资讯
NASA is working on a new space observatory, NEO Surveyor, the first spacecraft designed to assess the threats of asteroids well in advance. The mission launch date is expected to be in the fall of ...
NASA recently tracked asteroid 2024 YR4, which initially showed a 3 per cent chance of hitting Earth in 2032. New data shows it's no longer a threat, but the incident highlights the need for strong ...
16 小时
The Brighterside of News on MSNNASA's Lucy prepares for second asteroid flyby on the road to JupiterNASA’s Lucy spacecraft is closing in on its second close encounter with an asteroid, expected to happen on April 20, 2025.
16 小时
Space.com on MSNNew photos from European Mars orbiter show dynamic, volcanic Red Planet terrainThe European Space Agency (ESA) just released some new snapshots from its Mars Express orbiter that detail the dynamic ...
18 小时
SYFY on MSNApril Meteor Showers Fill the Sky Starting This WeekIt’s said that if you catch one in the night sky the universe might grant you a wish. On any given night, shooting stars are ...
For people in the northern hemisphere, brilliant fireballs are headed your way. The spectacular annual Lyrids meteor shower will illuminate the night sky between April 16-25 and you can spot as many ...
You may have seen a meteorite before, even if you didn’t know it. Nearly 100,000 pounds of meteoritic matter enters Earth’s ...
This year marks the 80th anniversary of the end of World War II. A tragedy that showed the most perverse side of human beings ...
It has always been anchored in society the idea that the Vikings were the first men to travel the seas to find other destinations. Countless generations have had to pass for us to ...
Why Semiconductor is relevant to the UPSC exam? What is the significance of topics such as Supreme Court interpretation on Governor's assent to Bills, SC sub-categorisation and Mehul Choksi on both ...
一些您可能无法访问的结果已被隐去。
显示无法访问的结果