Marijn
  • Member for 6 years
  • Last seen more than a week ago
3 answers
1 votes
158 views
Can you see the difference with the naked eye whether Venus is at the other side of the Sun or at the Earths' side?
0 answers
1 votes
49 views
Is the angle of the Earth's orbit on the Galactic plane changing (towards 180 degrees)?
3 answers
14 votes
7k views
2 bookmarks
Is it possible that the shadow of The Moon is a single dot during solar eclipse?
1 answers
1 votes
126 views
How is the redshift of starlight precisely measured?
1 answers
2 votes
427 views
How much does the orbit of Mars deviate when it is in linear conjunction with Jupiter and Saturn?
1 answers
3 votes
89 views
What causes the raise of temperature in the outer layer of a red giant when the core gets contracted?
2 answers
2 votes
388 views
Is it coincidence that Einstein predicted exactly twice the outcome of Newton for the gravitational deflection of light?
2 answers
13 votes
2k views
1 bookmarks
How are binary star systems created?
1 answers
1 votes
165 views
1 bookmarks
Is the effect when two planets passing each other different, when they pass in the same or opposite direction?
2 answers
3 votes
138 views
Are the stars in all galaxies orbitting around a middle?
1 answers
4 votes
439 views
Is there a prediction when our solar system would fall apart?
2 answers
1 votes
1k views
What is the difference between precession and axial tilt?
1 answers
6 votes
176 views
What is the minimum meteor size to see a falling star?
2 answers
8 votes
1k views
2 bookmarks
How does the solar wind destroy the atmosphere of a planet lacking a magnetic field?
2 answers
4 votes
1k views
Are sulfur and phosphorus also created in the nucleosynthesis of big stars?
2 answers
2 votes
131 views
Are there any measurements of other galaxies indicating the existence of exoplanets?
1 answers
2 votes
1k views
Does all the exoplanets orbit the same direction?
2 answers
5 votes
323 views
1 bookmarks
Do constellations change?
1 answers
6 votes
176 views
2 bookmarks
Do other planets with a magnetic field also have two Van Allen belts?
4 answers
1 votes
1k views
1 bookmarks
What are the exact causes that differences in sunrises are shorter around june and december but long in march and september?
2 answers
2 votes
114 views
What is the reason the Chinese want to measure the <30Mhz radiation behind the moon?
2 answers
3 votes
775 views
Is the composition of stars in future made of more and more heavy elements?
1 answers
0 votes
93 views
How can black holes be sometimes so gaseous?
1 answers
0 votes
235 views
How do astronomers distinguish the spectral lines?
1 answers
1 votes
151 views
Would the (orbitting) speed of the Earth change if suddenly the sun disappear and the Earth is thrown into space?
4 answers
2 votes
6k views
What is the volume of the universe?
2 answers
0 votes
206 views
How is it possible that the CMB approaches the earth from all directions?
2 answers
10 votes
2k views
Is the earth bombarded equally in all directions by neutrinos?
1 answers
0 votes
59 views
Are there events in universe which we receive first from their neutrino's instead of their photons?
1 answers
1 votes
144 views
How is mass curving spacetime?