My Crossword Maker Logo
Powered by BrightSprout
Save Status:
or to save your progress. The page will not refresh.
Controls:
SPACEBAR SWITCHES TYPING DIRECTION
Answer Key:
Edit a Copy:
Make Your Own:
Crossword Word Search Worksheet
Rate This Puzzle:
Log in or sign up to rate this puzzle.

Extremophiles and Exoplanets

Across
Any substance – such as an element, isotope, or molecule – or phenomenon that provides scientific evidence of past or present life.
Also called water bears, very tiny animals (less than 1 mm) that can live in extreme environments.
The natural home or environment of an organism.
A method of analyzing light by separating it into distinct wavelengths, which allows one to identify its chemical components (by their unique wavelength signatures).
An exoplanet that has not yet been confirmed by multiple sources of data.
A being from another planet.
A solar system other than our own.
An environment that is very hard to survive in due to extreme conditions such as temperature, salinity, pressure, light, absence of water, etc.
A space telescope designed to look for exoplanets, named after the famous 16th century astronomer.
The lightest and most abundant element in the universe.
An equation used to estimate the number of intelligent civilizations in the Milky Way.
An exoplanet that has more mass than Earth but is smaller than Uranus and Neptune.
The second most abundant element in the universe.
Organisms that thrive in highly acid environments.
Down
An organism that lives in extreme cold.
A mission that takes place on Earth in a location that has physical similarities to extreme space environments.
The orbital region around a star in which an Earth-like planet can possess liquid water on its surface and possibly support life.
An organism that needs a highly salty environment to live.
From outside Earth.
An organism that can live in extreme environments.
A planet beyond our solar system. Also called an extrasolar planet.
Acronym for the Transiting Exoplanet Survey Satellite, the satellite launched in 2018 to conduct an all-sky survey in its search for exoplanets.
A giant, gas planet in extremely close orbit around its star.
A microorganism.
An organism that lives in environments with high radiation.
To cross. In astronomy, it refers to when one object, such as a planet, passes directly between a larger object, such as a star, and the observer.