planet

Everyday

1. A very large round object in space that moves around a star, such as the Earth moving around the Sun. tree →
2. The planet: our Earth: «Look after the planet». tree →

In the lessons

In science: our Solar System has eight planets in order from the Sun: Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune («My Very Easy Method Just Speeds Up Naming»); four small rocky inner planets and four giant outer ones; Jupiter is the biggest; Pluto is now called a dwarf planet; planets don't make their own light — they reflect the Sun's light. In the environment: «save the planet» by recycling and saving energy. Phrases: the planet Earth, the Red Planet (Mars), dwarf planet, planet-friendly, save the planet.

Examples

• Earth is the planet we live on. tree →
• There are eight planets in our Solar System. tree →
• Jupiter is the biggest planet. tree →
• Mars is called the Red Planet. tree →
• Planets move around the Sun. tree →
• Pluto is now called a dwarf planet. tree →
• Recycling helps look after the planet. tree →
• You can see Venus shining in the evening sky. tree →

Note

Countable: planets. A planet is not a star: stars make light, planets reflect it. The Moon is not a planet; it is Earth's satellite. In maths: «Earth takes 365 days to go round the Sun» — a year.

In Jewish tradition

Interpretation: Sefer Yetzirah counts seven planets matched with the seven double letters, the days of the week and the openings of the head. The tradition links them to the order of creation in time and space. In the primary lessons: In science: our Solar System has eight planets in order from the Sun: Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune («My Very Easy Method Just Speeds Up Naming»); four small rocky inner planets and four giant outer ones; Jupiter is the biggest; Pluto is now called a dwarf planet; planets don't make their own light — they reflect the Sun's light. In the environment: «save the planet» by recycling and saving energy. Phrases: the planet Earth, the Red Planet (Mars), dwarf planet, planet-friendly, save the planet.

Examples

• The planet names here given are Chaldee words. (Sefer Yetzirah, Westcott 1893) tree →
• The seven planets in the world are: [36] as Saturn, Jupiter, Mars, Sun, Venus, Mercury, Moon. (Sefer Yetzirah, Kalisch 1877) tree →
• The Thirty-second Path is the Administrative Intelligence, and it is so called because it directs and associates, in all their operations, the seven planets, even all of them in their own due courses. (Sefer Yetzirah, Westcott 1887) tree →

Note

Countable: planets. A planet is not a star: stars make light, planets reflect it. The Moon is not a planet; it is Earth's satellite. In maths: «Earth takes 365 days to go round the Sun» — a year.