Near-Earth Objects - page 5


New radar images of the 'spooky' 2015 TB145 asteroid

The 'spooky' 2015 TB145 asteroid has made a safe pass trough Earth's neigborhood on October 31, 2015, and scientist were able to obtain new high resolution radar images of its surface, quite distinct to the first images provided by the Arecibo radar on...

November 05, 2015


Halloween treat: Asteroid 2015 TB145 to flyby Earth at 1.3 LD on October 31

The newly discovered asteroid 2015 TB145 will flyby our planet at the closest approach distance of about 1.3 lunar distances at 17:05 UTC on October 31, 2015. NASA's scientists are closely monitoring the asteroid, dubbed the 'Halloween asteroid', with...

October 27, 2015


Halloween 2015 for skywatchers: Newly discovered asteroid makes close approach to Earth

NASA's scientists discovered a new asteroid on October 10, 2015, using the Panoramic Survey Telescope and Rapid Response System (Pan-STARRS) mounted on Mount Haleakala, Hawai'i. Asteroid was named 2015 TB145, and is expected to make the closest approach to...

October 20, 2015

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First Asteroid Terrestrial-impact Last Alert system (ATLAS) fully operational

The first Asteroid Terrestrial-impact Last Alert System (ATLAS) telescope is now in operation on Haleakala volcano, on the Hawaiian island of Maui. The telescope is a part of an asteroid impact early system project that was developed by the University of Hawai'i and

August 15, 2015


Asteroid 2014 YB35 to safely flyby Earth on Friday, March 27, 2015

A large asteroid named 2014 YB35 will flyby Earth at a safe distance of 11.6 LD (lunar distances) or about 4.45 million km (2.7 million miles) at 06:20 UTC on Friday, March 27, 2015. This asteroid is approximately 440 - 990 meters in diameter and is traveling at a relat

March 26, 2015


Asteroid 2004 BL86 to safely flyby Earth on January 26

Asteroid 2004 BL86 will flyby our planet at a safe distance of approximately 1.2 million km (745 000 miles) at 16:20 UTC on January 26, 2015. This is about three times the distance of Earth to the Moon. Based on its reflected brightness, astronomers estimate that this a

January 16, 2015


A yearlong look at asteroids and comets by NEOWISE

NASA's Near-Earth Object Wide-field Survey Explorer or NEOWISE spacecraft, a space telescope that scans the skies for asteroids and comets, discovered and characterized 40 near-Earth objects (NEOs) in the first year after the mission was re-started in December

January 16, 2015


Near-Earth asteroid 2014 UR116 represents no impact threat to our planet

A recently discovered Near-Earth Asteroid designated "2014 UR116" does not represent an impact threat to our planet, as some media reports claim, NASA's Near-Earth Object Program Office said in a press release yesterday. "While this approximately 400-

December 09, 2014

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Newly released map shows frequency of small asteroid impacts

A map released yesterday by NASA's Near Earth Object (NEO) Observation Program reveals that small asteroids frequently enter and disintegrate in the Earth's atmosphere with random distribution around the globe. Released to the scientific community, the map visua

November 15, 2014


Siding Spring's flyby effects on Martian atmosphere revealed

Two NASA and one European spacecraft that obtained the first up-close observations of a comet flyby of Mars on October 19, 2014 have gathered new information about the basic properties of the comet’s nucleus and directly detected the effects on the Martian atmosph

November 07, 2014

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Spacecraft status and observation reports after close encounter with Comet Siding Spring

Comet Siding Spring hurtled past Mars at about 56 km/s only 139 000 km away from its surface at 18:27 UTC on October 19, 2014. The period when dust from the comet was most likely to reach Mars and the orbits of spacecraft around Mars peaked about 100 minutes later. Acco

October 20, 2014


Observing Comet Siding Spring flyby Mars - Sunday, October 19, 2014

Comet Siding Spring will make its historic approach to Mars around 18:27 UTC on Sunday, October 19, 2014, and pass within 139 500 km (88 000 miles) away from planet's surface. That is less than half the distance between Earth and its moon and less than one-tenth

October 17, 2014


Space fleet ready for Siding Spring's historic brush with Mars

C/2013 A1 (Siding Spring) is scheduled for a very close flyby at only about 139 500 km (88 000 miles) away from the surface of Mars on October 19, 2014 around 18:27 UTC. That is less than half the distance between Earth and its moon and less than one-tenth the distance

October 10, 2014


MAVEN arrives to Mars one month before Comet Siding Spring

At 02:24 UTC today NASA's MAVEN spacecraft reached planet Mars and entered its orbit. MAVEN (Mars Atmosphere and Volatile Evolution) is the first spacecraft dedicated to exploring the tenuous upper atmosphere of Mars. It is expected to begin its primary mission in a

September 22, 2014


Binary asteroid 2002 CE26 to safely flyby Earth on September 9, 2014

Asteroid 2014 RC flew past Earth yesterday and left a warning sign in Nicaragua's capital Managua but there is another and bigger asteroid approaching our planet.Discovered on February 10, 2002, by the Lincoln Near-Earth Asteroid Research (L

September 08, 2014


Asteroid 2014 RC to flyby through Earth-Moon system on September 7, 2014

Newly discovered 20-meters wide (60 feet) asteroid named 2014 RC will enter the Earth - Moon system on Sunday, September 7, 2014, and flyby just 40 000 km (25 000 miles / 0.1 LD) from Earth. That's almost inside the orbit of geosynchronous

September 05, 2014


Colliding atmospheres - Mars vs Comet Siding Spring

It's a known fact that planets have atmospheres, but the same can't be said for comets. The atmosphere of a comet, called its "coma," is made of gas and dust that spew out of the sun-warmed nucleus and it's typically wider than Jupiter.La

August 13, 2014