任务型阅读Mars is the planet most like the earth. (1)Flyingto Mars is a difficult task for humans.There is an experiment with the name “Mars 500in Russia. Six volunteers take part in the experimentThey come from China, Russia, France and Italy.They won't go to outer space. They will...
The last giant impact on Earth is thought to have formed the Moon1. The timing of this event can be determined by dating the different rocks assumed to have crystallized from the lunar magma ocean (LMO). This has led to a wide range of estimates for the age of the Moon between 4.35 a...
who also claimed that full moons occurring at distances within 90% of the perigee distance can also qualify as a supermoon. As a result, there can be more than one supermoon per — typically most years see three; the perigean full moon flanked...
The international team looking into lunar time is debating whether a single organization should set and maintain time on the moon, according to the European Space Agency. There are also technical issues to consi...
She says this wild environment is as close to Mars as you can find on Earth. Because it is so high, the land is not warm or rich with plants, like the rest of Hawaii. “You will see there is really no visible plant life or animal life. And you have got this wonderful volcanic ...
Near-Earth asteroid, Kamo’oalewa (469219), is one of a small number of known quasi-satellites of Earth; it transitions between quasi-satellite and horseshoe orbital states on centennial timescales, maintaining this dynamics over megayears. The similarit
Co-Founder of Google Brain, Andrew Ng, Recommends: 5 Books For Turning Your Life AroundBlinkist: Andrew Ng's Reading List Related: Is there anything beyond the universe? All of the stars we can see without a telescope are much more massive than the sun. Stars like the sun and smaller ar...
Life thrives in Earth's salty oceans. There's certainly no evidence of life on Europa, but it could harbor environments that host life (as we know it). In other words, this moon could be a "habitable" world in space. "It's one of few places that potentially has the conditions for ...
There is lots of good news lately for SpaceX, especially NASA choosing the Hawthorne, CA-based company to build a$2.89 billion lunar landerfor NASA’s Artemis Moon landing slated for 2024. Key to that single-source contract, which eliminates two competitors including Jeff Bezos’ ...
If NASA makes it there, it’d be cool to keep the Perseverance rover around as a memorial to NASA’s accomplishments. Perhaps it could even witness the eventual demise of Phobos millennia after this week’s eclipse.