24 January 2007, 06:10 AM ET
They may seem small and boxy, but five NASA probes have a lofty purpose: sifting through the Earth’s magnetic field for the stormy beginnings of the planet’s most dynamic auroras.
18 January 2007, 04:57 PM ET
A NASA probe hurtling towards Pluto will hit the accelerator next month when it flies past the planetary giant Jupiter.
17 January 2007, 05:45 PM ET
NASA is readying five small satellites to launch spaceward next month on a mission to pinpoint the source of aurora-boosting storms from Earth’s magnetic field.
02 January 2007, 06:29 AM ET
For the first time the turbulence in the solar wind has been directly measured by a quartet of satellites. The ripples and eddies that form out in space just beyond our atmosphere are similar to the ones that form in fluids here on Earth, the researchers
15 December 2006, 11:49 AM ET
A glitch in the International Space Station’s (ISS) U.S.-built attitude control system may have its root in a massive solar flare that erupted from the Sun this week, a NASA flight director said Friday.
13 December 2006, 03:45 PM ET
Space weather forecasters revised their predictions for storminess after a major flare erupted on the Sun overnight threatening damage to communication systems and power grids while offering up the wonder of Northern Lights.
13 December 2006, 10:44 AM ET
HOUSTON--Astronauts aboard the International Space Station and shuttle Discovery slept in protected areas of their respective spacecraft overnight to avoid the effects of a radiation storm kicked up by a massive solar flare, NASA officials said Wednesday.
13 December 2006, 08:21 AM ET
A large sunspot that has been kicking up storms in recent days erupted again overnight with an X-3 solar flare. All X-flares are major.
11 December 2006, 06:10 AM ET
Space weather on Earth has long been thought to be largely a measure of the Sun's output. But mounting research reveals it is metered more by our own planet's changing magnetic field than was known.
08 December 2006, 02:05 PM ET
A major flare on the Sun earlier this week generated a destructive shock wave.
05 December 2006, 09:25 AM ET
A major X-9 flare erupted this morning. It emanated from a large sunspot, numbered 929, which is just coming into view around the eastern limb of the Sun.
17 November 2006, 01:43 PM ET
15 November 2006, 04:13 PM ET
Scientists using NASA’s Chandra X-ray observatory find evidence that cosmic ray electrons are accelerated by supernovas’ shock waves.
26 September 2006, 02:29 PM ET
The energy output from the Sun has increased significantly during the 20th century. But scientits say it is not the key to global warming.
18 August 2006, 01:34 PM ET
Astronomers say the Sun has begun it's next cycle of activity, part of an 11-year ebb and flow in sunspots and solar flares.
17 August 2006, 04:21 PM ET
NASA's STEREO, scheduled for launch at the end of the month, will provide data for understanding the impacts of solar eruptions.
27 July 2006, 06:16 AM ET
A new study suggests that the mechanism behind the intense X-ray emissions generated by spinning stellar corpses known as pulsars needs revising.
20 June 2006, 12:00 PM ET
The space above you is fizzing with activity as bubbles of superhot gas constantly grow and pop around Earth.
10 May 2006, 05:04 PM ET
The Sun's Great Conveyor Belt has slowed to a record-low crawl, with important repercussions for future solar activity.
03 May 2006, 02:43 PM ET
More data is needed to gauge radiation exposure of high-flying passengers who pay for suborbital and orbital space sprees, experts say.
04 April 2006, 06:44 AM ET
Like auroras on Earth, the light shows on Jupiter and Saturn are partly caused by the Sun’s solar winds. It was previously thought that Jovian auroras were mostly due to ejected material from Jupiter’s volcanic moon Io being churned up by the planet’s rap
12 March 2006, 06:55 PM ET
A NASA mission to launch three small satellites on a technology-testing spaceflight Tuesday is facing a stormy start, launch officials said Sunday.
06 March 2006, 03:42 PM ET
A new computer model that accurately simulates the Sun’s past few solar cycles predicts that the next cycle will be 30 to 50 percent stronger than the last one and that it will begin a year later than expected.
23 February 2006, 02:02 PM ET
A solar flare that struck both Earth and Mars in 2001 caused similar changes in the upper atmospheres of both planets. The finding could have implications for future Mars missions, since solar flares can damage satellites, disrupt wireless communications
16 February 2006, 02:59 PM ET
NASA holds a press conference on the upcoming Feb. 28 launch of Space Technology 5 (ST5), a trio of micro-satellites designed to explore Earth's magnetic field.
29 December 2005, 07:27 AM ET
European space scientists started the year by celebrating the history-making descent of their Huygens probe through the atmosphere of Titan and ended it by wondering how to fit future missions into a budget that will keep up with inflation, but no more, t
06 December 2005, 12:03 AM ET
New insight into giant space weather systems that sometimes buffet Earth is expected to help scientists better predict when radio and other terrestrial communication systems will be impeded.
09 September 2005, 10:33 PM ET
More storms are likely through early next week, and if they occur Earth will be in the sights.
22 August 2005, 06:25 AM ET
Scientists say they're closing in on better forecasts, which would guide when spacewalks should occur.
16 August 2005, 03:35 PM ET
New insight into conditions that spawn solar storms will help forecasters sound the "all clear" for astronauts during safe periods.
03 August 2005, 01:25 PM ET
The hypothesis would solve a longstanding mystery.
24 May 2005, 06:26 AM ET
Recent research shows that the solar speeds can be accurately measured by observing a relatively deep layer of the Sun’s atmosphere – far beneath where the winds are though to originate.
08 May 2005, 01:00 PM ET
Fantastic displays of light in polar regions of Earth known as aurora occur on Mars, too, scientists announced today.
12 April 2005, 06:42 AM ET
A detailed study of a huge solar eruption reveals that a series of smaller explosions combined in domino-effect fashion to fuel the blast.
16 February 2005, 01:00 PM ET
Researchers expected Saturn's aurora to have characteristics in between the lights of Earth and Jupiter. Instead, they found some surprises.
18 January 2005, 12:17 PM ET
A huge sunspot kicked up a powerful flare Monday that could spark colorful sky lights above Earth Tuesday night or early Wednesday.