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Astronomy
Ng Ph's user avatar
Ng Ph's user avatar
Ng Ph's user avatar
Ng Ph
  • Member for 3 years, 3 months
  • Last seen more than 2 years ago
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10
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4
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Top posts
question
17
How do we know that the planets of our solar system began their formation at more or less the same time?
Jan 25, 2022
answer
4
If months are based on the moon, then why are the months longer in the Gregorian calendar than lunation?
May 24, 2021
answer
4
Can someone explain to me the TEME reference frame in defining orbital coordinates?
Jun 3, 2021
answer
3
What are the differences between astronomy and cosmology?
Jun 10, 2021
question
3
How does NASA estimate the size of the population of Near-Earth Objects (NEO) of diameter>140 meters?
Jul 19, 2021
question
2
When an object revolves around an oblate planet, in near-circular orbit, does the oblateness ALWAYS make it moves FASTER?
May 25, 2021
answer
1
Probability of transit of an exoplanet in front of its star
Jan 17, 2022
question
1
Search of technosignatures (and the reciprocity of SETI) [closed]
Jan 15, 2022
answer
1
What are opinions of most planetary scientists on this study (link below), were there already some complex reviews in scientific journals?
Oct 14, 2021
answer
0
Logically, how can the universe be infinite in size?
Oct 21, 2021
Top network posts
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13
How will JWST extract the infrared signal from the desired early sources from all the other infrared it will see?
12
Can we use something like RADAR to detect asteroids?
11
Why doesn't James Webb have a larger supply of thruster propellant?
10
How many images of Didymos could be transmitted by Dart between the first full size image and the impact?
10
The design of the halo orbit of the James Webb Space Telescope