"When Mars is at its closest point to Earth, could its gravity have an effect on us, or is it still too far away?"
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Question
Can a moon have its own satellites?
Yes probably -- depending on the moon's orbit. If the Moon is far distant from the planet, then a satellite orbit could be stable. But I do not know of any such case discovered so far. David Morrison
NAI Senior Scientist
December 5, 2005
- How frequently are questions answered?
- I asked a question but there was no answer?
- Who is the Astrobiologist answering these questions?
- Will I get an email when my question is answered?
- What college courses should I take to become an astrobiologist?
- How can I get a job as an astrobiologist at NASA?
- Have aliens visited Earth? Are UFOs real?
- Is there a planet or brown dwarf called Nibiru or Eris that is approaching the Earth and threatening our planet with widespread destruction?
- Is it true that the Sun will be in the center of the Milky Way Galaxy in December 2012 and that this will cause a pole shift and massive destruction.
- Has NASA discovered life on other worlds?
- Astrobiology Career Path Suggestions
