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3 votes
5 answers
1k views

Would a series of gravitational waves from a supernova affect time on a 200 year old clock just as water waves affected clocks on ships in rough seas?

2 votes
0 answers
11 views

What is DESI's spatial resolution?

2 votes
1 answer
53 views

Orbit equation solver giving wrong orbits

4 votes
2 answers
1k views

What color is the Sky on other Planets?

1 vote
0 answers
28 views

How hard or soft is the Hubble's "science floor" due to atmospheric torque? Do some kinds of observations have lower floors than others?

1 vote
0 answers
48 views

How is dark matter distributed within our solar system?

1 vote
0 answers
18 views

What is the "handful of observations of close fast moving objects that (Hubble) can't actually track anymore" due to the new one-gyro operation?

1 vote
1 answer
45 views

Calculating field rotation between two times

2 votes
1 answer
61 views

What are the reference signal(s) for a closed-loop space-based adaptive optical system?

0 votes
0 answers
25 views

How quickly would these changes happen if the moon were to suddenly disappear?

3 votes
2 answers
104 views

Can IR sensitive cameras read signals from Venus's surface emissions?

3 votes
2 answers
207 views

Venus Atmosphere Color

2 votes
0 answers
112 views
+400

Has "crescent-twinkling" even been demonstrated or at least calculated/predicted? Any "twinkleometer" data for Venus out there?

3 votes
0 answers
451 views
+200

How does the ESPRESSO Echelle spectrograph fold the spectrum so nicely?

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