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Larry OBrien
  • Member for 11 years, 3 months
  • Last seen more than 1 year ago
20 votes

Direct observations of a black hole?

9 votes

Has everything we see happened in the past?

8 votes

How do you respond to questions like "Have you ever observed a UFO?"

8 votes
Accepted

Did I see two Milky Ways next to each other?

7 votes
Accepted

Photographs of galaxies many light years far from the Earth

6 votes
Accepted

Exoplanet detection via space-based parasol

6 votes

Does the current light pollution set a fundamental limit for the range of Earth-based telescopes?

6 votes

Anti-Matter Black Holes

5 votes

Would it be interesting or useful to map objects' current (predicted) locations?

4 votes

Given a photo of the Moon, taken from Earth, is it possible to calculate the position of the photographer's site?

4 votes

Equation for calculating the Sun's position

4 votes

Which current big Earth-based telescopes are equipped with adaptive optics?

4 votes

Amateur Stargazing (30 degrees N)

3 votes

How much of sky can be seen on a typical night from a mid-latitude location?

3 votes

Telescope "blue book"

1 vote

How to find the Andromeda galaxy without using a go-to telescope?

1 vote

What are the chances that a deadly asteroid will hit Earth in the next decade?

1 vote

What is the minimum magnification needed for an instrument to see all the Messier objects?