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Science

Forty-five years ago, July 31 . . .

Forty-five years ago, July 31 . . .

Special to WorldTribune.com [CLICK ON IMAGE FOR HIGH RESOLUTION, Apollo 15, USGS, NASA] On July 31, 1971, Apollo 15 astronauts Jim Iwrin and Dave Scott deployed the first Lunar Roving Vehicle on the Moon. Using it to explore their Hadley-Apennine landing site they spent nearly three days on the Moon while Al Worden orbited above. […]

‘Built like an armored tank’, Juno swoops through debris, radiation in Jupiter’s upper atmosphere

‘Built like an armored tank’, Juno swoops through debris, radiation in Jupiter’s upper atmosphere

Special to WorldTribune.com [CLICK ON IMAGE FOR HIGH RESOLUTION] NASA’s Juno spacecraft was to fire its main rocket engine late Monday to slow itself down from a speed of 150,000 mph (250,000 kph) and slip into orbit around Jupiter. With Juno on autopilot, the delicately choreographed move comes without any help from ground controllers. The […]

For the next Summer solstice and full moon match-up, wait until 2062

For the next Summer solstice and full moon match-up, wait until 2062

Special to WorldTribune.com [CLICK ON IMAGE FOR HIGH RESOLUTION, Laurie Hatch] A Full Moon sets as the Solstice Sun rises in this June 20 dawn skyscape. Captured from a nearby peak in central California, planet Earth, the scene looks across the summit of Mount Hamilton and Lick Observatory domes on a calendar date that marks […]

Meanwhile, on Mars it’s just another day, but where does Curiosity go for a tire change?

Meanwhile, on Mars it’s just another day, but where does Curiosity go for a tire change?

[CLICK ON IMAGE FOR HIGH RESOLUTION, NASA, JPL-Caltech, MSSS] Where is NASA’s rover Curiosity going on Mars? Its geographical goals are on the slopes of Mount Sharp, whose peak is seen in the background on the right. A key scientific goal, however, remains to better assess when and where conditions on Mars were once suitable […]

Secret Area 6, near Area 51, uses controlled airspace to test airborne sensors

Secret Area 6, near Area 51, uses controlled airspace to test airborne sensors

Special to WorldTribune.com As secret airbases go, the single runway in the test site’s Area 6 is easily overshadowed by the world’s most famous secret military base, Area 51, a dozen miles northeast. Area 51’s existence was only recently acknowledged, even after decades of speculation by UFO enthusiasts that the aircraft development and test facility […]

Super Blood Moon, Sept. 27, 2015

Super Blood Moon, Sept. 27, 2015

Special to WorldTribune.com [CLICK ON IMAGE FOR HIGH RESOLUTION] On a hunch, photographer Laurene Morton drove to Dinosaur Hill Park in Pleasant Hill, California Sunday evening. Sure enough, “a huge crowd was waiting” for the clouds to clear and the total eclipse, on the moon’s closest pass to the Earth. “Everyone’s been talking about” the […]

From Pluto with love: Towering ice mountains on a heart-shaped plain

From Pluto with love: Towering ice mountains on a heart-shaped plain

Special to WorldTribune.com [CLICK ON IMAGE FOR HIGH RESOLUTION / NASA, Johns Hopkins Univ. / APL, Southwest Research Inst. A 50 mile (80 kilometer) trip across Pluto would cover the distance indicated by the scale bar/ The close-up of the icy world’s rugged equatorial terrain was captured when the New Horizons spacecraft was about 47,800 […]

Excitement builds as Pluto flyby nears, a decade after launch

Excitement builds as Pluto flyby nears, a decade after launch

Special to WorldTribune.com [CLICK ON IMAGE FOR HIGH RESOLUTION] There’s a near-perfect heart shape on Pluto’s rusty red surface which scientists are seeing for the first time as a piano-sized NASA spacecraft, New Horizons, hurtles toward the distant body on its way toward a historic flyby on July 14. … Pluto [was] once considered the […]

The triple conjunction as seen from Charleston, SC

The triple conjunction as seen from Charleston, SC

Special to WorldTribune.com [CLICK IN IMAGE FOR HIGH RESOLUTION, Kevin Bourque] Venus, named for the Roman goddess of love, and Mars, the war god’s namesake, came together by moonlight in this lovely skyview, recorded on Feb. 20 from Charleston, South Carolina, USA, planet Earth. Made in twilight with a digital camera, the three second time […]

With freezing winds and ISIL could Neptune, despite 2000 km/hour gusts, be diamond in the rough?

With freezing winds and ISIL could Neptune, despite 2000 km/hour gusts, be diamond in the rough?

Special to WorldTribune.com [CLICK ON IMAGE FOR HIGH RESOLUTION, Voyager 2, NASA] Two hours before [its] closest approach to Neptune in 1989, the Voyager 2 robot spacecraft snapped this picture. Clearly visible for the first time were long light-colored cirrus-type clouds floating high in Neptune’s atmosphere. Shadows of these clouds can even be seen on […]