# data[].attributes.headline
An asteroid is a rocky celestial body, smaller than a planet and larger than a meteoroid.

# data[].attributes.subject
An asteroid is a rocky celestial body, smaller than a planet and larger than a meteoroid.

# data[].attributes.headline
A galaxy is a collection of stars, gas clouds, planets, cosmic dust, dark matter, and energy gravitationally bound together in a more or less defined structure.

# data[].attributes.subject
A galaxy is a collection of stars, gas clouds, planets, cosmic dust, dark matter, and energy gravitationally bound together in a more or less defined structure.

# data[].attributes.headline
A planet is an astronomical object orbiting a star that is massive enough to be rounded by its own gravity, but not massive enough to cause thermonuclear fusion, and that has cleared its neighboring region of planetesimals.

# data[].attributes.subject
A planet is an astronomical object orbiting a star that is massive enough to be rounded by its own gravity, but not massive enough to cause thermonuclear fusion, and that has cleared its neighboring region of planetesimals.

# data[].attributes.headline
A star is a sphere of gas in a state of equilibrium between gravity, which tends to compress it, and the pressure of the gas, which tends to expand it.

# data[].attributes.subject
A star is a sphere of gas in a state of equilibrium between gravity, which tends to compress it, and the pressure of the gas, which tends to expand it.

# data[].attributes.headline
A comet is a celestial body made up of dust and rocks that orbits the Sun following different elliptical paths.

# data[].attributes.subject
A comet is a celestial body made up of dust and rocks that orbits the Sun following different elliptical paths.

# data[].attributes.headline
A meteorite is a meteoroid that reaches the surface of a planet due to not completely disintegrating in the atmosphere.

# data[].attributes.subject
A meteorite is a meteoroid that reaches the surface of a planet due to not completely disintegrating in the atmosphere.

# data[].attributes.headline
A satellite is an object that has been intentionally put into orbit. These objects are called artificial satellites to distinguish them from natural satellites, such as Earth's Moon.

# data[].attributes.subject
A satellite is an object that has been intentionally put into orbit. These objects are called artificial satellites to distinguish them from natural satellites, such as Earth's Moon.

# data[].attributes.headline
The universe is the totality of forms of matter, energy, space-time and physical laws that govern them.

# data[].attributes.subject
The universe is the totality of forms of matter, energy, space-time and physical laws that govern them.