Segue 2 is one of the smallest and faintest satellites of the Milky Way—its integrated luminosity is about 800 times that of the Sun (absolute visible magnitude of about −2.5), which is much …

2013年6月10日 · The dwarf galaxy known as Segue 2 is bound together by a tiny clump of dark matter. Scientists who measured it using Hawaii's Keck Observatory say the finding adds …

2013年6月10日 · Segue 2, discovered in 2009 as part of the massive Sloan Digital Sky Survey, is one of the faintest known galaxies, with light output just 900 times that of the Sun.

2024年2月22日 · Segue 2 Dwarf Galaxy Meet Segue 2, the dwarf spheroidal galaxy, nestled among the cosmic wonders of the Milky Way in the constellation Aries. Despite its modest …

2013年6月11日 · According to the findings of a study published online in the Astrophysical Journal, a dwarf galaxy named Segue 2 is the least massive galaxy in the known Universe. …

2009年3月4日 · We announce the discovery of a new Milky Way satellite Segue 2 found in the data of the Sloan Extension for Galactic Understanding and Exploration (SEGUE). We …

Segue 2 Galaxy. Updated : 04/02/2025. Introduction. Segue 2 is a Galaxy located in the constellation of Aries in the northern hemisphere. Segue 2 is not a Messier Object and doesn't …

Segue 2 is the least massive galaxy known. We identify Segue 2 as a galaxy rather than a star cluster based on the wide dispersion in [Fe/H] (from -2.85 to -1.33) among the member stars.

2013年4月22日 · Segue 2, discovered by Belokurov et al. (2009), is a galaxy with a luminosity of only 900 L_sun. We present Keck/DEIMOS spectroscopy of 25 members of Segue 2--a …

2013年5月20日 · Segue 2 is the least massive galaxy known. We identify Segue 2 as a galaxy rather than a star cluster based on the wide dispersion in [Fe/H] (from −2.85 to −1.33) among …