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Astronomy

Teacher

 Teacher
Answer a question with score of 1 or more.
Awarded 2520 times.
Why is there billowing dust in nebulae?
Awarded Nov 21, 2013 at 5:27
How would I measure that I'm at a pole?
Awarded Nov 20, 2013 at 21:55
Calculate Distance To Stars
Awarded Nov 20, 2013 at 20:54
Appearance (frequency) ranking of stars?
Awarded Nov 20, 2013 at 15:01
How are the newly discovered Janus/Epimetheus rings different from the other rings of Saturn?
Awarded Nov 19, 2013 at 15:29
Crab Nebula Time Period
Awarded Nov 19, 2013 at 10:32
Solar maximum and minimum
Awarded Nov 17, 2013 at 9:06
Can the supernova remnant SN 1572 be observed by amateur astronomers?
Awarded Nov 15, 2013 at 21:30
What's the largest non-spherical astronomical object in the universe?
Awarded Nov 15, 2013 at 10:42
Colossus telescope, trying to outsmart aliens?
Awarded Nov 12, 2013 at 11:29
Do we know the exact spot where big bang took place?
Awarded Nov 6, 2013 at 21:45
How can I safely observe a Solar Flare?
Awarded Nov 5, 2013 at 20:56
Is it possible to observe if there is traces of life on an exoplanet?
Awarded Nov 5, 2013 at 18:00
Can it be inferred that our cosmological horizon has increased over time?
Awarded Nov 2, 2013 at 21:56
How much did we know about asteroids at the beginning of the 20th century?
Awarded Oct 30, 2013 at 16:12
Two species of dark matter?
Awarded Oct 27, 2013 at 4:07
How does a neutron star collapse into a black hole?
Awarded Oct 24, 2013 at 10:52
How does moonrise/moonset azimuth vary with time?
Awarded Oct 20, 2013 at 13:58
Do other planets in our solar system experience eclipses or is this unique to Earth?
Awarded Oct 20, 2013 at 1:39
Very bright star in the east at northern hemisphere. What is it?
Awarded Oct 19, 2013 at 18:23
Who or what will the Arecibo message reach?
Awarded Oct 18, 2013 at 8:43
How do we know dark matter/dark energy exists?
Awarded Oct 17, 2013 at 17:28
(post deleted or otherwise unavailable)
Awarded Oct 16, 2013 at 16:35
Jupiter FM - What are practical and inexpensive ways for the amateur detection of signals from Jupiter, especially of the transit of her moons?
Awarded Oct 10, 2013 at 19:55
How many planets are there in this solar system?
Awarded Oct 9, 2013 at 16:19
Did the Late Heavy Bombardment Period Happen Because of a Stellar System Collision?
Awarded Oct 9, 2013 at 7:26
Should I focus more on Aperture or Focal Length for a telescope?
Awarded Oct 9, 2013 at 7:26
Why does the Earth have a tilt of ~23°?
Awarded Oct 9, 2013 at 0:44
How many planets are there in this solar system?
Awarded Oct 9, 2013 at 0:09
Orbiting around a black hole
Awarded Oct 7, 2013 at 10:27
Why isn't Earth a perfect sphere?
Awarded Oct 7, 2013 at 6:36
Why isn't Earth a perfect sphere?
Awarded Oct 6, 2013 at 5:25
Is the surface of TrES-2b actually dark?
Awarded Oct 6, 2013 at 0:14
Sky photography through compositing images in software?
Awarded Oct 1, 2013 at 0:14
What are shooting stars and how are they formed?
Awarded Sep 30, 2013 at 19:17
Why does Jupiter have so many moons?
Awarded Sep 27, 2013 at 14:35
Does the Sun belong to a constellation?
Awarded Sep 27, 2013 at 0:38
Do any known exoplanetary/solar bodies have "annular" eclipses similar to Earth's?
Awarded Sep 26, 2013 at 20:58
How do I build a stargazing aficionado's Sun funnel to observe our nearest star safely?
Awarded Sep 26, 2013 at 20:31
What qualifies as a good place for stargazing, i.e. with least light pollution?
Awarded Sep 26, 2013 at 3:36
Is the Apophis asteroid a concern for planet Earth?
Awarded Sep 26, 2013 at 2:10
Are there ways other than the collapse of a star which have been observed to form black holes?
Awarded Sep 26, 2013 at 0:59
(post deleted or otherwise unavailable)
Awarded Sep 25, 2013 at 16:12
What causes a neutron star to become a pulsar?
Awarded Sep 25, 2013 at 9:15
How distances are measured in the Solar System, in the Galaxy, and in the Universe?
Awarded Sep 25, 2013 at 9:10
(post deleted or otherwise unavailable)
Awarded Sep 25, 2013 at 8:14
How many galaxies have been discovered?
Awarded Sep 25, 2013 at 8:04
What is Gravitational Lensing?
Awarded Sep 25, 2013 at 7:09
What is the upper and lower limit of temperatures found on stars?
Awarded Sep 25, 2013 at 4:28
(post deleted or otherwise unavailable)
Awarded Sep 24, 2013 at 23:52
How many stars can stay close to each other without collapsing?
Awarded Sep 24, 2013 at 23:11
What is the most extreme weather found on another planet?
Awarded Sep 24, 2013 at 21:31
Could someone explain RA/dec in simple terms?
Awarded Sep 24, 2013 at 21:01
How are the compositional components of exoplanet atmospheres differentiated?
Awarded Sep 24, 2013 at 20:50
Could someone explain RA/dec in simple terms?
Awarded Sep 24, 2013 at 20:20
Could someone explain RA/dec in simple terms?
Awarded Sep 24, 2013 at 20:20
What is the most extreme weather found on another planet?
Awarded Sep 24, 2013 at 20:00
How are black holes found?
Awarded Sep 24, 2013 at 19:55
Why is only one side of the Moon visible from Earth?
Awarded Sep 24, 2013 at 19:45
Why is only one side of the Moon visible from Earth?
Awarded Sep 24, 2013 at 19:45
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