• Thumbnail for NGC 6397
    NGC 6397 (also known as Caldwell 86) is a globular cluster in the constellation Ara that was discovered by French astronomer Nicolas-Louis de Lacaille...
    11 KB (1,065 words) - 15:59, 21 May 2024
  • Thumbnail for Star
    hydrogen in the core; stars just above this limit have been located in the NGC 6397 cluster. The faintest red dwarfs in the cluster are absolute magnitude...
    146 KB (16,321 words) - 04:24, 9 May 2024
  • Thumbnail for Blue straggler
    2010-01-18. Nemiroff, R.; Bonnell, J., eds. (2000-06-22). "Blue Stragglers in NGC 6397". Astronomy Picture of the Day. NASA. Retrieved 2010-01-18. Casagrande...
    12 KB (1,500 words) - 21:49, 24 January 2024
  • Thumbnail for Ara (constellation)
    photographs. NGC 6200 NGC 6204 NGC 6208 NGC 6250 NGC 6253 IC 4651 NGC 6352 NGC 6362 NGC 6397 is a globular cluster with an overall magnitude of 6.0; it is...
    29 KB (3,223 words) - 09:19, 15 March 2024
  • Thumbnail for NGC 3201
    graveyards: clustering of compact objects in globular clusters NGC 3201 and NGC 6397", Monthly Notices of the Royal Astronomical Society, 514: 806, arXiv:2202...
    11 KB (986 words) - 00:20, 3 December 2023
  • Thumbnail for Cosmological lithium problem
    or accumulate as the star ages. Spectroscopic observations of stars in NGC 6397, a metal-poor globular cluster, are consistent with an inverse relation...
    26 KB (2,488 words) - 13:11, 5 January 2024
  • powering wearable electronics. 11 February The core of globular cluster NGC 6397 is found to contain a dense concentration of compact remnants (white dwarfs...
    139 KB (13,103 words) - 16:21, 19 April 2024
  • galaxies. List of NGC objects (1–1000) List of NGC objects (1001–2000) List of NGC objects (2001–3000) List of NGC objects (3001–4000) List of NGC objects (4001–5000)...
    7 KB (274 words) - 17:30, 8 May 2024
  • Standard C programming language released in 1986 for ANSI C Caldwell 86 (NGC 6397), a globular cluster in the constellation Ara ARM Hermenegildo Galeana (C86)...
    1 KB (190 words) - 16:18, 12 March 2022
  • Thumbnail for New General Catalogue
    of Stars (abbreviated NGC) is an astronomical catalogue of deep-sky objects compiled by John Louis Emil Dreyer in 1888. The NGC contains 7,840 objects...
    13 KB (1,534 words) - 17:28, 8 May 2024