User ProfRob - Astronomy Stack Exchange

22 votes

1 answer

594 views

Multi-messenger astronomy: what is the potential of simultaneous detection of gravitational waves and neutrinos from a supernova?

asked Oct 2, 2016 at 15:53

20 votes

1 answer

1k views

What are Kepler's laws (as he wrote them)?

asked Oct 17, 2018 at 8:10

13 votes

2 answers

256 views

Why hasn't VLBI been used to try and image giant exoplanets?

asked Feb 13, 2023 at 16:55

10 votes

2 answers

2k views

If the Sun got larger, but maintained its luminosity, would the Earth get hotter or colder?

asked Dec 20, 2015 at 8:24

10 votes

1 answer

798 views

What are the challenges in finding Earth-like planets via the radial velocity method?

asked Feb 1, 2021 at 10:11

8 votes

2 answers

605 views

How could I see Andromeda as large as in this picture?

asked May 18, 2022 at 16:37

6 votes

0 answers

192 views

What are the pros and cons of different types of echelle spectrograph cross-dispersers?

asked Jul 9, 2021 at 7:24

4 votes

2 answers

1k views

How bright are geostationary satellites due to reflected sunlight?

asked Aug 31, 2020 at 19:32

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8 Questions

Multi-messenger astronomy: what is the potential of simultaneous detection of gravitational waves and neutrinos from a supernova?

What are Kepler's laws (as he wrote them)?

Why hasn't VLBI been used to try and image giant exoplanets?

If the Sun got larger, but maintained its luminosity, would the Earth get hotter or colder?

What are the challenges in finding Earth-like planets via the radial velocity method?

How could I see Andromeda as large as in this picture?

What are the pros and cons of different types of echelle spectrograph cross-dispersers?

How bright are geostationary satellites due to reflected sunlight?