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San Ha Lee
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San Ha Lee

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My Time With Comet Lovejoy (Op-Ed)
On September 7, 2013, Australian Terry Lovejoy — using an 8-inch Schmidt-Cassegrain telescope — discovered what would be designated comet Lovejoy.  During October, the comet moved into the Northern hemisphere at a time of great excitement  for comets in gen...
On September 7, 2013, Australian Terry Lovejoy — using an 8-inch Schmidt-Cassegrain telescope — discovered what would be designated comet Lovejoy.  During October, the comet moved into the Northern hemisphere at a time of g...
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NASA Mulls Unplanned Spacewalk to Fix Space Station Computer Outage
A backup computer outage on the International Space Station is forcing NASA to discuss plans for a possible spacewalk repair by astronauts in orbit, a move that could delay the planned Monday launch of a commercial SpaceX cargo ship to the orbiting lab. NAS...
A backup computer outage on the International Space Station is forcing NASA to discuss plans for a possible spacewalk repair by astronauts in orbit, a move that could delay the planned Monday launch of a commercial SpaceX car...
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Incredible Technology: Giant Starshade Could Help Find an Alien Earth
A flower-shaped spacecraft may help scientists see Earth-like alien worlds like never before. Called a "starshade," the huge, sunflower-like spacecraft would deploy to its full size in space, blocking the light of distant stars so that a space-based telesco...
A flower-shaped spacecraft may help scientists see Earth-like alien worlds like never before. Called a "starshade," the huge, sunflower-like spacecraft would deploy to its full size in space, blocking the light of distant ...
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It's Time to Extend Routine Space Operations to the Moon (Op-Ed)
When the XPRIZE Foundation announced the Google Lunar XPRIZE in 2007, Astrobotic Technology chairman Red Whittaker declared his intention to compete on the first day. Since then, we have worked methodically on the technology and operations for the $20 milli...
When the XPRIZE Foundation announced the Google Lunar XPRIZE in 2007, Astrobotic Technology chairman Red Whittaker declared his intention to compete on the first day. Since then, we have worked methodically on the technology ...
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Rosetta's Brightening Comet Emerges From Behind the Sun
After its long-awaited awakening on Jan. 20, Europe's Rosetta spacecraft resumed its decade-long journey to meet up with the inbound comet 67P/Churyumov-Gerasimenko, which recently re-emerged from behind the sun as seen from our vantage point on Earth. The ...
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Hubble Zooms in on Historic Supernova SN 2014J
On Jan. 21, astronomers spotted the closest supernova in recent decades flash to life in the galaxy M82, some 11.5 million light-years from Earth. The supernova, designated SN 2014J, suddenly became a superstar as it became so bright that amateur astronomer...
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Want to Find Alien Life? It Will Take A Lot of Luck
Humanity will have the tools to detect alien life in the next two decades, but whether scientists can actually find life in another solar system depends a lot on luck, a panel of experts said Wednesday (May 21). While the James Webb Space Telescope, expecte...
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Capturing the 2000 Lunar Eclipse from 'Hell on Ice'
ictor Rogus is an amateur astronomer, and this is the third in his series of exclusive Space.com posts about amateur astronomy. He contributed this article to Space.com's  Expert Voices: Op-Ed & Insights. It was Jan. 20, 2000, and the first winter storm of ...
ictor Rogus is an amateur astronomer, and this is the third in his series of exclusive Space.com posts about amateur astronomy. He contributed this article to Space.com's Expert Voices: Op-Ed & Insights. It was Jan. 20, 20...
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Mars Rover Curiosity Takes Aim at Next Martian Science Target
After a long stretch of pedal-to-the-metal driving, NASA's Mars rover Curiosity has its next science target in sight. The 1-ton Curiosity rover is just 282 feet (86 meters) north of a site called "the Kimberley," where four different types of terrain inters...
After a long stretch of pedal-to-the-metal driving, NASA's Mars rover Curiosity has its next science target in sight. The 1-ton Curiosity rover is just 282 feet (86 meters) north of a site called "the Kimberley," where four ...
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US Military's XS-1 Space Plane Project Seeks $27 Million in 2015 Funding
The U.S. Defense Advanced Research Projects Agency expects to spend some $800 million on space programs from 2015 through 2018, an increase of $130 million over what was projected at this time last year, Defense Department budget documents show. Nearly all ...
The U.S. Defense Advanced Research Projects Agency expects to spend some $800 million on space programs from 2015 through 2018, an increase of $130 million over what was projected at this time last year, Defense Department bu...
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NASA Joins Hunt for Missing Jetliner
The world's premier space agency has joined the search for a commercial jetliner that vanished into thin air over the weekend. On Monday (March 10), NASA began examining ways it can contribute to the search for Malaysian Airlines Flight 370, which disappear...
The world's premier space agency has joined the search for a commercial jetliner that vanished into thin air over the weekend. On Monday (March 10), NASA began examining ways it can contribute to the search for Malaysian Air...
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SN 2014J Oddball: Nearby Supernova Is a Bit Weird
The now-famous supernova that erupted in neighboring galaxy M82 last month is a unique opportunity to study an exploding star up-close. However, SN 2014J isn’t any old supernova, it turns out that it’s a little bit weird. Discovered by a team of UK astronom...
The now-famous supernova that erupted in neighboring galaxy M82 last month is a unique opportunity to study an exploding star up-close. However, SN 2014J isn’t any old supernova, it turns out that it’s a little bit weird. ...
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