user avatar
user avatar
user avatar
Pere
  • Member for 5 years, 8 months
  • Last seen this week
50 votes

Does the moon have days?

18 votes

If a massive object like Jupiter flew past the Earth how close would it need to come to pull people off of the surface?

14 votes

Is Jupiter a dwarf planet?

10 votes
Accepted

When was it realised that most major moons orbit in the equatorial plane of their parent planets?

7 votes

Is the equinox Sun always at the same zodiac sign in the ecliptic belt?

6 votes

Is it possible to tell the time of day by shadows on the photo

5 votes

Which focus point does the sun occupy for each planet?

5 votes

Is there any orbit at which the Roche limit can be "felt"?

5 votes

Why do Earth and moon move apart but binary black holes move closer?

4 votes

Can exoplanets be found using neutrino detectors?

4 votes

Star map - finding stars

2 votes

How did we first determine the Earth's departure from sphericity?

2 votes

Intuitive explanation of the source of energy that cause Jupiter and Saturn to migrate outward in the Grand Tack Hypothesis?

2 votes

How many asteroids are named after musicians? Is there a searchable list for this?

2 votes

When can I see the Milky Way from the Earth?

1 vote

Given the vast scale of the universe, why the Fermi Paradox?

1 vote

How would humans with appropriate equipment navigate the surface of Saturn's moon Titan on foot?

1 vote

If we found evidence of life on Mars, how would we know that it originated on Mars rather than Earth?