • Galaxy Type undefined
  • Variable Type Mira
  • B-V Color Index +1.53
Tuesday, 22 December 2020 17:07

Algol

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Algol, Beta Persei, sometimes known as the Demon Star was one of the first noticed variable stars, dipping from mag 2.1 to 3.4 every 2 days, 20 hours and 48.8 minutes when a dimmer companion passes in front of it…

Additional Info

  • Constellation Perseus
  • Right Ascension 03h 08m 10.13245s
  • Declination +40° 57′ 20.3280″
  • Distance (Lightyears) 90
  • Telescope Orion ED80cft Refractor
  • Camera ZWO ASI071 OSC cmos
  • Magnitude 2.12 - 3.39
  • Galaxy Type undefined
Friday, 13 November 2020 16:35

EZ Aqr 2020

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EZ Aqr is a triple red dwarf system 11 light years away. Star "C" of the triplet orbits every 3.8 days, the other one "B" has a 823 day period.All three of the stars have an estimated mass of a…

Additional Info

  • Constellation Aquarius
  • Right Ascension 22h 38m 33.73s
  • Declination –15° 17′ 57.3″
  • Distance (Lightyears) 11.1
  • Telescope Explore Scientific 127 Refractor
  • Camera ZWO 1600MM Mono cmos
Tuesday, 27 October 2020 13:17

Ross 248

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Ross 248 or HH Andromedae is a red dwarf star currently located in Andromeda. At a distance of 103 light years, it is one of the closer stars. In about 33,000 years it will actually be the closest star for…

Additional Info

  • Constellation Andromeda
  • Right Ascension 23h 41m 55.0361s
  • Declination +44° 10′ 38.825″
  • Distance (Lightyears) 10.3
  • Telescope Explore Scientific 127 Refractor
  • Camera ZWO 1600MM Mono cmos
Thursday, 08 October 2020 15:25

Trappist-1

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Trappist 1 is an ultra cool red dwarf star currently located in Aquarius. It is slightly larger than Jupiter, but with a mass of over 80 times that of of Jupiter. Three planets were discovered around it in 2015, with…

Additional Info

  • Constellation Aquarius
  • Right Ascension 23h 06m 29.283s
  • Declination −05° 02′ 28.59″
  • Distance (Lightyears) 39
  • Telescope Explore Scientific 127 Refractor
  • Camera ZWO 1600MM Mono cmos
Sunday, 23 August 2020 14:04

Barnard's Star 2020 Version

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Barnard's Star is a red dwarf located 6 light years away. At mag 9.5 telescope is needed to see it. It displays the highest motion across the sky (proper motion). It's motion is visible in images taken a year apart.…

Additional Info

  • Constellation Ophiuchus
  • Right Ascension 17h 57m 48.49803s
  • Declination +04° 41′ 36.2072″
  • Distance (Lightyears) 6
  • Telescope Explore Scientific 127 Refractor
  • Camera ZWO 1600MM Mono cmos
Thursday, 23 July 2020 15:35

Antares

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Antares is a swollen red supergiant star located in Scorpius the Scorpion. As the brightest star in that constellation it is designated as Alpha Scorpii. It is the 15th brightest star visible from Earth. It's outer layers are so swollen…

Additional Info

  • Constellation Scorpius
  • Right Ascension 16h 29m 24.45970s
  • Declination −26° 25′ 55.2094″
  • Distance (Lightyears) 550
  • Telescope Orion ED80cft Refractor
  • Camera ZWO ASI071 OSC cmos
Thursday, 28 May 2020 16:00

Wolf 359

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Wolf359 is a red dwarf star at a distance of 7.8 light years away from Earth. Located in the constellation of Leo it is one of the nearest stars. It is also one of the faintest low mass stars known.…

Additional Info

  • Constellation Leo
  • Right Ascension 10h 56m 28.99s
  • Declination +07° 00′ 52.0″
  • Distance (Lightyears) 7.8
  • Telescope Explore Scientific 127 Refractor
  • Camera ZWO 1600MM Mono cmos
Tuesday, 24 December 2019 15:30

Betelgeuse

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Betelgeuse is a red giant star located in Orion. It is the largest star visible to the naked eye, if was located where our Sun is, it would extend out past the asteroid belt. It also a variable star with…

Additional Info

  • Constellation Orion
  • Right Ascension 05h 55m 10.30s
  • Declination +07° 24′ 25.43"
  • Distance (Lightyears) 700
  • Telescope GSO 254mm RC
  • Camera ZWO ASI071 OSC cmos
Wednesday, 04 September 2019 23:03

Epsilon Lyrae

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Epsilon Lyrae is a a true binary star system with an orbit that is measured in hundred of thousands of years to complete an orbit. In addition, each star is also a binary star that can only be split using…

Additional Info

  • Constellation Lyra
  • Right Ascension 18h 44m 20.34589s
  • Declination +39° 40′ 12.4533″
  • Distance (Lightyears) 162
  • Telescope GSO 254mm RC
  • Camera ZWO ASI071 OSC cmos
Tuesday, 20 August 2019 16:58

Albireo

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Albireo or Beta Cygni, is one of the finest double stars in the northern hemisphere. Located at the "beak" of Cygnus the Swan, the two stars show a vivid contrast in color. Although the two stars don't seem to be…

Additional Info

  • Constellation Cygnus
  • Right Ascension 19h 30m 43.286s
  • Declination +27° 57′ 34.84″
  • Distance (Lightyears) 430
  • Telescope GSO 254mm RC
  • Camera ZWO ASI071 OSC cmos
Friday, 02 August 2019 13:12

Barnard's Star 2019

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Barnard's Star is a red dwarf star located 6 light years away in the constellation of Ophiuchus. Despite being relatively close, it is unable to be seen with out a telescope due to its dim nature. Being close by, and…

Additional Info

  • Constellation Ophiuchus
  • Right Ascension 17h 57m 48.49803s
  • Declination +04° 41′ 36.2072"
  • Distance (Lightyears) 6
  • Telescope Explore Scientific 127 Refractor
  • Camera ZWO 1600MM Mono cmos
Thursday, 28 March 2019 16:06

Kemble's Cascade

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Kembles's Cascade is an asterism of unrelated stars that form some type of pattern. Kemble's cascade forms a line of brighter stars starting near the open cluster of NGC 1502 (upper right) that flows down towards the lower left of…

Additional Info

  • Constellation Camelopardalis
  • Telescope Orion ED80cft Refractor
  • Camera ZWO ASI071 OSC cmos
Thursday, 18 October 2018 13:39

Dazzling Mu Cephei

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Also known as Herschel's Garnet Star is a supersized red giant star. It is among one of the larger stars known. If it was located where our Sun is, the outer layer would reach beyond the orbit of Jupiter. The…

Additional Info

  • Constellation Cepheus
  • Right Ascension 21h 43m 30.4609s
  • Declination +58° 46′ 48.166″
  • Distance (Lightyears) 2,800
Thursday, 09 August 2018 11:59

Trappist 1

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Trappist 1 is an dim ultra cool red dwarf star located 39 light years away in the constellation of Aquarius. In size, it is only slightly larger than Jupiter but more massive. Despite only being 39 light years away, due…

Additional Info

  • Constellation Aquarius
  • Right Ascension 23h 06m 29.283s
  • Declination −05° 02′ 28.59″
  • Distance (Lightyears) 39
Friday, 27 July 2018 13:52

Barnard's Star 2018

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Barnard's Star is a low mass red dwarf star 6 light years away from Earth. It's biggest claim to fame is it displays the highest proper motion of any star. Proper motion is the apparent motion across the sky from…

Additional Info

  • Constellation Ophiuchus
  • Right Ascension 17h 57m 48.49803s
  • Declination +04° 41′ 36.2072″
  • Distance (Lightyears) 6
Saturday, 12 May 2018 00:34

T Cancri - Carbon Star

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T Cancri is a red giant variable that gets it's deep reddish color from carbon that is dredged up from its core that forms a fine soot layer that scatters away the blue and green light, much like a sunset…

Additional Info

  • Constellation Cancer
  • Right Ascension 08 56 40.1
  • Declination +19 50 57
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