🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.65

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 0.49 AU - 0.69 AU

Year: 297 Days

Day: 36.8 Hours

Environment

Temp: -119 °C

Axial Tilt: 6.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 75,425,403 km

• M1: 64,028 km (0.068 R)
• M2: 378,632 km (0.102 R)

Asteroid Belt

Center: 1.11 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 516.1

Radius: 8.2

Gravity: 7.68 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 1.28 AU - 1.96 AU

Year: 1353 Days

Day: 9.7 Hours

Environment

Temp: -182 °C

Axial Tilt: 31 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 75,425,403 km

• M1: 102,475 km (0.088 R)
• M2: 362,924 km (0.037 R)
• M3: 629,059 km (0.052 R)
• M4: 945,907 km (0.067 R)
• M5: 1,232,537 km (0.105 R)
• M6: 1,560,306 km (0.08 R)
• M7: 1,915,601 km (0.076 R)
• M8: 2,301,563 km (0.098 R)
• M9: 2,562,462 km (0.082 R)
• M10: 2,991,209 km (0.06 R)
• M11: 3,391,833 km (0.091 R)
• M12: 4,009,073 km (0.104 R)
• M13: 4,407,004 km (0.116 R)
• M14: 4,812,115 km (0.11 R)
• M15: 6,359,705 km (0.111 R)
• M16: 6,974,851 km (0.08 R)
• M17: 7,246,670 km (0.06 R)
• M18: 9,472,986 km (0.106 R)
• M19: 11,054,535 km (0.118 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 423.2

Radius: 9

Gravity: 5.22 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 2.05 AU - 3.05 AU

Year: 2671 Days

Day: 8.7 Hours

Environment

Temp: -200 °C

Axial Tilt: 23.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 75,425,403 km

• M1: 111,899 km (0.084 R)
• M2: 481,107 km (0.081 R)
• M3: 923,168 km (0.078 R)
• M4: 1,288,337 km (0.078 R)
• M5: 1,675,646 km (0.085 R)
• M6: 2,956,503 km (0.076 R)
• M7: 3,377,022 km (0.104 R)
• M8: 4,904,117 km (0.058 R)
• M9: 5,285,143 km (0.078 R)
• M10: 6,495,540 km (0.107 R)
• M11: 6,928,177 km (0.108 R)
• M12: 7,208,224 km (0.088 R)
• M13: 8,094,292 km (0.079 R)
• M14: 9,386,518 km (0.114 R)
• M15: 10,188,961 km (0.103 R)
• M16: 10,885,788 km (0.065 R)
• M17: 11,930,281 km (0.064 R)
• M18: 12,704,300 km (0.073 R)
• M19: 13,381,829 km (0.117 R)
• M20: 14,172,603 km (0.074 R)
• M21: 14,625,137 km (0.115 R)
• M22: 15,227,866 km (0.11 R)
• M23: 16,433,326 km (0.067 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 38.3

Radius: 8.7

Gravity: 0.51 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 2.76 AU - 4.56 AU

Year: 4593 Days

Day: 11.1 Hours

Environment

Temp: -202 °C

Axial Tilt: 8.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 75,425,403 km

• M1: 134,189 km (0.1 R)
• M2: 449,093 km (0.058 R)
• M3: 955,182 km (0.108 R)
• M4: 1,387,071 km (0.059 R)
• M5: 2,874,373 km (0.054 R)
• M6: 3,782,133 km (0.109 R)
• M7: 4,468,339 km (0.111 R)
• M8: 9,636,496 km (0.036 R)
• M9: 10,590,781 km (0.104 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.89 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 80.8

Radius: 7.6

Gravity: 1.4 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 5.97 AU - 7.81 AU

Year: 11864 Days

Day: 17.4 Hours

Environment

Temp: -230 °C

Axial Tilt: 34.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 75,425,403 km

• M1: 94,546 km (0.04 R)
• M2: 362,775 km (0.116 R)
• M3: 1,003,951 km (0.078 R)
• M4: 1,615,956 km (0.097 R)
• M5: 2,225,568 km (0.079 R)
• M6: 2,518,630 km (0.089 R)
• M7: 9,529,684 km (0.059 R)
• M8: 9,851,768 km (0.091 R)
• M9: 18,351,919 km (0.054 R)
• M10: 21,758,861 km (0.086 R)
• M11: 24,126,845 km (0.092 R)
• M12: 26,187,855 km (0.094 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 961

Radius: 5.8

Gravity: 28.57 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 6.62 AU - 8.44 AU

Year: 13555 Days

Day: 24.5 Hours

Environment

Temp: -234 °C

Axial Tilt: 26.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 75,425,403 km

• M1: 74,949 km (0.053 R)
• M2: 377,884 km (0.095 R)
• M3: 780,751 km (0.047 R)
• M4: 1,037,611 km (0.102 R)
• M5: 1,393,205 km (0.091 R)
• M6: 2,325,798 km (0.117 R)
• M7: 2,675,259 km (0.1 R)
• M8: 3,109,691 km (0.032 R)
• M9: 5,076,305 km (0.059 R)
• M10: 6,630,327 km (0.07 R)
• M11: 7,515,498 km (0.092 R)
• M12: 8,083,072 km (0.03 R)
• M13: 11,601,315 km (0.097 R)
• M14: 17,121,028 km (0.118 R)
• M15: 22,590,176 km (0.114 R)
• M16: 23,968,421 km (0.106 R)
• M17: 27,217,986 km (0.082 R)
• M18: 27,768,207 km (0.072 R)
• M19: 29,926,904 km (0.105 R)
• M20: 30,395,295 km (0.067 R)
• M21: 33,559,141 km (0.086 R)
• M22: 36,534,942 km (0.075 R)
• M23: 39,822,953 km (0.11 R)
• M24: 40,961,393 km (0.095 R)
• M25: 41,249,369 km (0.119 R)
• M26: 42,267,831 km (0.087 R)
• M27: 45,269,961 km (0.086 R)
• M28: 47,454,090 km (0.106 R)
• M29: 50,035,102 km (0.097 R)
• M30: 51,527,191 km (0.082 R)
• M31: 53,906,845 km (0.09 R)
• M32: 55,123,823 km (0.116 R)
• M33: 56,358,903 km (0.09 R)
• M34: 57,792,949 km (0.089 R)
• M35: 57,973,812 km (0.097 R)
• M36: 64,353,264 km (0.111 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 478.9

Radius: 4.6

Gravity: 22.63 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 9.56 AU - 12.24 AU

Year: 23607 Days

Day: 23.6 Hours

Environment

Temp: -222 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 75,425,403 km

• M1: 57,146 km (0.101 R)
• M2: 204,351 km (0.047 R)
• M3: 348,862 km (0.076 R)
• M4: 511,625 km (0.06 R)
• M5: 892,950 km (0.104 R)
• M6: 3,098,621 km (0.079 R)
• M7: 3,999,948 km (0.093 R)
• M8: 5,063,888 km (0.101 R)
• M9: 6,007,850 km (0.118 R)
• M10: 6,565,252 km (0.091 R)
• M11: 7,782,680 km (0.043 R)
• M12: 8,185,696 km (0.103 R)
• M13: 9,253,975 km (0.087 R)
• M14: 10,411,862 km (0.091 R)
• M15: 10,715,845 km (0.071 R)
• M16: 11,728,323 km (0.118 R)
• M17: 14,762,467 km (0.067 R)
• M18: 17,503,100 km (0.109 R)
• M19: 17,674,091 km (0.029 R)
• M20: 18,281,608 km (0.067 R)
• M21: 18,813,129 km (0.03 R)
• M22: 25,140,670 km (0.072 R)
• M23: 25,358,485 km (0.032 R)
• M24: 25,908,556 km (0.104 R)
• M25: 30,722,167 km (0.095 R)
• M26: 36,376,368 km (0.077 R)
• M27: 38,357,044 km (0.086 R)
• M28: 39,962,827 km (0.115 R)
• M29: 45,048,108 km (0.041 R)
• M30: 53,189,523 km (0.111 R)
• M31: 53,368,741 km (0.082 R)
• M32: 63,863,181 km (0.084 R)
• M33: 69,912,919 km (0.12 R)
• M34: 72,304,092 km (0.119 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 206 - 10,694 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit