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2. Observations and explorations of Venus - Wikipedia

   en.wikipedia.org/wiki/Observations_and...

   In 2007, the Venus Express mission confirmed the presence of lightning on Venus, finding that it is more common on Venus than it is on Earth. [35] [36] MESSENGER passed by Venus twice on its way to Mercury. The first time, it flew by on October 24, 2006, passing 3000 km from Venus. As Earth was on the other side of the Sun, no data was recorded ...

3. Petri dish - Wikipedia

   en.wikipedia.org/wiki/Petri_dish

   The Petri dish was developed by German physician Julius Richard Petri (after whom the name is given) while working as an assistant to Robert Koch at Berlin University.Petri did not invent the culture dish himself; rather, it was a modified version of Koch's invention [9] which used an agar medium that was developed by Walther Hesse. [10]

4. Discovery and exploration of the Solar System - Wikipedia

   en.wikipedia.org/wiki/Discovery_and_exploration...

   Telescopic observations resulted in the discovery of moons and rings around planets, and new planets, comets and the asteroids; the recognition of planets as other worlds, of Earth as another planet, and stars as other suns; the identification of the Solar System as an entity in itself, and the determination of the distances to some nearby stars.

5. List of gravitationally rounded objects of the Solar System

   en.wikipedia.org/wiki/List_of_gravitationally...

   According to the IAU's explicit count, there are eight planets in the Solar System; four terrestrial planets (Mercury, Venus, Earth, and Mars) and four giant planets, which can be divided further into two gas giants (Jupiter and Saturn) and two ice giants (Uranus and Neptune). When excluding the Sun, the four giant planets account for more than ...

6. List of Solar System objects - Wikipedia

   en.wikipedia.org/wiki/List_of_Solar_System_objects

   The inner Solar System and the terrestrial planets. 2021 PH27; Mercury. Mercury-crossing minor planets; Venus. Venus-crossing minor planets. 524522 Zoozve, Venus' quasi-satellite; Earth. Moon; Near-Earth asteroids (including 99942 Apophis) Earth trojan (2010 TK 7) Earth-crosser asteroids. Earth's quasi-satellites; 433 Eros; Mars. Deimos; Phobos ...

7. Historical models of the Solar System - Wikipedia

   en.wikipedia.org/wiki/Historical_models_of_the...

   The second sphere explains the movement of the Sun and the Moon on the ecliptic plane. The third sphere was supposed to move on a “latitudinally inclined” circle and explain the latitudinal motion of the Sun and the Moon in the cosmos. Four spheres were assigned to Mercury, Venus, Mars, Jupiter, and Saturn, the only known planets at that time.

8. 25 Exciting Earth Day Activities for Kids - AOL

   www.aol.com/lifestyle/21-earth-day-activities...

   3. Ride before you drive. Wherever you need to go on Earth Day, from point A to point B, make it a priority to leave a little earlier and trade your tires for some wheels.

9. Ready Jet Go! - Wikipedia

   en.wikipedia.org/wiki/Ready_Jet_Go!

   Emily Ashby of Common Sense Media rated it a 5/5, saying "Thoroughly engaging and packed with educational content, this exceptional series is a fun way for kids to learn about science and astronomy. Jet's excitement for the human experience is matched only by Sean and Sydney's eagerness to learn all about outer space; put the three of them ...