Planeettojen kaasukehät
Kaasujen liikenopeuksia eri lämpötiloissa

| Lämpötila K | Lämpötila °C | Vety H2 2 amu | Helium He 4 amu | Vesihöyry H20 18 amu | Typpi N2 28 amu | Hiilidioksidi CO2 44 amu |
| --- | --- | --- | --- | --- | --- | --- |
| 0 | -273 | 0 | 0 | 0 | 0 | 0 |
| 10 | -263 | 353 | 249 | 117 | 94 | 75 |
| 20 | -253 | 499 | 353 | 166 | 133 | 106 |
| 30 | -243 | 611 | 432 | 203 | 163 | 130 |
| 40 | -233 | 706 | 499 | 235 | 188 | 150 |
| 50 | -223 | 789 | 558 | 263 | 211 | 168 |
| 60 | -213 | 865 | 611 | 288 | 231 | 184 |
| 70 | -203 | 934 | 660 | 311 | 249 | 199 |
| 80 | -193 | 998 | 706 | 332 | 266 | 212 |
| 90 | -183 | 1059 | 749 | 353 | 283 | 225 |
| 100 | -173 | 1116 | 789 | 372 | 298 | 238 |
| 110 | -163 | 1171 | 828 | 390 | 313 | 249 |
| 120 | -153 | 1223 | 865 | 407 | 326 | 260 |
| 130 | -143 | 1273 | 900 | 424 | 340 | 271 |
| 140 | -133 | 1321 | 934 | 440 | 353 | 281 |
| 150 | -123 | 1367 | 967 | 455 | 365 | 291 |
| 160 | -113 | 1412 | 998 | 470 | 377 | 301 |
| 170 | -103 | 1456 | 1029 | 485 | 389 | 310 |
| 180 | -93 | 1498 | 1059 | 499 | 400 | 319 |
| 190 | -83 | 1539 | 1088 | 513 | 411 | 328 |
| 200 | -73 | 1579 | 1116 | 526 | 422 | 336 |
| 210 | -63 | 1618 | 1144 | 539 | 432 | 345 |
| 220 | -53 | 1656 | 1171 | 552 | 442 | 353 |
| 230 | -43 | 1693 | 1197 | 564 | 452 | 361 |
| 240 | -33 | 1730 | 1223 | 576 | 462 | 368 |
| 250 | -23 | 1765 | 1248 | 588 | 471 | 376 |
| 260 | -13 | 1800 | 1273 | 600 | 481 | 383 |
| 270 | -3 | 1834 | 1297 | 611 | 490 | 391 |
| 280 | 7 | 1868 | 1321 | 622 | 499 | 398 |
| 290 | 17 | 1901 | 1344 | 633 | 508 | 405 |
| 300 | 27 | 1934 | 1367 | 644 | 516 | 412 |
| 310 | 37 | 1966 | 1390 | 655 | 525 | 419 |
| 320 | 47 | 1997 | 1412 | 665 | 533 | 425 |
| 330 | 57 | 2028 | 1434 | 676 | 542 | 432 |
| 340 | 67 | 2059 | 1456 | 686 | 550 | 439 |
| 350 | 77 | 2089 | 1477 | 696 | 558 | 445 |
| 360 | 87 | 2118 | 1498 | 706 | 566 | 451 |
| 370 | 97 | 2148 | 1518 | 716 | 574 | 457 |
| 380 | 107 | 2176 | 1539 | 725 | 581 | 464 |
| 390 | 117 | 2205 | 1559 | 735 | 589 | 470 |
| 400 | 127 | 2233 | 1579 | 744 | 596 | 476 |
| 410 | 137 | 2261 | 1598 | 753 | 604 | 482 |
| 420 | 147 | 2288 | 1618 | 762 | 611 | 487 |
| 430 | 157 | 2315 | 1637 | 771 | 618 | 493 |
| 440 | 167 | 2342 | 1656 | 780 | 626 | 499 |
| 450 | 177 | 2368 | 1675 | 789 | 633 | 505 |
| 460 | 187 | 2395 | 1693 | 798 | 640 | 510 |
| 470 | 197 | 2421 | 1711 | 807 | 647 | 516 |
| 480 | 207 | 2446 | 1730 | 815 | 653 | 521 |
| 490 | 217 | 2471 | 1747 | 823 | 660 | 527 |
| 500 | 227 | 2497 | 1765 | 832 | 667 | 532 |
| 510 | 237 | 2521 | 1783 | 840 | 674 | 537 |
| 520 | 247 | 2546 | 1800 | 848 | 680 | 542 |
| 530 | 257 | 2570 | 1817 | 856 | 687 | 548 |
| 540 | 267 | 2595 | 1834 | 865 | 693 | 553 |
| 550 | 277 | 2618 | 1851 | 872 | 699 | 558 |
| 560 | 287 | 2642 | 1868 | 880 | 706 | 563 |
| 570 | 297 | 2666 | 1885 | 888 | 712 | 568 |
| 580 | 307 | 2689 | 1901 | 896 | 718 | 573 |
| 590 | 317 | 2712 | 1918 | 904 | 724 | 578 |
| 600 | 327 | 2735 | 1934 | 911 | 731 | 583 |
| 610 | 337 | 2758 | 1950 | 919 | 737 | 588 |
| 620 | 347 | 2780 | 1966 | 926 | 743 | 592 |
| 630 | 357 | 2802 | 1982 | 934 | 749 | 597 |
| 640 | 367 | 2825 | 1997 | 941 | 755 | 602 |
| 650 | 377 | 2847 | 2013 | 949 | 760 | 607 |
| 660 | 387 | 2868 | 2028 | 956 | 766 | 611 |
| 670 | 397 | 2890 | 2043 | 963 | 772 | 616 |
| 680 | 407 | 2912 | 2059 | 970 | 778 | 620 |
| 690 | 417 | 2933 | 2074 | 977 | 783 | 625 |
| 700 | 427 | 2954 | 2089 | 984 | 789 | 629 |
| 710 | 437 | 2975 | 2104 | 991 | 795 | 634 |
| 720 | 447 | 2996 | 2118 | 998 | 800 | 638 |
| 730 | 457 | 3017 | 2133 | 1005 | 806 | 643 |
| 740 | 467 | 3037 | 2148 | 1012 | 811 | 647 |
| 750 | 477 | 3058 | 2162 | 1019 | 817 | 652 |
| 760 | 487 | 3078 | 2176 | 1026 | 822 | 656 |
| 770 | 497 | 3098 | 2191 | 1032 | 828 | 660 |
| 780 | 507 | 3118 | 2205 | 1039 | 833 | 664 |
| 790 | 517 | 3138 | 2219 | 1046 | 838 | 669 |