LESSON 6 (CELESTIAL OBJECT)

Are natural objects that exist in space. They can be found within our solar system, our galaxy, or throughout the universe

Celestial Objects

Are natural objects that exist in space

Celestial Objects

They can be found within our solar system, our galaxy, or throughout the universe

Celestial Objects

Can be found in solar system

Celestial Objects

Can be found in galaxy

Celestial Objects

Can be found in universe

Celestial Objects

Example:

• Stars

• Planets

• Comets

• Galaxies

• Asteroids

• Nebulce

Celestial Objects

Example:

• Stars

Celestial Objects

Example:

• Planets

Celestial Objects

Example:

• Comets

Celestial Objects

Example:

• Galaxies

Celestial Objects

Example:

• Asteroids

Celestial Objects

Example:

• Nebucle

Celestial Objects

• Used only the naked eye

• Observed the Sun, Moon, and Stars

• Used for navigation, farming, and calendars

Ancient Astronomy

Used for navigation, farming, and calendars

Ancient Astronomy

Observed the Sun, Moon, and Stars

Ancient Astronomy

Used only the naked eye

Ancient Astronomy

• Used advanced technology

• Studies planets, galaxies, and distant object

• Uses telescopes, satellites, an space probes to explore the universe

Modern Astronomy

Uses telescopes, satellites, an space probes to explore the universe

Modern Astronomy

Studies planets, galaxies, and distant object

Modern Astronomy

Used advanced technology

Modern Astronomy

Is an instrument used to collect and focus light or other forms of electromagnetic radiation from distant celestial objects

Telescope

Purpose:

• Observe celestial objects

• Gather more light than the human eye

• Produce clearer ant more detailed images

Telescope

Purpose:

• Produce clearer ant more detailed images

Telescope

Purpose:

• Gather more light than the human eye

Telescope

Purpose:

• Observe celestial objects

Telescope

• Invented during the early 1600s

• Used lens to magnify distance objects

Early Telescopes

Used lens to magnify distance objects

Early Telescopes

Invented during the early 1600s

Early Telescopes

• Improved the telescopes in 1609

• Observed the Moon, Jupiters Moon, and Venus

Galileo Galilei

Observed the moon, jupiter moons, ang venus

Galileo Galilei

Observed the Moon, Jupiters Moon, and Venus

Galileo Galilei

• Used advance mirrors, detectors and computers

• Observe different wavelengths of electromagnetic radiation

Modern Telescopes

Observe different wavelengths of electromagnetic radiation

Modern Telescopes

Used advance mirrors, detectors and computers

Modern Telescopes

Improved the telescopes in 1609

Galileo Galilei

Types of Telescopes

• Optical Telescope

• Radio Telescope

• Infrared Telescope

• Space Telescope

Uses visible light

Uses:

• Viewing planets

• Observing stars

• Studying galaxies

Optical Telescope

Exmaples:

• Retracing Telescope

• Reflecting Telescope

Optical Telescope

Example of Optical Telescope

• Retracing Telescope

• Reflecting Telescope

Uses:

• Studying galaxies

Optical Telescope

Uses:

• Observing stars

Optical Telescope

Uses:

• Viewing planets

Optical Telescope

Uses:

• Viewing planets

• Observing stars

• Studying galaxies

Optical Telescope

Uses visible light

Optical Telescope

Detects radio waves from space

Uses:

• Study pulsars

• Observe galaxies

• Detect signals from deep space

Radio Telescope

Uses:

• Detect signals from deep space

Radio Telescope

Uses:

• Observe galaxies

Radio Telescope

Uses:

• Study pulsars

Radio Telescope

Detects radio waves from space

Radio Telescope

Detects infrared radiation (heat energy)

Uses:

• Observe star-forming regions

• Study cool stars

• Detect planets around other stars

Advantage:

• Can see through dust clouds

Infrared Telescope

Advantage:

• Can see through dust clouds

Infrared Telescope

Uses:

• Detect planets around other stars

Infrared Telescope

Uses:

• Study cool stars

Infrared Telescope

Uses:

• Observe star-forming regions

Infrared Telescope

Detects infrared radiation (heat energy)

Infrared Telescope

Located outside Earth's atmosphere

Advantages:

• Produce clear images

• No atmospheric distortion

• Detects wavelengths blocked by Earth's atmosphere

Space Telescope

Examples:

• Hubble Space Telescope (HST)

• James Webb Space Telescope (JWST)

Space Telescope

Examples of Space Telescope

• Hubble Space Telescope (HST)

• James Webb Space Telescope (JWST)

Advantages:

• Detects wavelengths blocked by Earth's atmosphere

Space Telescope

Advantages:

• No atmospheric distortion

Space Telescope

Advantages:

• Produce clear images

Space Telescope

Located outside Earth's atmosphere

Space Telescope

Famous Space Telescopes

• Hubble Space Telescope (HST)

• James Webb Space Telescope (JWST)

Launched in 1990

Major Contributions:

• Observes the distant galaxies

• Studied black holes

• Helped estimate the age of the universe

Hubble Space Telescope (HST)

Major Contributions:

• Observes the distant galaxies

Hubble Space Telescope (HST)

Major Contributions:

• Studied black holes

Hubble Space Telescope (HST)

Major Contributions:

• Helped estimate the age of the universe

Hubble Space Telescope (HST)

Launched in 1990

Hubble Space Telescope (HST)

Launched in 2021

Major Contributions:

• Observe the early universe

• Studies exoplanets

• Detects infrared light

• Captures detailed images of nebulae

James Webb Space Telescope (JWST)

Major Contributions:

• Captures detailed images of nebulae

James Webb Space Telescope (JWST)

Major Contributions:

• Detects infrared light

James Webb Space Telescope (JWST)

Major Contributions:

• Studies exoplanets

James Webb Space Telescope (JWST)

Major Contributions:

• Observe the early universe

James Webb Space Telescope (JWST)

Launched in 2021

James Webb Space Telescope (JWST)

Is a robotic spacecraft send into space to collect information about planets, moons, asteroids, comets, and other celestial object

Space Probes

Is a robotic spacecraft send into space to collect information about planets

Space Probes

Is a robotic spacecraft send into space to collect information about moons

Space Probes

Is a robotic spacecraft send into space to collect information about asteroids

Space Probes

Is a robotic spacecraft send into space to collect information about comets

Space Probes

Is a robotic spacecraft send into space to collect information about celestial object

Space Probes

Key Features:

• Unmanned spacecraft

• Controlled from Earth

• Designed for scientific exploration

Space Probes

Key Features of Space Probes

• Unmanned spacecraft

• Controlled from Earth

• Designed for scientific exploration

Types of Space Probes

• Flyby Probe

• Orbiter

• Lander

• Rover

• Satellites

Travels past a celestial object without entering orbit

Ex:

• New Horizons

Advantage:

• Visits multiple objects over long distances

Flyby Probe

Advantage:

• Visits multiple objects over long distances

Flyby Probe

Ex:

• New Horizons

Flyby Probe

Travels past a celestial object without entering orbit

Flyby Probe

Enters orbit around a celestial body

Ex.

• Mars Reconaissance Orbiter

• Lunar Reconaissance Orbiter

Advantage:

• Provides continuous observation

Orbiter

Example of Orbiter

• Mars Reconaissance Orbiter

• Lunar Reconaissance Orbiter

Advantage:

• Provides continuous observation

Orbiter

Ex.

• Mars Reconaissance Orbiter

• Lunar Reconaissance Orbiter

Orbiter

Enters orbit around a celestial body

Orbiter

Lands on the surface of a celestial object

Ex.

• Viking 1

• InSight

Advantage:

• Performs direct scientific investigations

Lander

Advantage:

• Performs direct scientific investigations

Lander

Examples of Lander

• Viking 1

• InSight

Ex.

• Viking 1

• InSight

Lander

Lands on the surface of a celestial object

Lander

A mobile robotic vehicle that explores a planetary surface

Ex.

Curiosity Rover

Perseverance Rover

Advantage:

• Travels to different locations while collecting data and track samples

Rover

Advantage:

• Travels to different locations while collecting data and track samples

Rover