Milky Way articles - Page: 2
Where is the Sun located within the Milky Way's structure?
What was the consensus estimate for the distance to the Perseus Arm before modern radio astronomy revised it?
Which specific, bright star-forming region was used as a beacon to measure the distance to the Perseus Arm?
What highly accurate measurement technique, employing the VLBA, allowed astronomers to drastically revise the distance to W3OH?
Approximately how far away was the W3OH region determined to be following the revised VLBA observations?
What specialized instrument network was responsible for achieving the necessary angular resolution for the distance refinement?
What specific observation regarding the motion of W3OH complicated older distance calculations?
What classification difference exists regarding the prominence of the Perseus Arm?
Why are spiral arms like the Perseus Arm generally rich in stellar activity?
What famous supernova remnant, observed in 1054, is listed as a deep sky target within the Perseus Arm?
What classification is given to the Milky Way galaxy structure?
Approximately how many stars are estimated to be within the Milky Way?
How are the spiral arms of the Milky Way best described functionally?
Which feature is NOT identified as one of the four major spiral arms?
What is the approximate distance of our Sun from the galactic center?
The Orion Arm is located spatially between which two major arms?
What alternative designation does recent PNAS research suggest for the local structure hosting the Sun?
How long does it take for the Sun to complete one orbit around the galactic center?
What effect does our location in the Orion Spur have on viewing the central bulge?
If Earth were positioned far above or below the galactic disk, how would the Milky Way appear from the ground?
What is the single most critical factor determining a star's ultimate fate?
What two colossal forces are in a constant tug-of-war during hydrostatic equilibrium?
What stellar remnant is formed by stars with an initial mass less than about eight times the mass of the Sun?
What quantum mechanical effect provides the support necessary to prevent a White Dwarf from collapsing further?
What critical element stops fusion in massive stars because fusing it consumes energy rather than releasing it?
What is the violent explosion that results from the catastrophic core collapse of a massive star?
What is the name for the theoretical maximum stable mass for a neutron star?
Which critical threshold causes electron degeneracy pressure to fail, potentially leading to a neutron star or Type Ia supernova?
How does the initial mass of a star affect its overall lifespan?
What secondary factor, related to the star's composition, can subtly influence whether it avoids a black hole formation?
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