In the U.S., the New Moon occurs tonight, Dec. 19, when the Moon is nearly invisible in the night sky, ending the waning crescent phase and beginning a new lunar cycle. However, in other parts of the world, depending on time zone, the New Moon may fall on Dec. 20.

The new moon in Sagittarius gives you a sense of optimism and confidence that you are happy to bestow upon others. Even if you encounter a few holiday grinches, your shine and charisma are likely to be contagious. People will feel both comforted and at peace when they are around you.

Jared Isaacman has poured fuel on the new space race between Elon Musk and Jeff Bezos, saying NASA will pick whichever lunar lander is ready first.

A rock no bigger than a golf ball could have caused the recent lunar impact, according to the observatory. At an ultra-high speed, estimated at roughly 78,000 mph, the meteorite could have left a sizable mark. NASA estimates that a 10-pound meteoroid could blast out a crater over 30-feet wide while throwing 165,000 pounds of moondust and debris.

On December 19 at 8:43 p.m., the sun and moon will meet in the optimism is my religion, lemonade-out-of-lemons, highway-is-my-home sign of Sagittarius. The mutable fire sign is associated with action and adaptability, moving through the world hungry for its marrow and open to its shifting sands and changing winds.

In a sweeping reset of US space policy, President Donald Trump on December 18, 2025, signed an executive order directing NASA to return astronauts to the Moon by 2028, establish the first elements of a permanent lunar base by 2030,

A new analysis of data from NASA’s Cassini spacecraft may upend Titan’s status as an ocean world. But it might still have pockets of water within a slushy ice layer

Saturn's giant moon Titan may not have a vast underground ocean after all. Titan instead may hold deep layers of ice and slush more akin to Earth’s polar seas, with pockets of melted water where life could possibly survive and even thrive,

A new NASA study of data from its old Cassini mission to Saturn suggests that giant moon Titan may not have a global ocean — but that life could still exist in pockets.

US President Donald Trump on Thursday confirmed that he wants to send astronauts back to the moon as soon as possible, putting eventual Mars missions on the back burner.