During its initial molten phase, the Moon experienced tidal bulges on its near and far sides due to Earth's immense gravitational pull. The Moon's rotation initially carried these gravitationally ...

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 ...

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 ...

Mariner 1 and 2, twin spacecraft developed from the Ranger lunar probe and equipped with seven instruments, were designed for a joint mission to Venus; however, Mariner 1 failed minutes after its July ...

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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.

Asteroid 2019 LF6, a newly discovered Atira asteroid, has an orbit entirely contained within Earth's orbit, a characteristic of this rare class of near-Earth objects. The discovery of 2019 LF6 is ...

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 ...

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, ...

This spiral galaxy, named Alaknanda, is changing what astronomers think about how — and when — such objects form.

‘Oumuamua, the first interstellar object detected within our solar system, exhibited unusual characteristics including an extreme shape and non-gravitational acceleration, prompting diverse hypotheses ...