ArcaMax

Knowledge

on Oct 9, 2025

Dwarf Planet
Exoplanet
Classical Planet
Mesoplanet

Dwarf Planet. A dwarf planet is not a satellite.

Science Trivia / October 08, 2025

Aries. Those born under the sign of Aries have a birthday that falls March 21 to April 19.

Science Trivia / October 08, 2025

R-7. Sputnik was launched by the Soviet Union on October 4, 1957.

Science Trivia / October 07, 2025

Supernova. A supernova is a stellar explosion that generates more energy than a nova.

Science Trivia / October 07, 2025

Sonar. "Passive sonar" is listening to the underwater sounds made by vehicles.

Science Trivia / October 06, 2025

Twister. The 1996 film "Twister" starred Helen Hunt and Bill Paxton.

Science Trivia / October 06, 2025

Biogenesis. Biogenesis is the opposite of spontaneous generation.