They now believe Titan possesses many parallels to Earth, including lakes, rivers, channels, dunes, rain, clouds, mountains and possibly volcanoes ... for future exploration—in particular, the ...

The solar wind pushes some of the gas and dust away from the comet, forming those beautiful tails we see. A comet actually ...

Melting glaciers may be setting off volcanoes worldwide, triggering eruptions and possibly accelerating climate change.

New research reveals more about why Saturn's large moon tilts, a puzzle that has intrigued scientists for decades.

Veniaminof is an ice-clad volcano in the Aleutian Arc of Alaska. It's carefully monitored, but only two of its 13 eruptions since 1993 have been preceded by enough signs to alert observing scientists.

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"Instead, we've got a new mystery on our hands." Titan is the only moon in the solar system known to have a substantial atmosphere.

One of the world's most active volcano is living up to its taglineThe latest event was preceded by gas-pistoning, in which gas accumulates at a lava column's top within a vent, on Tuesday. The ...

A volcano seems to have been identified near the rim of Jezero crater on Mars, which is being explored by NASA’s Perseverance rover. The vehicle may have already sampled material spewed out by ...

The USGS has set up three Kīlauea summit livestream videos, which can be seen here. It is the 25th eruptive episode since the volcano on the southeastern part of the island began erupting Dec. 23 ...