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pitch to voters on Election DayDisney expected to lay off thousands in its biggest round of cuts this yearDisney expected to lay off thousands in its biggest round of cuts this yearDisney expected to lay off thousands in its biggest round of cuts this yearAckman warns speculative trading is turning the stock market into a casinoAckman warns speculative trading is turning the stock market into a casinoAckman warns speculative trading is turning the stock market into a casinoRedMagic takes its RGB liquid-cooled gaming phone global as the 12 ProRedMagic takes its RGB liquid-cooled gaming phone global as the 12 ProRedMagic takes its RGB liquid-cooled gaming phone global as the 12 ProMalachi Jordan commits to St. John's, its first five-star recruit in 13 yearsMalachi Jordan commits to St. John's, its first five-star recruit in 13 yearsMalachi Jordan commits to St. John's, its first five-star recruit in 13 yearsSigns point to a big BioWare N7 Day celebration planned before the studio closedSigns point to a big BioWare N7 Day celebration planned before the studio closedSigns point to a big BioWare N7 Day celebration planned before the studio closedCritics of Ilhan Omar describe threats and intimidation, report saysCritics of Ilhan Omar describe threats and intimidation, report saysCritics of Ilhan Omar describe threats and intimidation, report saysGoogle app may replace its bottom bar tabs with Videos, Images and YouGoogle app may replace its bottom bar tabs with Videos, Images and YouGoogle app may replace its bottom bar tabs with Videos, Images and YouStar Wars Jedi: Survivor's final hidden secret found after three and a half yearsStar Wars Jedi: Survivor's final hidden secret found after three and a half yearsStar Wars Jedi: Survivor's final hidden secret found after three and a half yearsWar widens in the Black Sea, testing NATO's red linesWar widens in the Black Sea, testing NATO's red linesWar widens in the Black Sea, testing NATO's red linesGoogle confirms Android Family Hub, a new family space inside SettingsGoogle confirms Android Family Hub, a new family space inside SettingsGoogle confirms Android Family Hub, a new family space inside SettingsFive rescued off Kiribati after three months adrift at sea, four still missingFive rescued off Kiribati after three months adrift at sea, four still missingFive rescued off Kiribati after three months adrift at sea, four still missingDeath toll reaches 31 after Russian strikes hit a Ukrainian aid siteDeath toll reaches 31 after Russian strikes hit a Ukrainian aid siteDeath toll reaches 31 after Russian strikes hit a Ukrainian aid siteKing calls the slave trade a shameful chapter in Commonwealth addressKing calls the slave trade a shameful chapter in Commonwealth addressKing calls the slave trade a shameful chapter in Commonwealth addressScientists spot a potentially massive dwarf planet candidate beyond PlutoScientists spot a potentially massive dwarf planet candidate beyond PlutoScientists spot a potentially massive dwarf planet candidate beyond PlutoEating blueberries every day may ease depressive symptoms in older adultsEating blueberries every day may ease depressive symptoms in older adultsEating blueberries every day may ease depressive symptoms in older adultsIran warns of a 'new battlefield' after reported US strike on QeshmIran warns of a 'new battlefield' after reported US strike on QeshmIran warns of a 'new battlefield' after reported US strike on Qeshm
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USA • 2026-11-02, 07:02 ET • ~1 min read

Planetary defense: How military and civil satellites are watching fireballs to help keep Earth safe from space rocks

سیاراتی دفاع: فوجی اور شہری سیٹلائٹس شہاب ثاقب پر نظر رکھ کر زمین کو خلائی چٹانوں سے کیسے محفوظ رکھ رہے ہیں

ग्रह रक्षा: सैन्य और नागरिक उपग्रह आग के गोलों पर नज़र रखकर पृथ्वी को अंतरिक्ष चट्टानों से कैसे सुरक्षित रख रहे हैं

Planetary defense: How military and civil satellites are watching fireballs to help keep Earth safe from space rocks

Key points

اہم نکات

मुख्य बातें

  • Military and civilian satellites are working together to watch fireballs streaking through Earth's atmosphere, giving scientists a powerful new tool for planetary defence.
  • The value of combining sensors was shown on 1 April 2026, when a meteor exploded over the South Atlantic near Argentina and was spotted by US government satellite sensors, NOAA's GOES-E weather satellite and Europe's Meteosat Third Generation Imager-1, peaking at roughly 90 kilometres altitude.
  • By combining data from several sensors, researchers can work out a fireball's path, speed and energy, tell a natural space rock apart from falling space debris, and trace objects back to their source region in the asteroid belt.
  • فوجی اور شہری سیٹلائٹس مل کر زمین کی فضا میں سے گزرنے والے شہاب ثاقب پر نظر رکھ رہے ہیں، جو سائنسدانوں کو سیاراتی دفاع کے لیے ایک طاقتور نیا ذریعہ دے رہے ہیں۔ کئی سینسرز کو ملانے کی اہمیت یکم اپریل 2026 کو سامنے آئی، جب ارجنٹائن کے قریب جنوبی بحر اوقیانوس کے اوپر ایک شہاب پھٹا اور امریکی حکومت کے سیٹلائٹ سینسرز، نووا کے گوئز-ای موسمی سیٹلائٹ اور یورپ کے میٹیوسیٹ تھرڈ جنریشن امیجر-1 نے اسے دیکھا، جس کی چمک تقریباً 90 کلومیٹر کی بلندی پر سب سے زیادہ تھی۔ کئی سینسرز کے ڈیٹا کو ملا کر محققین شہاب کا راستہ، رفتار اور توانائی معلوم کر سکتے ہیں، قدرتی خلائی چٹان کو گرتے ہوئے خلائی ملبے سے الگ پہچان سکتے ہیں، اور ان اشیا کو سیارچوں کی پٹی میں ان کے ماخذ تک واپس تلاش کر سکتے ہیں۔
  • सैन्य और नागरिक उपग्रह मिलकर पृथ्वी के वायुमंडल से गुज़रने वाले आग के गोलों पर नज़र रख रहे हैं, जो वैज्ञानिकों को ग्रह रक्षा के लिए एक शक्तिशाली नया साधन दे रहे हैं। कई सेंसरों को मिलाने का महत्व 1 अप्रैल 2026 को सामने आया, जब अर्जेंटीना के पास दक्षिण अटलांटिक के ऊपर एक उल्का फटा और अमेरिकी सरकार के उपग्रह सेंसरों, एनओएए के गोईएस-ई मौसम उपग्रह और यूरोप के मेटियोसैट थर्ड जनरेशन इमेजर-1 ने इसे देखा, जिसकी चमक लगभग 90 किलोमीटर की ऊंचाई पर सबसे ज़्यादा थी। कई सेंसरों के डेटा को मिलाकर शोधकर्ता आग के गोले का रास्ता, गति और ऊर्जा निकाल सकते हैं, प्राकृतिक अंतरिक्ष चट्टान को गिरते हुए अंतरिक्ष मलबे से अलग पहचान सकते हैं, और इन वस्तुओं को क्षुद्रग्रह पट्टी में उनके स्रोत तक वापस खोज सकते हैं।

Military and civilian satellites are working together to watch fireballs streaking through Earth's atmosphere, giving scientists a powerful new tool for planetary defence. The value of combining sensors was shown on 1 April 2026, when a meteor exploded over the South Atlantic near Argentina and was spotted by US government satellite sensors, NOAA's GOES-E weather satellite and Europe's Meteosat Third Generation Imager-1, peaking at roughly 90 kilometres altitude. By combining data from several sensors, researchers can work out a fireball's path, speed and energy, tell a natural space rock apart from falling space debris, and trace objects back to their source region in the asteroid belt.

فوجی اور شہری سیٹلائٹس مل کر زمین کی فضا میں سے گزرنے والے شہاب ثاقب پر نظر رکھ رہے ہیں، جو سائنسدانوں کو سیاراتی دفاع کے لیے ایک طاقتور نیا ذریعہ دے رہے ہیں۔ کئی سینسرز کو ملانے کی اہمیت یکم اپریل 2026 کو سامنے آئی، جب ارجنٹائن کے قریب جنوبی بحر اوقیانوس کے اوپر ایک شہاب پھٹا اور امریکی حکومت کے سیٹلائٹ سینسرز، نووا کے گوئز-ای موسمی سیٹلائٹ اور یورپ کے میٹیوسیٹ تھرڈ جنریشن امیجر-1 نے اسے دیکھا، جس کی چمک تقریباً 90 کلومیٹر کی بلندی پر سب سے زیادہ تھی۔ کئی سینسرز کے ڈیٹا کو ملا کر محققین شہاب کا راستہ، رفتار اور توانائی معلوم کر سکتے ہیں، قدرتی خلائی چٹان کو گرتے ہوئے خلائی ملبے سے الگ پہچان سکتے ہیں، اور ان اشیا کو سیارچوں کی پٹی میں ان کے ماخذ تک واپس تلاش کر سکتے ہیں۔

सैन्य और नागरिक उपग्रह मिलकर पृथ्वी के वायुमंडल से गुज़रने वाले आग के गोलों पर नज़र रख रहे हैं, जो वैज्ञानिकों को ग्रह रक्षा के लिए एक शक्तिशाली नया साधन दे रहे हैं। कई सेंसरों को मिलाने का महत्व 1 अप्रैल 2026 को सामने आया, जब अर्जेंटीना के पास दक्षिण अटलांटिक के ऊपर एक उल्का फटा और अमेरिकी सरकार के उपग्रह सेंसरों, एनओएए के गोईएस-ई मौसम उपग्रह और यूरोप के मेटियोसैट थर्ड जनरेशन इमेजर-1 ने इसे देखा, जिसकी चमक लगभग 90 किलोमीटर की ऊंचाई पर सबसे ज़्यादा थी। कई सेंसरों के डेटा को मिलाकर शोधकर्ता आग के गोले का रास्ता, गति और ऊर्जा निकाल सकते हैं, प्राकृतिक अंतरिक्ष चट्टान को गिरते हुए अंतरिक्ष मलबे से अलग पहचान सकते हैं, और इन वस्तुओं को क्षुद्रग्रह पट्टी में उनके स्रोत तक वापस खोज सकते हैं।

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