Notícias NASA

Cassini Significant Events — 05/11/06 – 05/17/06

Cassini Significant Events — 05/11/06 – 05/17/06 May 19, 2006 (Source: Cassini Project) The most recent spacecraft telemetry was acquired on Wednesday, May 17, from the Goldstone tracking complex. The Cassini spacecraft is in an excellent state of health and…

4 min read

Merapi Volcano, Indonesia

On the island of Java, Merapi Volcano ranks among Indonesia’s most active volcanoes. Merapi is a stratovolcano, composed of layers of hardened lava, volcanic ash, and rocks ejected by earlier eruptions. The area around Merapi is densely populated, and the…

Typhoon Chanchu

Tropical Storm Chanchu formed in the western Pacific on May 8, 2006, roughly 500 miles east of the Philippines. The storm gradually built strength and size, reaching typhoon strength by May 11. It lost some strength as it crossed the…

Java and the Merapi Volcano

Part of the “Ring of Fire,” a zone of frequent earthquakes and volcanic eruptions that partially rings the Pacific Ocean Basin, the island of Java in Indonesia is littered with active volcanoes. In May 2006, vulcanologists warily watched one of…

Dust and Smog in Northeast China

Much of the land surface is obscured in this oblique image of the North China Plain and parts of Inner Mongolia. In this image, a mass of gray smog—mainly industrial pollution and smoke from domestic burning—obscures Beijing and surrounding cities.…

Pinnacles National Monument

The landscape was formed as wind, water, and earthquakes carved away a 23-million-year-old volcano.

Valley of the Gods, Utah

Warriors frozen in time is how Navajo legends are said to describe the eerie, red rock spires in Valley of the Gods in Utah. In fact, the rocks forming this stark landscape are much older than the Navajo. This rocky…

Bezymianny Volcano

The Bezymianny Volcano experienced an explosive eruption on May 9, 2006. The volcano emitted an ash column as high as 15 kilometers (9.3 miles). According to news reports, the Aleutian Islands in western Alaska had an ashfall advisory as a…

Cassini Significant Events — 05/04/06 – 05/10/06

Cassini Significant Events — 05/04/06 – 05/10/06 May 12, 2006 (Source: Cassini Project) The most recent spacecraft telemetry was acquired Wednesday, May 10, fromthe Goldstone tracking stations. The Cassini spacecraft is in an excellentstate of health and is operating normally.…

5 min read

NASA – NASA Satellites Observe Comet’s Trail

There will be no tsunamis, firestorms or mass extinctions to spoil your Memorial Day weekend. Image right: This infrared image from NASA’s Spitzer Space Telescope shows the broken Comet 73P/Schwassman-Wachmann 3 skimming along a trail of debris left during its…

Cape Horn

The southern tip of South America tapers off into a collection of rugged islands known as Tierra del Fuego. The southernmost headland in this archipelago (group of islands) is Cape Horn. Before the completion of the Panama Canal, ships had…

Hubble Finds that Earth is Safe from One Class of Gamma-ray Burst

Homeowners may have to worry about floods, hurricanes, and tornadoes destroying their homes, but at least they can remove long-duration gamma-ray bursts (GRBs) from their list of potential natural disasters, according to recent findings by NASA’s Hubble Space Telescope. Long-duration…

4 min read

Mount Ubinas, Peru

A faint white plume rose from the summit of the Ubinas Volcano on May 8, 2006, when the Advanced Spaceborne Thermal Emission and Reflection Radiometer (ASTER) on NASA’s Terra satellite captured this image. Peru’s most active volcano, Ubinas forced evacuations…

Paleoclimatology: Explaining the Evidence

Scientists’ efforts to explain the paleoclimate evidence-not just the when and where of climate change, but the how and why-have produced some of the most significant theories of how the Earth’s climate system works.

9 min read