At least two ingredients are needed to make jets — rotation and magnetic fields — and these produce the ubiquitous laserlike jets we see.

On December 9th, Neptune will attain its stationary point at 7 P.M. EST, marking the conclusion of its retrograde motion. The ice giant will be situated near Saturn and the Circlet of Pisces in the ...

On December 12, Uranus will be observable in western Taurus, situated 7 arcminutes due south of the 6th-magnitude star 14 Tauri, providing an identification aid. The Geminid meteor shower is forecast ...

The Hubble Space Telescope captured a sign of water vapor in the atmosphere of a distant exoplanet, according to an analysis of observations published last year in The Astrophysical Journal Letters.

A grand-design spiral galaxy, named Alaknanda, was discovered forming approximately 1.5 billion years after the Big Bang, challenging previous astrophysical models on the timescale required for ...

Comet 24P/Schaumasse is presented as an observable target, estimated at 12th magnitude, situated in the vicinity of Leo the Lion. Optimal viewing for Comet 24P/Schaumasse is specified for ...

Bennu is a roughly 0.3-mile-wide (500 meters) asteroid that orbits in near-Earth space. Scientists suspect it’s a chunk of a larger asteroid that broke off due to a collision farther out. Telescope ...

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Mercury's visibility is noted to be improving, appearing 7° high an hour before sunrise with a magnitude of –0.3 and a 54% illuminated disk. The planet is approaching its greatest western elongation, ...

On November 17, the Leonid meteor shower is forecast for the early morning, with its radiant in Leo rising to over 50° by 4 A.M. local time, offering observations of fast-moving, bright meteors with ...

Following its lunar mission, China's Chang'e 2 probe performed a flyby of asteroid 4179 Toutatis on December 13, 2012, after departing lunar orbit on June 9, 2011. During the 25-minute flyby, ...