🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.88 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 276.8

Radius: 10.3

Gravity: 2.61 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 1.71 AU - 1.81 AU

Year: 1557 Days

Day: 8.3 Hours

Environment

Temp: -204 °C

Axial Tilt: 5.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 23,877,691 km

• M1: 139,425 km (0.104 R)
• M2: 508,932 km (0.11 R)
• M3: 905,666 km (0.098 R)
• M4: 1,341,743 km (0.113 R)
• M5: 1,705,266 km (0.066 R)
• M6: 2,083,898 km (0.053 R)
• M7: 2,770,702 km (0.102 R)
• M8: 3,469,773 km (0.088 R)
• M9: 3,908,394 km (0.108 R)
• M10: 5,159,780 km (0.101 R)
• M11: 5,631,163 km (0.112 R)
• M12: 6,326,195 km (0.088 R)
• M13: 7,560,826 km (0.108 R)
• M14: 8,433,430 km (0.057 R)
• M15: 8,894,341 km (0.08 R)
• M16: 10,015,129 km (0.065 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 117.6

Radius: 9.5

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 2 AU - 2.18 AU

Year: 2015 Days

Day: 13.2 Hours

Environment

Temp: -199 °C

Axial Tilt: 50 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 23,877,691 km

• M1: 118,482 km (0.101 R)
• M2: 479,611 km (0.115 R)
• M3: 802,144 km (0.08 R)
• M4: 1,440,927 km (0.077 R)
• M5: 2,367,237 km (0.092 R)
• M6: 3,463,490 km (0.108 R)
• M7: 4,228,234 km (0.092 R)
• M8: 5,551,727 km (0.116 R)
• M9: 6,069,634 km (0.105 R)
• M10: 6,951,215 km (0.107 R)
• M11: 7,294,392 km (0.081 R)
• M12: 8,443,453 km (0.112 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 599.4

Radius: 11.2

Gravity: 4.78 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 1.86 AU - 2.38 AU

Year: 2058 Days

Day: 7.6 Hours

Environment

Temp: -202 °C

Axial Tilt: 19.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 23,877,691 km

• M1: 140,024 km (0.094 R)
• M2: 525,687 km (0.096 R)
• M3: 1,064,688 km (0.116 R)
• M4: 1,416,692 km (0.082 R)
• M5: 1,902,436 km (0.108 R)
• M6: 2,951,716 km (0.109 R)
• M7: 3,682,800 km (0.049 R)
• M8: 4,312,159 km (0.118 R)
• M9: 5,143,175 km (0.115 R)
• M10: 6,252,293 km (0.1 R)
• M11: 6,931,019 km (0.102 R)
• M12: 7,950,977 km (0.111 R)
• M13: 8,621,924 km (0.105 R)
• M14: 9,972,792 km (0.089 R)
• M15: 10,899,701 km (0.066 R)
• M16: 15,606,050 km (0.118 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 499.4

Radius: 9.1

Gravity: 6.03 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 2.09 AU - 2.27 AU

Year: 2146 Days

Day: 9 Hours

Environment

Temp: -209 °C

Axial Tilt: 17.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 23,877,691 km

• M1: 113,545 km (0.086 R)
• M2: 432,487 km (0.098 R)
• M3: 721,959 km (0.113 R)
• M4: 1,493,585 km (0.03 R)
• M5: 2,517,134 km (0.073 R)
• M6: 3,124,052 km (0.096 R)
• M7: 3,412,776 km (0.065 R)
• M8: 3,970,327 km (0.086 R)
• M9: 4,329,213 km (0.077 R)
• M10: 4,983,105 km (0.074 R)
• M11: 5,795,721 km (0.103 R)
• M12: 6,879,108 km (0.119 R)
• M13: 7,856,282 km (0.09 R)
• M14: 9,244,999 km (0.08 R)
• M15: 9,843,989 km (0.053 R)
• M16: 10,972,555 km (0.061 R)
• M17: 11,342,361 km (0.09 R)
• M18: 11,989,970 km (0.119 R)
• M19: 12,303,228 km (0.08 R)
• M20: 13,568,976 km (0.061 R)
• M21: 14,919,396 km (0.103 R)
• M22: 15,465,428 km (0.088 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 650.6

Radius: 12.8

Gravity: 3.97 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 3.21 AU - 4.57 AU

Year: 5116 Days

Day: 13.1 Hours

Environment

Temp: -213 °C

Axial Tilt: 9.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 23,877,691 km

• M1: 159,172 km (0.11 R)
• M2: 736,321 km (0.045 R)
• M3: 1,236,576 km (0.08 R)
• M4: 2,542,865 km (0.113 R)
• M5: 3,372,235 km (0.067 R)
• M6: 3,884,309 km (0.087 R)
• M7: 4,448,143 km (0.064 R)
• M8: 4,906,361 km (0.107 R)
• M9: 5,537,964 km (0.104 R)
• M10: 6,506,460 km (0.1 R)
• M11: 7,065,208 km (0.117 R)
• M12: 7,513,852 km (0.105 R)
• M13: 9,297,956 km (0.088 R)
• M14: 11,726,678 km (0.118 R)
• M15: 14,884,839 km (0.098 R)
• M16: 16,993,869 km (0.034 R)
• M17: 20,590,352 km (0.076 R)
• M18: 23,504,967 km (0.113 R)
• M19: 25,220,107 km (0.077 R)
• M20: 28,118,565 km (0.09 R)
• M21: 28,550,006 km (0.059 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 754.1

Radius: 9.4

Gravity: 8.53 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 3.8 AU - 4.9 AU

Year: 6050 Days

Day: 12 Hours

Environment

Temp: -231 °C

Axial Tilt: 16.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 23,877,691 km

• M1: 116,836 km (0.056 R)
• M2: 616,942 km (0.111 R)
• M3: 925,263 km (0.033 R)
• M4: 1,384,977 km (0.097 R)
• M5: 2,242,472 km (0.086 R)
• M6: 2,864,201 km (0.1 R)
• M7: 3,687,737 km (0.114 R)
• M8: 5,829,231 km (0.054 R)
• M9: 6,549,245 km (0.093 R)
• M10: 7,663,001 km (0.062 R)
• M11: 8,008,872 km (0.066 R)
• M12: 9,367,220 km (0.084 R)
• M13: 10,308,041 km (0.101 R)
• M14: 12,014,205 km (0.108 R)
• M15: 12,376,681 km (0.075 R)
• M16: 12,907,454 km (0.1 R)
• M17: 14,766,806 km (0.075 R)
• M18: 16,164,050 km (0.076 R)
• M19: 16,479,103 km (0.076 R)
• M20: 17,056,551 km (0.106 R)
• M21: 17,713,884 km (0.119 R)
• M22: 19,715,952 km (0.069 R)
• M23: 20,440,006 km (0.056 R)
• M24: 22,561,603 km (0.109 R)
• M25: 26,620,791 km (0.12 R)
• M26: 34,772,828 km (0.105 R)
• M27: 35,192,899 km (0.08 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 42.7

Radius: 7.4

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 6.59 AU - 8.69 AU

Year: 14082 Days

Day: 19.5 Hours

Environment

Temp: -229 °C

Axial Tilt: 31.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 23,877,691 km

• M1: 99,782 km (0.117 R)
• M2: 420,819 km (0.071 R)
• M3: 1,905,129 km (0.118 R)
• M4: 2,772,198 km (0.057 R)
• M5: 3,553,548 km (0.084 R)
• M6: 4,685,106 km (0.078 R)
• M7: 5,788,241 km (0.058 R)
• M8: 6,899,304 km (0.088 R)
• M9: 11,035,835 km (0.086 R)
• M10: 20,485,334 km (0.09 R)
• M11: 21,400,275 km (0.118 R)
• M12: 23,101,352 km (0.114 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 498 - 15,598 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit