Our planet could appear in a completely different scenario, which differs from previously proposed versions. In the early stages of the existence of the...
Image Credit: Gemini Observatory / NSF / AURA A two-color composite image of the visiting comet. Astronomers have revealed that comet 2I/Borisov is remarkably...
An international team of astronomers, led by Felipe Braga-Ribas (Observatório Nacional/MCTI, Rio de Janeiro, Brazil), has used telescopes at seven locations in South America,...