Donate

Tag: asteroid

Dawn Arrives at Ceres, Makes History

KQED Science | March 6, 2015 | 0 Comments

Dawn Arrives at Ceres, Makes History

March 6, eight years after launch and two and a half years since leaving its last port of call, the asteroid Vesta, NASA's Dawn spacecraft has arrived at the dwarf planet Ceres, making history!

Continue Reading

NASA’s Dawn Spacecraft on Approach for a Historic Encounter

KQED Science | February 6, 2015 | 0 Comments

NASA’s Dawn Spacecraft on Approach for a Historic Encounter

On March 6, NASA's Dawn spacecraft will become our first encounter with a dwarf planet when it arrives at Ceres.

Continue Reading

The Supposedly Dry Little World of the Asteroid Vesta Reveals Signs of Water

KQED Science | January 29, 2015 | 0 Comments

The Supposedly Dry Little World of the Asteroid Vesta Reveals Signs of Water

The large asteroid Vesta has added flows of material rich in water to its bag of tricks. It's just one more way this small world acts like a proper planet.

Continue Reading

New Data from Rosetta Spacecraft Sheds Light on Origins of Earth’s Oceans

KQED Science | December 24, 2014 | 1 Comment

New Data from Rosetta Spacecraft Sheds Light on Origins of Earth’s Oceans

After several months of analysis of Comet 67P/Churyumov-Gerasimenko, the European Space Agency's Rosetta spacecraft has yielded some intriguing, and maybe, unexpected results. The data is refueling a long-running debate in the scientific community about a matter closer to home: the origin of Earth's oceans.

Continue Reading

New Stanford Study Examines Geologic Impact of a Massive Asteroid Collision on Ancient Earth

KQED Science | April 10, 2014 | 1 Comment

New Stanford Study Examines Geologic Impact of a Massive Asteroid Collision on Ancient Earth

A new paper attempts to describe a realistic picture of the unimaginable: a colossal cosmic impact that left a crater 500 kilometers across on the ancient Earth.

Continue Reading

NASA’s Hubble Space Telescope Shows Us Something New: A Disintegrating Asteroid

KQED Science | April 4, 2014 | 0 Comments

NASA’s Hubble Space Telescope Shows Us Something New: A Disintegrating Asteroid

Upholding a long-standing tradition of showing us things in space that we have never seen before, the Hubble Space Telescope recently witnessed the break-up of an asteroid.

Continue Reading

Recent Observations Confirm Presence of Water Vapor on Dwarf Planet Ceres

KQED Science | February 21, 2014 | 0 Comments

Recent Observations Confirm Presence of Water Vapor on Dwarf Planet Ceres

Recent observations of the dwarf planet Ceres by the European Herschel Space Observatory have revealed for the first time the presence of water vapor on this object in the Main Asteroid Belt.

Continue Reading

Giant Asteroid “QE2″ is Due for a Fly-By

KQED Science | May 30, 2013 | 1 Comment

Giant Asteroid “QE2″ is Due for a Fly-By

A rock the size of nine cruise ships will whiz past Earth on Friday afternoon. The asteroid, called QE2, will pass by at a safe distance of about 3.6 million miles, the closest we’ll get to it for another 200 years.

Continue Reading