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Sunday, February 5, 2023
Home This artist’s concept shows the Wide-field Infrared Survey Explorer, or WISE, spacecraft, in its orbit around Earth. In its NEOWISE mission it finds and characterizes asteroids. (NASA/JPL-Caltech) This artist's concept shows the Wide-field Infrared Survey Explorer, or WISE, spacecraft, in its orbit around Earth. In its NEOWISE mission it finds and characterizes asteroids. (NASA/JPL-Caltech)

This artist’s concept shows the Wide-field Infrared Survey Explorer, or WISE, spacecraft, in its orbit around Earth. In its NEOWISE mission it finds and characterizes asteroids. (NASA/JPL-Caltech)

This artist's concept shows the Wide-field Infrared Survey Explorer, or WISE, spacecraft, in its orbit around Earth. In its NEOWISE mission it finds and characterizes asteroids. (NASA/JPL-Caltech)

This artist’s concept shows the Wide-field Infrared Survey Explorer, or WISE, spacecraft, in its orbit around Earth. In its NEOWISE mission it finds and characterizes asteroids. (NASA/JPL-Caltech)

This image portrays a comet as it approaches the inner solar system. Light from the Sun warms the comet’s core, or nucleus, an object so small it cannot be seen at this scale. (NASA/JPL-Caltech)