Space science
A 'second moon' made of gold appears in the heart of the Earth?
These massive structures, resembling two submerged continents rising from the Earth's core, have baffled scientists for years and may be ancient gold and platinum.
Second Moon
Browse ScienceInfo articles and explainers related to Second Moon.
Topic archive
Articles about Second Moon
4 published items.
Space science
New research shows that Earth has a new 'Moon'
A recent study has shown that the Earth has
Space science
The second moon is about to leave Earth
A mini-moon the size of a bus is orbiting Earth in its final days and won't reappear until 2055.
Space science
Yesterday, Earth's 'second moon' officially appeared
NASA scientists say Earth will have