• WordNet 3.6
    • adj asteroid shaped like a star
    • n asteroid any of numerous small celestial bodies composed of rock and metal that move around the sun (mainly between the orbits of Mars and Jupiter)
    • ***
Webster's Revised Unabridged Dictionary
  • Interesting fact: Seven asteroids were especially named for the Challenger astronauts who were killed in the 1986 failed launch of the space shuttle
    • n Asteroid A starlike body; esp. one of the numerous small planets whose orbits lie between those of Mars and Jupiter; -- called also planetoids and minor planets.
    • ***
Century Dictionary and Cyclopedia
  • Interesting fact: Some asteroids have other asteroids orbiting them
    • asteroid Star-like.
    • asteroid Having a flower like that of an aster.
    • n asteroid One of the small planets, 280 or more in number, between the orbits of Mars and Jupiter: more accurately called planetoids. See planetoid.
    • n asteroid One of the Asteroidea; a starfish, in a wide sense.
    • ***
Chambers's Twentieth Century Dictionary
  • Interesting fact: Carolyn Shoemaker, famous astronomer, has discovered 32 comets and approximately 300 asteroids
    • n Asteroid as′tėr-oid one of the minor planetary bodies revolving between the orbits of Mars and Jupiter
    • ***


  • Mark Twain
    “Noise proves nothing, Often a hen who has laid an egg cackles as if she had laid an asteroid.”


Webster's Revised Unabridged Dictionary
Gr. starlike, starry; 'asth`r star + e'i^dos form: cf. F. astéroïde,. See Aster
Chambers's Twentieth Century Dictionary
Gr. astēr, a star, eidos, form.


In literature:

Mercury is the nearest planet to the sun, and also the smallest, of course excepting the asteroids.
"The Children's Book of Stars" by G.E. Mitton
It seemed the asteroid was that close already.
"The Copper-Clad World" by Harl Vincent
This conclusion was a justification of the name Asteroid, since the appearance of the new planet was strictly stellar.
"Sir William Herschel: His Life and Works" by Edward Singleton Holden
But by that time he probably would be mouldering in the rocky dust of the asteroid.
"Acid Bath" by Vaseleos Garson
You can lay odds it's a wild asteroid or something like that.
"It's All Yours" by Sam Merwin
The lanes more frequently used, between Earth, Mars, Venus and Mercury, were of course far inside the orbits of the asteroids.
"Salvage in Space" by John Stewart Williamson
Eros, one of the asteroids, those tiny fragments of a broken planet, lying outside the orbit of Mars.
"Astounding Stories of Super-Science, August 1930" by Various
Anything that kept them from selling an asteroid must be terrible indeed.
"The Planetoid of Peril" by Paul Ernst
Ever been on one of the asteroids?
"Astounding Stories of Super-Science, November, 1930" by Various
Ban, you may not be able to see them till they get to the ranch, so you keep hunting for the asteroid with your glasses.
"The Passing of Ku Sui" by Anthony Gilmore

In poetry:

Let there be Light! The self-same Power
That out of formless dark and void
Endued with life's mysterious dower
Planet, and star, and asteroid;
"The Door Of Humility" by Alfred Austin
When first in his path a young asteroid found it,
As he sailed through the skies with the stars in his wake,
He thought 't was the sun, and kept circling around it
Till Edison signalled, "You've made a mistake."
"In Response" by Oliver Wendell Holmes

In news:

Most people regard asteroids as a threat to life.
Carbon-rich asteroids have been splattering dark material on Vesta's surface over a long period of time.
Carbon-rich asteroids also have been splattering dark material on Vesta's surface over a long span of the body's history.
An MIT graduate student calculated that asteroids on a collision course with Earth could be diverted with paintballs.
Artist's conception of the asteroid Apophis.
Deflect killer asteroid with paintballs.
Near-Earth flybys of small asteroids like 2012 TC4 pass inside the orbit of the moon fairly often, Asteroid Watch scientists at NASA's Jet Propulsion Laboratory in Pasadena, Calif, explained.
There are millions of asteroids in the solar system.
Asteroid the size of a house to brush by Earth tonight (VIDEO).
Project Sentinel seek out potentially dangerous asteroids .
A private space telescope mission that aims to discover 500,000 near-Earth asteroids is technically sound and on track for a 2017 launch, a review panel says.
The spacecraft was originally designed for the now-cancelled Constellation program to replace the space shuttle and send astronauts to the moon, an asteroid and Mars.
Astronaut visitors to an undersea training habitat use iPads to simulate time-delayed communications and emergency training for planned 2025 asteroid mission.
Data from those asteroids and from the Dawn spacecraft confirmed that Vesta is no ordinary asteroid , but was probably on its way to becoming a planet before it was ripped apart, possibly by the immense gravitational tug of Jupiter.
A representation of near-Earth and potentially hazardous asteroids in our solar system.

In science:

To write them all down on a piece of paper, one would need, a piece of paper the size of large asteroid.
On the Complete Solution to the Most General Fifth Degree Polynomial
Both the US NASA and the the European ESA have planned missions to comets and asteroids which will reveal even more details about their composition.
Cosmic Dust in the 21st Century
Namely, episodes in the past in which asteroids or comets were more likely to break apart existed periodically.
The Spiral Structure of the Milky Way, Cosmic Rays, and Ice Age Epochs on Earth
For example, one could claim that the Oort cloud is perturbed more often during spiral arm crossing, injecting more comets to the inner solar system, thus breaking apart more asteroids.
The Spiral Structure of the Milky Way, Cosmic Rays, and Ice Age Epochs on Earth
The current picture of terrestrial planet formation relies heavily on our understanding of the dynamical evolution of planetesimals — asteroid-like bodies thought to be planetary building blocks.
Dynamical evolution of planetesimals in protoplanetary disks