Sentences with phrase «epsilon indi»

In depictions of the Indus constellation, Epsilon Indi usually marks one of the arrows held by the Indian in his left hand.

Epsilon Indi has the third highest proper motion of any star visible to the naked eye, and the ninth highest overall.

See a 2MASS Survey image of Epsilon Indi from the NASA Star and Exoplanet Database.

Brown dwarf bb, left lower center, is a less massive, cooler, and fainter companion of Epsilon Indi ba, at center (more).

At that distance from Epsilon Indi and assuming that it has 0.77 Solar - mass, such a planet would have an orbital period of around 199 days (or a bit over half an Earth year).

Epsilon Indi is an orange - red dwarf star, with two methane brown dwarf companions in orbit around each other (more).

On the other hand, the discovery of a brown dwarf companion in a wide orbit that could perturb dormant comets in an Oort Cloud around Epsilon Indi inwards towards the star's inner planetary regions may periodically shower an Earth - type, inner planet with catastrophic impacts.

Epsilon Indi is a orange - red main sequence dwarf star of spectral and luminosity type K4 - 5 Ve.

Epsilon Indi has such a high proper motion that, within a few thousand years, it will have moved out of Constellation Indus and into neighboring Constellation Tucana, the Toucan.

Try Professor Jim Kaler's Stars site for other information about Epsilon Indi at the University of Illinois» Department of Astronomy.

Epsilon Indi ba is so cool that methane has been detected in its atmosphere and so it has been classified as the earliest T - type (T1 V), methane brown dwarf (McCaughrean et al, 2003)-- a «T - dwarf»), like the brown dwarf companion to Gliese 229.

It was also selected as a «Tier 1» target star for NASA's optical Space Interferometry Mission (SIM) to detect a planet as small as three Earth - masses within two AUs of its host star (and so some summary system information and images of Epsilon Indi may still be available from the SIM Teams), but the SIM project manager announced on November 8, 2010 that the mission was indefinitely postponed due to withdrawal of NASA funding.

Note: Special thanks to Ken Croswell on studies revising previous estimates of the system's age based on analyses of its brown dwarf companions and to Mike Stevens for notifying us of the discovery of Epsilon Indi bb.

The extremely dim companion object was observed to share the same high proper motion as Epsilon Indi — around 4.7 arcseconds per year — from the perspective of an observer in the Solar System.

Useful star catalogue numbers for Epsilon Indi include: Eps Ind, HR 8387, Gl 845, Hip 108870, HD 209100, CP (D)-57 10015, SAO 247287, FK5 825, LHS 67, LTT 8813, and LFT 1677.

The fifth brightest star in Indus, this star is the title member of the Epsilon Indi stellar moving group.

Due to Epsilon Indi's relative proximity and similarity of spectral type to Sol, the star has been an object of intense interest among astronomers.

Epsilon Indi has a stellar wind similiar to the Sun's «Solar wind» (Wood et al, 1995).

Estimates provided by the NASA Star and Exoplanet Database indicate that the inner edge of Epsilon Indi's habitable zone could be located around 0.411 AU from the star, while the outer edge edge lies around 0.810 AUs.

The planet, called Epsilon Indi Ab, has the mass of 2.7 Jupiters and takes an extraordinary 52.6 Earth years to orbit its star — among the longest exoplanet orbits yet discovered (arxiv.org/abs/1803.08163).

3 Leading the list is Epsilon Indi A, a dim orange star just 11.8 light - years away, in our local corner of the Milky Way.