Visual observation of Pluto using amateur telescopes is challenging due to its faint magnitude (currently 14.4), requiring instruments larger than 8 inches in aperture for a reasonable chance of ...

For the average person, gazing up at […] The post Scientists Confirm Earth Now Has A Second Moon appeared first on ...

Pluto reaches opposition at 3 A.M. EDT, presenting an optimal viewing opportunity due to its apparent brightness and the absence of moonlight. Visual observation requires a telescope with an aperture ...

Rather than a vast ocean, Pluto’s heart might be hiding a huge, heavy treasure. Computer simulations suggest that an object about 730 kilometers wide, slightly larger than the asteroid Vesta, could ...

The space probe began making discoveries even before today's flyby. — -- Three billion miles and nearly ten years of travel led up to the moment NASA's New Horizons probe zoomed past Pluto today, ...

No longer a planet but not forgotten, Pluto’s colors, captured by NASA almost 10 years ago, continue to dazzle among the collection of colorful celestial objects only seen in the solar system. Since ...