Tag Archives: approach

Earth’s second moon will approach Earth before going into space next week, never to be seen again. “Which other moon,” you ask? Astronomers call it 2020 SO – a small object that orbited Earth between our planet and the Moon in September 2020. Temporary satellites like these are known as …

Mars, our second closest cosmic cousin, has been in our collective imagination for decades. Between the fantasies of visiting Mars and the promise of water under its icy surface, Mars doesn’t have to do much to stay in our collective good books. But very soon, Mars is moving not only …