Astrum
Why is Pluto not a planet?
I'm sure most of us grew up with the knowledge that Pluto was our solar system's ninth planet. So what changed about the definition?
Astrum
Why Is Pluto Not a Planet
Many of us grew up with the knowledge that Pluto was our solar system's ninth planet. So what changed about the definition?
Curated Video
Exploring the Reclassification of Pluto as a Dwarf Planet
Learn why Pluto was once considered a planet but is now classified as a dwarf planet. The video discusses the discovery of the Kuiper Belt and the debates that led to the reclassification of Pluto.
Next Animation Studio
NASA Dawn mission: spacecraft takes first image of dwarf planet Ceres
NASA's Dawn spacecraft is currently on its way to the asteroid belt where it will rendezvous Ceres, its largest celestial body. Ceres, also classified as a dwarf planet, has an average diameter of about 950 km (590 miles) making it...
Curated Video
Orcus - Dwarf Planet Candidate & Kuiper Belt Object
Learn about Dwarf Planet Candidate Orcus with the Dwarf Planet Song! Orcus may potentially be a Dwarf Planet in our Solar System! Brought to you by KLT!
Curated Video
Decoding Words with Long A and U Sounds at the End of Syllables
In this video, students learn how to decode words with long vowel sounds, specifically focusing on the long A and U sounds. The teacher explains the concept of open syllables and demonstrates how to identify and pronounce words correctly...
Curated Video
Our Solar System
Dr. Forrester classifies the parts of our solar system by examining such components as planets, moon, Sun, Milky Way, comets, asteroids, and meteors. She explains lunar phases, lunar eclipses, and solar eclipses. Dr. Forrester...
Free School
Guide to Dwarf Planets: Ceres, Pluto, Eris, Haumea and Makemake for Kids - FreeSchool
https://patreon.com/freeschool - Help support more content like this! The category of dwarf planets was created in 2006 by the International Astronomical Union to help contain new objects that were being discovered. Although there are...
TED Talks
An Astrophysicist on a Mission to Uncover the Secrets of Space
In the past decade, astronomers have discovered interstellar objects, including a 2014 meteor that collided with Earth and 'Oumuamua in 2017. These objects, moving too fast to be bound by the Sun's gravity, have sparked questions about...
Next Animation Studio
Massive asteroid to pass near Earth on April 29
A huge asteroid classified as “potentially hazardous” by NASA will streak past our planet on April 29, accordoing to NASA’s Asteroid Watch.
Visual Learning Systems
Stars and Galaxies: Characteristics of Stars
Upon viewing the Stars and Galaxies video series, students will be able to do the following: Explain that our solar system is part of the Milky Way galaxy. Understand that the Milky Way galaxy is huge and contains billions of stars....
Visual Learning Systems
Stars and Galaxies: Galaxies
Upon viewing the Stars and Galaxies video series, students will be able to do the following: Explain that our solar system is part of the Milky Way galaxy. Understand that the Milky Way galaxy is huge and contains billions of stars....
Curated Video
Understanding Rates: Part of the Ratio Family
In this lesson, students will learn about rates and their connection to ratios. The video explains that rates are a type of ratio that compare two or more quantities of different measures, such as miles per hour or price per pound. It...
PBS
What Is the Solar System?
How do scientists classify whether an object lies within our solar system or not? Examine the boundaries of the space neighborhood using a lesson from PBS's Space series for middle schoolers. After viewing a model of the solar system,...
Massachusetts Institute of Technology
Mit: Blossoms: How Much Small Is Small?
This video lesson introduces students to the concept of size. It looks at how to classify objects based on their size and how the size of an object affects its properties and behavior. In our world, we have many different sizes -...