🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.98 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1

Radius: 1

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 0.92 AU - 1.04 AU

Year: 346 Days

Day: 29.4 Hours

Environment

Temp: 169 °C

Axial Tilt: 2.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.13 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.41

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 1.08 AU - 1.18 AU

Year: 428 Days

Day: 25.4 Hours

Environment

Temp: 28 °C

Axial Tilt: 20.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.98

Radius: 1.74

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 1.5 AU - 1.8 AU

Year: 755 Days

Day: 26.5 Hours

Environment

Temp: -31 °C

Axial Tilt: 47.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.79 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.22

Radius: 0.55

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 1.6 AU - 1.98 AU

Year: 854 Days

Day: 18.2 Hours

Environment

Temp: -47 °C

Axial Tilt: 10.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 64,463,562 km

• M1: 289,023 km (0.115 R)

Asteroid Belt

Center: 3.83 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 777.7

Radius: 14.3

Gravity: 3.8 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 5.19 AU - 6.53 AU

Year: 5056 Days

Day: 10.1 Hours

Environment

Temp: -136 °C

Axial Tilt: 15.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (81)

Outer Limit: 64,463,562 km

• M1: 178,769 km (0.101 R)
• M2: 333,753 km (0.111 R)
• M3: 573,857 km (0.117 R)
• M4: 688,749 km (0.031 R)
• M5: 826,079 km (0.102 R)
• M6: 1,087,427 km (0.089 R)
• M7: 1,313,619 km (0.078 R)
• M8: 1,489,696 km (0.104 R)
• M9: 1,589,328 km (0.066 R)
• M10: 1,884,484 km (0.113 R)
• M11: 2,085,095 km (0.083 R)
• M12: 2,235,591 km (0.105 R)
• M13: 2,331,632 km (0.109 R)
• M14: 2,468,514 km (0.045 R)
• M15: 2,853,729 km (0.105 R)
• M16: 3,042,970 km (0.048 R)
• M17: 3,193,316 km (0.054 R)
• M18: 3,981,547 km (0.091 R)
• M19: 4,434,380 km (0.11 R)
• M20: 4,556,452 km (0.106 R)
• M21: 4,654,738 km (0.045 R)
• M22: 5,004,797 km (0.107 R)
• M23: 5,493,683 km (0.06 R)
• M24: 5,677,838 km (0.105 R)
• M25: 5,863,937 km (0.089 R)
• M26: 6,656,656 km (0.077 R)
• M27: 6,853,078 km (0.12 R)
• M28: 7,051,595 km (0.107 R)
• M29: 7,512,207 km (0.106 R)
• M30: 7,923,451 km (0.073 R)
• M31: 8,402,464 km (0.086 R)
• M32: 8,645,560 km (0.075 R)
• M33: 8,921,867 km (0.12 R)
• M34: 9,014,618 km (0.076 R)
• M35: 9,169,901 km (0.098 R)
• M36: 9,736,428 km (0.116 R)
• M37: 9,863,885 km (0.066 R)
• M38: 10,023,955 km (0.118 R)
• M39: 10,607,536 km (0.101 R)
• M40: 11,302,269 km (0.111 R)
• M41: 11,402,798 km (0.051 R)
• M42: 11,604,606 km (0.107 R)
• M43: 12,148,693 km (0.084 R)
• M44: 12,251,617 km (0.078 R)
• M45: 12,736,015 km (0.12 R)
• M46: 13,085,775 km (0.065 R)
• M47: 13,297,156 km (0.093 R)
• M48: 13,545,190 km (0.119 R)
• M49: 13,687,756 km (0.108 R)
• M50: 14,589,383 km (0.114 R)
• M51: 14,735,390 km (0.088 R)
• M52: 14,845,345 km (0.107 R)
• M53: 14,955,449 km (0.07 R)
• M54: 15,176,554 km (0.111 R)
• M55: 15,287,556 km (0.079 R)
• M56: 15,398,707 km (0.105 R)
• M57: 15,808,905 km (0.113 R)
• M58: 17,874,552 km (0.102 R)
• M59: 18,581,851 km (0.11 R)
• M60: 19,018,527 km (0.105 R)
• M61: 19,498,886 km (0.097 R)
• M62: 20,389,891 km (0.079 R)
• M63: 21,626,317 km (0.062 R)
• M64: 21,751,381 km (0.059 R)
• M65: 22,002,107 km (0.112 R)
• M66: 22,127,769 km (0.117 R)
• M67: 22,422,028 km (0.118 R)
• M68: 22,929,464 km (0.068 R)
• M69: 23,826,602 km (0.084 R)
• M70: 24,431,127 km (0.034 R)
• M71: 24,778,943 km (0.108 R)
• M72: 25,479,210 km (0.057 R)
• M73: 26,274,921 km (0.11 R)
• M74: 26,720,573 km (0.083 R)
• M75: 28,436,461 km (0.033 R)
• M76: 29,169,640 km (0.086 R)
• M77: 29,492,472 km (0.112 R)
• M78: 30,234,478 km (0.106 R)
• M79: 31,029,740 km (0.043 R)
• M80: 31,170,811 km (0.079 R)
• M81: 31,453,551 km (0.083 R)

Planet 6 - Ice Giant

Semi-Major Axis: 15.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 837

Radius: 4.2

Gravity: 47.45 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 14.62 AU - 17 AU

Year: 22407 Days

Day: 16.8 Hours

Environment

Temp: -192 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (96)

Outer Limit: 64,463,562 km

• M1: 55,052 km (0.11 R)
• M2: 197,469 km (0.099 R)
• M3: 300,243 km (0.078 R)
• M4: 701,913 km (0.1 R)
• M5: 1,122,283 km (0.077 R)
• M6: 1,245,701 km (0.055 R)
• M7: 1,539,212 km (0.1 R)
• M8: 1,817,614 km (0.094 R)
• M9: 2,036,625 km (0.068 R)
• M10: 2,620,057 km (0.086 R)
• M11: 3,035,939 km (0.036 R)
• M12: 3,881,466 km (0.043 R)
• M13: 3,927,842 km (0.109 R)
• M14: 4,499,156 km (0.072 R)
• M15: 4,596,993 km (0.119 R)
• M16: 4,695,428 km (0.115 R)
• M17: 4,894,394 km (0.052 R)
• M18: 5,876,653 km (0.117 R)
• M19: 6,253,490 km (0.1 R)
• M20: 7,545,717 km (0.117 R)
• M21: 7,603,761 km (0.107 R)
• M22: 8,013,958 km (0.07 R)
• M23: 9,474,332 km (0.118 R)
• M24: 9,788,637 km (0.042 R)
• M25: 10,298,766 km (0.088 R)
• M26: 10,948,619 km (0.058 R)
• M27: 11,477,897 km (0.077 R)
• M28: 12,837,292 km (0.043 R)
• M29: 14,103,489 km (0.069 R)
• M30: 15,630,285 km (0.076 R)
• M31: 16,076,086 km (0.105 R)
• M32: 20,432,975 km (0.05 R)
• M33: 21,083,426 km (0.07 R)
• M34: 22,822,801 km (0.065 R)
• M35: 23,922,495 km (0.116 R)
• M36: 24,178,606 km (0.093 R)
• M37: 25,212,477 km (0.109 R)
• M38: 25,386,310 km (0.11 R)
• M39: 25,473,226 km (0.086 R)
• M40: 27,770,002 km (0.055 R)
• M41: 29,581,333 km (0.05 R)
• M42: 30,408,759 km (0.115 R)
• M43: 30,593,662 km (0.096 R)
• M44: 32,463,336 km (0.107 R)
• M45: 32,557,733 km (0.112 R)
• M46: 33,602,674 km (0.103 R)
• M47: 34,948,456 km (0.096 R)
• M48: 36,901,307 km (0.111 R)
• M49: 40,707,974 km (0.115 R)
• M50: 41,218,103 km (0.066 R)
• M51: 42,347,716 km (0.117 R)
• M52: 42,450,939 km (0.115 R)
• M53: 44,009,001 km (0.093 R)
• M54: 44,427,725 km (0.118 R)
• M55: 44,532,593 km (0.069 R)
• M56: 44,637,461 km (0.056 R)
• M57: 45,374,381 km (0.047 R)
• M58: 46,540,646 km (0.059 R)
• M59: 46,860,336 km (0.041 R)
• M60: 47,931,457 km (0.06 R)
• M61: 50,316,047 km (0.032 R)
• M62: 50,753,770 km (0.035 R)
• M63: 51,632,957 km (0.066 R)
• M64: 54,862,027 km (0.118 R)
• M65: 55,087,172 km (0.032 R)
• M66: 58,730,030 km (0.049 R)
• M67: 59,652,899 km (0.083 R)
• M68: 59,768,688 km (0.111 R)
• M69: 60,464,318 km (0.1 R)
• M70: 61,980,941 km (0.071 R)
• M71: 62,450,080 km (0.046 R)
• M72: 62,685,098 km (0.106 R)
• M73: 63,864,677 km (0.116 R)
• M74: 64,219,823 km (0.103 R)
• M75: 64,338,454 km (0.118 R)
• M76: 65,647,585 km (0.055 R)
• M77: 65,766,964 km (0.05 R)
• M78: 66,125,849 km (0.085 R)
• M79: 67,085,669 km (0.095 R)
• M80: 68,897,898 km (0.111 R)
• M81: 69,262,169 km (0.047 R)
• M82: 71,339,036 km (0.097 R)
• M83: 71,953,733 km (0.107 R)
• M84: 73,188,514 km (0.102 R)
• M85: 73,312,381 km (0.069 R)
• M86: 74,804,022 km (0.105 R)
• M87: 75,178,465 km (0.118 R)
• M88: 76,808,484 km (0.118 R)
• M89: 77,943,782 km (0.092 R)
• M90: 79,720,705 km (0.057 R)
• M91: 80,998,122 km (0.084 R)
• M92: 83,055,990 km (0.114 R)
• M93: 83,832,104 km (0.051 R)
• M94: 86,044,207 km (0.054 R)
• M95: 86,305,704 km (0.102 R)
• M96: 87,223,039 km (0.107 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.34 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 833.7

Radius: 4.3

Gravity: 45.09 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 13.53 AU - 19.15 AU

Year: 23544 Days

Day: 22.6 Hours

Environment

Temp: -182 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (99)

Outer Limit: 64,463,562 km

• M1: 56,398 km (0.083 R)
• M2: 85,420 km (0.076 R)
• M3: 187,596 km (0.1 R)
• M4: 236,664 km (0.062 R)
• M5: 328,966 km (0.049 R)
• M6: 596,148 km (0.086 R)
• M7: 724,054 km (0.068 R)
• M8: 917,484 km (0.097 R)
• M9: 1,838,857 km (0.071 R)
• M10: 2,257,133 km (0.08 R)
• M11: 2,416,454 km (0.114 R)
• M12: 2,456,846 km (0.078 R)
• M13: 2,497,387 km (0.114 R)
• M14: 2,620,655 km (0.11 R)
• M15: 2,703,982 km (0.069 R)
• M16: 3,221,590 km (0.084 R)
• M17: 4,345,220 km (0.107 R)
• M18: 4,443,954 km (0.116 R)
• M19: 4,493,471 km (0.114 R)
• M20: 4,593,253 km (0.116 R)
• M21: 4,845,924 km (0.105 R)
• M22: 4,999,710 km (0.089 R)
• M23: 5,259,562 km (0.106 R)
• M24: 5,523,752 km (0.072 R)
• M25: 5,901,038 km (0.065 R)
• M26: 6,510,350 km (0.112 R)
• M27: 7,373,230 km (0.039 R)
• M28: 7,550,055 km (0.035 R)
• M29: 8,210,380 km (0.118 R)
• M30: 9,972,942 km (0.103 R)
• M31: 10,037,868 km (0.081 R)
• M32: 10,299,514 km (0.074 R)
• M33: 12,053,848 km (0.083 R)
• M34: 12,123,112 km (0.098 R)
• M35: 12,471,526 km (0.077 R)
• M36: 13,392,899 km (0.097 R)
• M37: 13,536,663 km (0.076 R)
• M38: 15,375,520 km (0.079 R)
• M39: 16,592,797 km (0.026 R)
• M40: 17,290,971 km (0.101 R)
• M41: 17,998,718 km (0.104 R)
• M42: 18,475,935 km (0.097 R)
• M43: 19,605,250 km (0.088 R)
• M44: 22,269,289 km (0.088 R)
• M45: 25,310,015 km (0.113 R)
• M46: 26,292,275 km (0.108 R)
• M47: 26,652,506 km (0.104 R)
• M48: 26,923,727 km (0.094 R)
• M49: 28,662,952 km (0.119 R)
• M50: 30,155,340 km (0.095 R)
• M51: 30,532,477 km (0.106 R)
• M52: 30,627,022 km (0.113 R)
• M53: 30,721,568 km (0.094 R)
• M54: 32,056,281 km (0.069 R)
• M55: 32,344,705 km (0.037 R)
• M56: 32,441,046 km (0.045 R)
• M57: 34,289,627 km (0.098 R)
• M58: 36,773,550 km (0.038 R)
• M59: 36,874,080 km (0.062 R)
• M60: 37,884,614 km (0.115 R)
• M61: 38,699,772 km (0.088 R)
• M62: 39,006,747 km (0.068 R)
• M63: 41,388,196 km (0.1 R)
• M64: 41,912,087 km (0.087 R)
• M65: 43,603,142 km (0.096 R)
• M66: 44,029,496 km (0.1 R)
• M67: 44,993,504 km (0.119 R)
• M68: 45,316,486 km (0.092 R)
• M69: 47,817,613 km (0.104 R)
• M70: 49,029,655 km (0.096 R)
• M71: 49,694,917 km (0.076 R)
• M72: 49,806,068 km (0.066 R)
• M73: 51,258,962 km (0.107 R)
• M74: 51,821,450 km (0.114 R)
• M75: 51,934,247 km (0.034 R)
• M76: 52,047,044 km (0.116 R)
• M77: 54,091,748 km (0.098 R)
• M78: 56,742,472 km (0.107 R)
• M79: 56,858,710 km (0.092 R)
• M80: 57,908,139 km (0.11 R)
• M81: 58,728,833 km (0.114 R)
• M82: 61,094,574 km (0.087 R)
• M83: 62,408,941 km (0.063 R)
• M84: 63,250,129 km (0.097 R)
• M85: 65,552,590 km (0.037 R)
• M86: 65,674,512 km (0.119 R)
• M87: 72,118,142 km (0.078 R)
• M88: 74,013,995 km (0.112 R)
• M89: 74,649,487 km (0.119 R)
• M90: 75,286,924 km (0.099 R)
• M91: 76,438,827 km (0.046 R)
• M92: 76,824,042 km (0.038 R)
• M93: 80,189,695 km (0.041 R)
• M94: 80,711,791 km (0.114 R)
• M95: 83,338,879 km (0.093 R)
• M96: 83,603,219 km (0.111 R)
• M97: 86,795,937 km (0.096 R)
• M98: 87,331,946 km (0.103 R)
• M99: 90,028,447 km (0.1 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.14 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 219.7

Radius: 4.5

Gravity: 10.85 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 16.73 AU - 19.55 AU

Year: 27539 Days

Day: 16.9 Hours

Environment

Temp: -192 °C

Axial Tilt: 48.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (60)

Outer Limit: 64,463,562 km

• M1: 111,002 km (0.071 R)
• M2: 295,456 km (0.099 R)
• M3: 590,612 km (0.059 R)
• M4: 1,405,472 km (0.114 R)
• M5: 1,882,689 km (0.117 R)
• M6: 1,971,700 km (0.078 R)
• M7: 4,451,434 km (0.11 R)
• M8: 4,771,125 km (0.108 R)
• M9: 6,884,195 km (0.076 R)
• M10: 8,300,887 km (0.061 R)
• M11: 9,243,054 km (0.043 R)
• M12: 9,855,508 km (0.11 R)
• M13: 11,660,406 km (0.117 R)
• M14: 11,715,009 km (0.085 R)
• M15: 11,769,612 km (0.076 R)
• M16: 12,099,625 km (0.072 R)
• M17: 13,621,634 km (0.095 R)
• M18: 13,794,420 km (0.036 R)
• M19: 14,492,892 km (0.089 R)
• M20: 14,669,418 km (0.045 R)
• M21: 14,965,023 km (0.102 R)
• M22: 15,803,070 km (0.117 R)
• M23: 16,411,036 km (0.075 R)
• M24: 17,026,631 km (0.097 R)
• M25: 17,212,881 km (0.063 R)
• M26: 17,775,369 km (0.078 R)
• M27: 18,153,702 km (0.103 R)
• M28: 25,259,900 km (0.058 R)
• M29: 25,756,116 km (0.043 R)
• M30: 27,046,996 km (0.092 R)
• M31: 27,846,148 km (0.071 R)
• M32: 28,800,582 km (0.029 R)
• M33: 29,244,738 km (0.074 R)
• M34: 30,440,025 km (0.115 R)
• M35: 31,119,349 km (0.083 R)
• M36: 32,955,364 km (0.079 R)
• M37: 33,264,732 km (0.097 R)
• M38: 33,497,506 km (0.101 R)
• M39: 34,198,821 km (0.05 R)
• M40: 35,457,388 km (0.065 R)
• M41: 36,172,017 km (0.078 R)
• M42: 36,731,214 km (0.096 R)
• M43: 38,100,782 km (0.076 R)
• M44: 39,815,772 km (0.088 R)
• M45: 43,829,035 km (0.112 R)
• M46: 46,575,053 km (0.1 R)
• M47: 46,748,437 km (0.08 R)
• M48: 47,183,168 km (0.087 R)
• M49: 49,730,222 km (0.089 R)
• M50: 50,886,464 km (0.072 R)
• M51: 51,244,003 km (0.059 R)
• M52: 53,406,589 km (0.091 R)
• M53: 53,679,007 km (0.115 R)
• M54: 56,059,408 km (0.088 R)
• M55: 56,891,322 km (0.042 R)
• M56: 57,076,824 km (0.037 R)
• M57: 57,169,574 km (0.106 R)
• M58: 58,287,070 km (0.111 R)
• M59: 58,661,065 km (0.08 R)
• M60: 61,301,767 km (0.109 R)

Kuiper Belt

Range: 30.8 - 57.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 499 - 19,549 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit