Space
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We summarize the week's scientific breakthroughs every Thursday.
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SpaceAll flash, no crash
New Hubble Space Telescope images confirm that Jupiter emerged unscathed from an impactor that created a fireball above the planet’s cloud tops on June 3. The new images indicate that the object exploded as a meteor in the planet’s upper atmosphere rather than plunging into the atmosphere
By Ron Cowen -
SpaceAstronomers stoke cosmic debate
Astronomers from the United Kingdom have published papers criticizing some of the evidence used to support theories of dark matter and energy.
By Ron Cowen -
SpaceKepler craft reports apparent planetary bonanza
New results from an orbiting telescope promise to more than double the number of known extrasolar planets.
By Ron Cowen -
EarthPlanes can trigger snowfall
Under certain conditions, aircraft can trigger precipitation as they pass through moisture-laden clouds.
By Sid Perkins -
SpaceFamiliar comets may have distant roots
More than 90 percent of objects found in the vast outer–solar system reservoir may have been born around other stars, new computer simulations suggest.
By Ron Cowen -
SpacePortrait of a youthful planet
New pictures confirm that astronomers have recorded a planet circling the star Beta Pictoris, making the orb the youngest, star-orbiting extrasolar planet to be photographed.
By Ron Cowen -
LifeMissing chemicals on Titan could signal life
Methane-based organisms on one of Saturn’s moons might be consuming the materials.
By Ron Cowen -
Planetary ScienceHubble hunting for Jupiter bruise
No scar found yet on planet from June 3 crash with unidentified object.
By Ron Cowen -
Planetary ScienceBefore the Mississippi, minerals show ancient rivers flowed west
Michigan zircons uncover the path of an ancient river system across North America.
By Sid Perkins -
SpaceJupiter takes yet another hit
For the third time in 16 years, astronomers have documented a collision between Jupiter and a nearby body.
By Ron Cowen -
EarthHazy antidote to a faint young sun
A new theory suggests atmospheric answer to the continuing paradox of why early Earth wasn’t icy.
By Sid Perkins -
Planetary ScienceJupiter’s crash of ’09
The body that crashed into Jupiter last summer was likely an asteroid, and such impacts might occur as frequently as every 10 to 15 years, new studies suggest.
By Ron Cowen