🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.54

Radius: 0.78

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 0.99 AU - 1.01 AU

Year: 381 Days

Day: 15.5 Hours

Environment

Temp: 24 °C

Axial Tilt: 10.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.66

Radius: 1.22

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 1.14 AU - 1.46 AU

Year: 564 Days

Day: 36.1 Hours

Environment

Temp: -44 °C

Axial Tilt: 35 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.96

Radius: 1.31

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 1.7 AU - 1.9 AU

Year: 920 Days

Day: 35.9 Hours

Environment

Temp: -60 °C

Axial Tilt: 37.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.97

Radius: 1.74

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 1.53 AU - 2.21 AU

Year: 974 Days

Day: 45.7 Hours

Environment

Temp: -81 °C

Axial Tilt: 37.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.35

Radius: 1.62

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 1.92 AU - 2.78 AU

Year: 1372 Days

Day: 12.9 Hours

Environment

Temp: -102 °C

Axial Tilt: 6.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 51,383,509 km

• M1: 977,024 km (0.079 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.6

Radius: 1.21

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 3.3 AU - 4 AU

Year: 2655 Days

Day: 44 Hours

Environment

Temp: -122 °C

Axial Tilt: 46.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.77 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 298.4

Radius: 11.2

Gravity: 2.38 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 5.27 AU - 6.51 AU

Year: 5443 Days

Day: 6.4 Hours

Environment

Temp: -162 °C

Axial Tilt: 49.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (75)

Outer Limit: 51,383,509 km

• M1: 156,479 km (0.094 R)
• M2: 228,885 km (0.086 R)
• M3: 303,833 km (0.049 R)
• M4: 400,473 km (0.105 R)
• M5: 502,200 km (0.116 R)
• M6: 585,376 km (0.096 R)
• M7: 736,171 km (0.101 R)
• M8: 900,878 km (0.102 R)
• M9: 994,078 km (0.058 R)
• M10: 1,090,868 km (0.091 R)
• M11: 1,255,126 km (0.097 R)
• M12: 1,580,651 km (0.046 R)
• M13: 2,277,328 km (0.12 R)
• M14: 2,506,961 km (0.082 R)
• M15: 2,727,020 km (0.118 R)
• M16: 2,848,044 km (0.058 R)
• M17: 3,240,739 km (0.116 R)
• M18: 3,688,635 km (0.115 R)
• M19: 3,920,063 km (0.05 R)
• M20: 4,236,163 km (0.104 R)
• M21: 4,397,280 km (0.084 R)
• M22: 4,519,501 km (0.071 R)
• M23: 5,062,392 km (0.113 R)
• M24: 5,428,608 km (0.063 R)
• M25: 5,648,068 km (0.066 R)
• M26: 5,736,630 km (0.043 R)
• M27: 6,027,897 km (0.119 R)
• M28: 6,163,881 km (0.096 R)
• M29: 6,554,930 km (0.106 R)
• M30: 6,836,024 km (0.058 R)
• M31: 7,458,351 km (0.105 R)
• M32: 7,727,029 km (0.077 R)
• M33: 8,274,258 km (0.108 R)
• M34: 8,654,536 km (0.083 R)
• M35: 8,782,592 km (0.106 R)
• M36: 8,988,887 km (0.044 R)
• M37: 9,092,559 km (0.078 R)
• M38: 9,248,888 km (0.051 R)
• M39: 9,327,278 km (0.11 R)
• M40: 10,259,422 km (0.034 R)
• M41: 10,340,803 km (0.096 R)
• M42: 10,449,561 km (0.079 R)
• M43: 10,585,994 km (0.1 R)
• M44: 10,777,928 km (0.07 R)
• M45: 10,998,735 km (0.109 R)
• M46: 11,755,251 km (0.094 R)
• M47: 11,897,219 km (0.054 R)
• M48: 12,240,247 km (0.101 R)
• M49: 12,355,288 km (0.096 R)
• M50: 12,499,650 km (0.11 R)
• M51: 12,936,027 km (0.111 R)
• M52: 13,525,742 km (0.102 R)
• M53: 14,094,064 km (0.053 R)
• M54: 14,578,612 km (0.116 R)
• M55: 14,884,390 km (0.097 R)
• M56: 15,377,913 km (0.117 R)
• M57: 15,471,113 km (0.057 R)
• M58: 15,876,822 km (0.111 R)
• M59: 15,970,919 km (0.104 R)
• M60: 16,065,315 km (0.109 R)
• M61: 16,826,619 km (0.111 R)
• M62: 17,018,852 km (0.085 R)
• M63: 17,405,413 km (0.098 R)
• M64: 17,957,878 km (0.119 R)
• M65: 18,056,014 km (0.092 R)
• M66: 18,450,354 km (0.071 R)
• M67: 18,814,176 km (0.088 R)
• M68: 19,046,950 km (0.102 R)
• M69: 19,147,031 km (0.039 R)
• M70: 21,288,675 km (0.039 R)
• M71: 22,475,734 km (0.117 R)
• M72: 22,793,629 km (0.063 R)
• M73: 23,398,005 km (0.109 R)
• M74: 23,541,020 km (0.07 R)
• M75: 24,188,031 km (0.091 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 355.5

Radius: 7.4

Gravity: 6.49 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 12.09 AU - 13.07 AU

Year: 16991 Days

Day: 20 Hours

Environment

Temp: -199 °C

Axial Tilt: 1.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (76)

Outer Limit: 51,383,509 km

• M1: 105,915 km (0.117 R)
• M2: 246,836 km (0.094 R)
• M3: 308,471 km (0.097 R)
• M4: 362,476 km (0.11 R)
• M5: 497,563 km (0.047 R)
• M6: 667,805 km (0.115 R)
• M7: 741,257 km (0.074 R)
• M8: 837,150 km (0.091 R)
• M9: 999,463 km (0.079 R)
• M10: 1,521,410 km (0.111 R)
• M11: 1,619,995 km (0.104 R)
• M12: 1,928,466 km (0.069 R)
• M13: 2,283,312 km (0.119 R)
• M14: 2,629,033 km (0.088 R)
• M15: 3,862,467 km (0.097 R)
• M16: 4,308,568 km (0.105 R)
• M17: 4,770,826 km (0.104 R)
• M18: 6,449,763 km (0.103 R)
• M19: 7,142,850 km (0.068 R)
• M20: 7,226,026 km (0.085 R)
• M21: 7,477,350 km (0.031 R)
• M22: 7,604,060 km (0.084 R)
• M23: 7,816,788 km (0.112 R)
• M24: 8,248,228 km (0.041 R)
• M25: 8,731,878 km (0.114 R)
• M26: 9,224,654 km (0.1 R)
• M27: 9,542,998 km (0.099 R)
• M28: 11,284,467 km (0.057 R)
• M29: 13,223,554 km (0.081 R)
• M30: 13,325,730 km (0.088 R)
• M31: 14,204,916 km (0.076 R)
• M32: 14,361,994 km (0.061 R)
• M33: 15,102,653 km (0.117 R)
• M34: 15,531,550 km (0.1 R)
• M35: 15,585,405 km (0.025 R)
• M36: 16,456,215 km (0.104 R)
• M37: 16,952,880 km (0.118 R)
• M38: 17,119,532 km (0.057 R)
• M39: 18,244,508 km (0.075 R)
• M40: 18,415,348 km (0.058 R)
• M41: 18,643,784 km (0.116 R)
• M42: 19,451,164 km (0.069 R)
• M43: 20,624,310 km (0.12 R)
• M44: 21,579,194 km (0.051 R)
• M45: 23,904,244 km (0.062 R)
• M46: 24,216,006 km (0.057 R)
• M47: 24,717,757 km (0.099 R)
• M48: 25,222,949 km (0.115 R)
• M49: 25,795,310 km (0.082 R)
• M50: 25,986,945 km (0.119 R)
• M51: 26,371,861 km (0.069 R)
• M52: 26,694,094 km (0.111 R)
• M53: 27,603,051 km (0.117 R)
• M54: 28,720,547 km (0.107 R)
• M55: 29,785,684 km (0.087 R)
• M56: 30,390,508 km (0.084 R)
• M57: 30,863,836 km (0.108 R)
• M58: 31,544,057 km (0.104 R)
• M59: 32,160,550 km (0.059 R)
• M60: 35,942,085 km (0.119 R)
• M61: 37,377,776 km (0.099 R)
• M62: 39,272,283 km (0.071 R)
• M63: 40,305,257 km (0.089 R)
• M64: 43,153,750 km (0.063 R)
• M65: 44,295,930 km (0.11 R)
• M66: 44,832,387 km (0.072 R)
• M67: 45,679,710 km (0.1 R)
• M68: 45,989,078 km (0.069 R)
• M69: 46,610,059 km (0.087 R)
• M70: 47,077,552 km (0.068 R)
• M71: 47,390,062 km (0.117 R)
• M72: 47,468,302 km (0.103 R)
• M73: 48,410,619 km (0.115 R)
• M74: 48,489,307 km (0.107 R)
• M75: 49,676,516 km (0.051 R)
• M76: 51,033,518 km (0.09 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.66 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 184.7

Radius: 5.2

Gravity: 6.83 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 14.47 AU - 14.85 AU

Year: 21375 Days

Day: 21 Hours

Environment

Temp: -204 °C

Axial Tilt: 12.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (62)

Outer Limit: 51,383,509 km

• M1: 255,513 km (0.104 R)
• M2: 415,134 km (0.117 R)
• M3: 726,597 km (0.073 R)
• M4: 763,099 km (0.03 R)
• M5: 837,898 km (0.109 R)
• M6: 974,630 km (0.081 R)
• M7: 1,269,637 km (0.07 R)
• M8: 3,226,676 km (0.103 R)
• M9: 3,504,181 km (0.034 R)
• M10: 6,136,205 km (0.101 R)
• M11: 6,517,979 km (0.077 R)
• M12: 7,996,305 km (0.073 R)
• M13: 8,329,161 km (0.091 R)
• M14: 9,008,185 km (0.063 R)
• M15: 9,837,406 km (0.061 R)
• M16: 9,970,698 km (0.115 R)
• M17: 10,238,777 km (0.087 R)
• M18: 11,149,529 km (0.075 R)
• M19: 11,288,356 km (0.092 R)
• M20: 13,096,097 km (0.1 R)
• M21: 14,283,305 km (0.117 R)
• M22: 14,636,057 km (0.072 R)
• M23: 14,991,651 km (0.076 R)
• M24: 15,093,827 km (0.029 R)
• M25: 15,556,234 km (0.086 R)
• M26: 15,659,606 km (0.097 R)
• M27: 16,023,278 km (0.077 R)
• M28: 17,024,387 km (0.088 R)
• M29: 18,317,661 km (0.082 R)
• M30: 19,252,648 km (0.114 R)
• M31: 19,363,649 km (0.077 R)
• M32: 19,586,251 km (0.115 R)
• M33: 21,111,401 km (0.105 R)
• M34: 22,674,400 km (0.113 R)
• M35: 22,909,119 km (0.081 R)
• M36: 25,787,681 km (0.076 R)
• M37: 25,910,052 km (0.11 R)
• M38: 26,648,467 km (0.081 R)
• M39: 28,398,164 km (0.056 R)
• M40: 28,714,414 km (0.083 R)
• M41: 29,159,318 km (0.071 R)
• M42: 30,442,718 km (0.047 R)
• M43: 30,831,373 km (0.087 R)
• M44: 31,221,674 km (0.102 R)
• M45: 32,204,532 km (0.098 R)
• M46: 32,931,727 km (0.027 R)
• M47: 33,864,919 km (0.062 R)
• M48: 34,402,125 km (0.109 R)
• M49: 36,167,529 km (0.081 R)
• M50: 36,510,408 km (0.098 R)
• M51: 38,031,668 km (0.042 R)
• M52: 41,278,989 km (0.095 R)
• M53: 41,780,741 km (0.036 R)
• M54: 42,718,270 km (0.072 R)
• M55: 43,225,856 km (0.091 R)
• M56: 43,443,970 km (0.04 R)
• M57: 44,760,730 km (0.111 R)
• M58: 44,981,387 km (0.09 R)
• M59: 45,571,850 km (0.106 R)
• M60: 49,167,435 km (0.115 R)
• M61: 50,156,725 km (0.065 R)
• M62: 50,233,170 km (0.047 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 245 - 13,894 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit