In 1990, NASA sent a X-ray telescope into space on Space Shuttle Columbia for the first time to perform observations of galactic and extragalactic objects: What was BBXRT?
411 डेस्क☆ सेव करें

सारांश
411 AI सारांश — 3 पॉइंट में
इस खबर को पढ़ें:
मूल रिपोर्ट: Economic Times

