ବୈଜ୍ଞାନିକ

1. 1

   ମହାକାଶରେ ଆମର ସ୍ଥାନ

   • Our place in space · 10 ମିନିଟ

     From your street to the edge of the Milky Way: where Earth sits, how far away things are, and how we measure it.

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   ସୂର୍ଯ୍ୟ ଠାରୁ ନେପଚୁନ ପର୍ଯ୍ୟନ୍ତ ଏକ ପଥName

   • A walk from the Sun to Neptune · 10 ମିନିଟ

     Almost every picture of the solar system is wrong about scale. Walk it at true scale and feel how empty space really is.

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   ପ୍ରତ୍ୟେକ ଦୁନିଆରେ ଦିନ ଏବଂ ବର୍ଷ

   • Days and years on each world · 10 ମିନିଟ

     Venus takes longer to spin once than to go around the Sun, Jupiter spins in under ten hours, and Neptune's year is 165 of ours. Why?

4. 4

   ଆମର କାହିଁକି ଋତୁ ରହିଛି

   • Why we have seasons · 12 ମିନିଟ

     It is not about distance from the Sun. It is about tilt. See why summer days are long and winter noons are low.

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   ଚନ୍ଦ୍ରର ଅବସ୍ଥାନ ଏବଂ ଗ୍ରହଣ

   • Moon phases and eclipses · 12 ମିନିଟ

     Why the Moon changes shape through the month, and why we do not get an eclipse every new and full Moon.

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   ରାତିର ଆକାଶ ଏବଂ ଆଲୋକ ପ୍ରଦୂଷଣ

   • The night sky and light pollution · 10 ମିନିଟ

     Most people alive today have never seen a truly dark sky. See how many stars light pollution hides, and what anyone can do about it.

ସାଧନ ଏବଂ ପାଠଗୁଡ଼ିକ କେବଳ ଶିକ୍ଷାର୍ଥୀମାନଙ୍କ ପାଇଁ ସରଳ ନମୁନା ବ୍ୟବହାର କରିଥାଏ। ଏହାକୁ ନେଭିଗେସନ, ମିଶନ ଯୋଜନା କିମ୍ବା କୌଣସି କାର୍ଯ୍ୟକାରୀ ନିଷ୍ପତ୍ତି ପାଇଁ ବ୍ୟବହାର କରାଯାଇପାରିବ ନାହିଁ। ପ୍ରମାଣପତ୍ରଗୁଡ଼ିକ ମୁକ୍ତ ଏବଂ ଅଣ-ସଂସ୍ଥାଗତ। ଶିକ୍ଷାଗତ ବିଷୟବସ୍ତୁ ନିଷେଧ ପଢନ୍ତୁ