by Wei Lifigures by Catherine Ding
The universe is massive, with an estimated 70 quintillion planets—that is 70 followed by an additional 18 zeros. In the Milky Way alone, where we reside, there are billions of planets. With these huge numbers, Earth…
by Yaray Ku
figures by Aparna Nathan
Our understanding of Earth’s Moon formation relies heavily on rock samples obtained during the Apollo missions as long as 50 years ago. As tempting as it is to believe, these samples unequivocally prove that the Moon…