Skip to main content
Astronomy

Investor

 Investor
First bounty you offer on another person's question.
Awarded 41 times.
What is the physical reason of the mirror principle in the stellar evolution?
Awarded Nov 16 at 3:42
Does the universe expand at the same rate everywhere in the universe?
Awarded Nov 3 at 13:09
Why do brighter stars/planets appear physically larger?
Awarded Oct 10 at 22:49
What "long chain of carbon chemistry" in the interstellar medium produces cyclopropenylidene (C3H2)?
Awarded Aug 17 at 9:05
For any given meteor shower in a given year (e.g. Quadrantids, now) where can I see a rough prediction of how many days it will last?
Awarded Aug 14 at 2:43
Shadow Bands: How can atmospheric turbulence obscure the sun-crescent immediately before a total solar eclipse? and why are they 'bands'?
Awarded Apr 12 at 22:03
Geometric effect on sun's position in the sky at the equator
Awarded Jan 23 at 18:32
Why does the planet Saturn have numerous (62) moons compared to the rest of the planets in the Solar System?
Awarded Oct 19, 2023 at 18:35
RA/Dec of a meteor shower's radiant point based on its associated comet's orbit; simple set of equations? "Classic" early reference to cite?
Awarded Jul 2, 2023 at 3:11
Deviations of conservation laws in the context of cosmological evolution?
Awarded Oct 29, 2022 at 18:25
What's the smallest scale at which dark matter has been measured?
Awarded Jun 30, 2022 at 20:07
How accurate is the "Equation of time" (mean time to actual solar time)? And how much can it vary from the average?
Awarded Jun 9, 2022 at 15:34
What would the night sky have looked like 12.9 billion years ago when galaxies first started to form?
Awarded Apr 3, 2022 at 18:05
What are the 4 candidates for Planet Nine reported in 2017?
Awarded Feb 25, 2021 at 14:26
Water vapour in space
Awarded Feb 1, 2021 at 21:32
Issues in dimensions and slicing while plotting contours over a FITS Image in Astronomical Plotting Library in python (APLpy)
Awarded Jan 15, 2021 at 15:26
Why do (most of) the planets rotate counterclockwise, i.e. the same way the Sun does?
Awarded Dec 17, 2020 at 16:55
Technique for folding sparse event data in order to detect an underlying periodicity?
Awarded Oct 3, 2020 at 14:21
What are Kepler's laws (as he wrote them)?
Awarded Jul 16, 2020 at 10:04
Any book on `How do they know it (in Astronomy)`?
Awarded Dec 2, 2019 at 8:55
How to apply Fast Folding algorithm?
Awarded Sep 24, 2019 at 17:55
What is the radiant intensity of the celestial sphere?
Awarded May 15, 2019 at 0:20
Where did Mars' water go?
Awarded Mar 11, 2019 at 22:25
Can a photon have a stable orbit around a black hole?
Awarded Feb 26, 2019 at 7:25
How can I interpolate 2 orbits
Awarded Feb 3, 2018 at 15:59
Eventual outcome of tidal acceleration and deceleration
Awarded Jan 5, 2018 at 13:23
nodal precession: earth's orbit of sun
Awarded Sep 4, 2017 at 22:43
Is stacking welder's glasses a safe way to watch at the eclipse?
Awarded Aug 16, 2017 at 15:43
How strong would gravity need to be to prevent star formation
Awarded Jul 29, 2017 at 2:57
Luminosity value to use for the calculation of the habitable zone?
Awarded Jun 1, 2017 at 16:26
Multi-messenger astronomy: what is the potential of simultaneous detection of gravitational waves and neutrinos from a supernova?
Awarded Oct 15, 2016 at 19:23
Understanding "dex"
Awarded Aug 24, 2016 at 2:11
Why are tides biggest during the equinoxes?
Awarded Jul 29, 2016 at 21:46
Why do we believe that the super massive black holes at the centers of two merging galaxies would themselves merge?
Awarded Jul 11, 2016 at 17:33
How to configure Celestia to work with a spherical mirror projection on a dome
Awarded Feb 25, 2016 at 19:29
Are we still going to have rainbows if Sun is replaced by another star?
Awarded Dec 18, 2015 at 0:04
Is the diameter of the observable universe a relative quantity?
Awarded Jul 31, 2015 at 5:04
Longest and shortest wavelength
Awarded May 26, 2015 at 8:37
Open problems in astronomy that an amateur (with a PhD in some other field) would have a chance of solving?
Awarded Apr 9, 2015 at 14:31
How dense are Saturn's rings?
Awarded Nov 4, 2014 at 10:35
How can I accurately find & apply the white donut to the center of my mirror?
Awarded Aug 13, 2014 at 21:59