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May 2, 2016

Test of world's largest solid rocket steeped in space shuttle history

When the world's largest solid rocket motor is ignited in Utah this week, it will not leave the ground, but it will fire with components that have a long spaceflight history.

May 2, 2016

Fierce 'superflares' from the Sun zapped the infant Earth

Our young sun may have routinely blasted Earth with gobs of energy more powerful than any similar bombardments recorded in human history.

May 2, 2016

Warp in space-time swallows pulsar

Astronomers have watched a pulsar some 25,000 light-years from Earth slip from view, swallowed by a warp in the fabric of spacetime.

May 2, 2016

Ceres science: NASA probe to study dwarf planet's bright spots and more

There's something highly reflective on Ceres twinkling at NASA's Dawn spacecraft, and scientists hope to figure out what it is after the probe arrives at the dwarf planet later this week.

May 2, 2016

NASA probes catch solar shockwave in action for the first time

For the first time ever, NASA’s Van Allen Probes caught the before and after effects of a solar shockwave as it was happening. The event, which occurred on October 8, 2013, was triggered by an explosion that erupted on the sun’s surface, sending a shockwave of solar wind careening through space. After passing the moon, the shockwave hurtled toward Earth before running head-on into the magnetic field surrounding our planet. This impact then set off a magnetized sound pulse, which reverberated around Earth.

May 2, 2016

India has launched its first high-definition telescope into orbit

India has been on a roll lately. Just a few short weeks after completing construction on the world's first solar-powered airport, and also unveiling a big plan to replace all street lights with energy-saving LEDs; the country has now successfully launched its first space observatory -- a major milestone for its rapidly growing space program. 

May 2, 2016

Oddly gigantic supermassive black hole puzzles scientists

The supermassive black hole at the heart of a recently discovered galaxy is much larger than it should be, and astronomers don't know why.

May 2, 2016

Mars has flowing liquid water, NASA confirms

NASA has confirmed the existence of flowing liquid salty water on Mars, fuelling the possibility of life on the Red Planet.

May 2, 2016

Biggest moon myths for the 'supermoon' total lunar eclipse

Sunday's rare "supermoon" total lunar eclipse has prompted greater discussion of the moon — and those discussions sometimes involve persistent lunar myths.

May 2, 2016

NASA releases stunning image of a supernova's remnants

NASA has released a stunning image of the remnants of a supernova taken by the agency’s Hubble Space Telescope.