🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.41 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 411.7

Radius: 8

Gravity: 6.43 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 0.71 AU - 0.93 AU

Year: 487 Days

Day: 12 Hours

Environment

Temp: -153 °C

Axial Tilt: 23.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 24,461,374 km

• M1: 99,483 km (0.08 R)
• M2: 582,085 km (0.03 R)
• M3: 848,370 km (0.026 R)
• M4: 1,165,218 km (0.117 R)
• M5: 1,487,751 km (0.071 R)
• M6: 1,771,987 km (0.062 R)
• M7: 2,035,279 km (0.089 R)
• M8: 2,298,122 km (0.102 R)
• M9: 3,397,966 km (0.087 R)
• M10: 3,757,899 km (0.05 R)
• M11: 4,169,741 km (0.109 R)
• M12: 4,526,233 km (0.09 R)
• M13: 5,023,048 km (0.106 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 799.3

Radius: 10.5

Gravity: 7.25 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 0.81 AU - 1.19 AU

Year: 656 Days

Day: 10.6 Hours

Environment

Temp: -169 °C

Axial Tilt: 16.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 24,461,374 km

• M1: 130,599 km (0.103 R)
• M2: 733,329 km (0.11 R)
• M3: 1,286,093 km (0.115 R)
• M4: 1,698,534 km (0.106 R)
• M5: 2,704,131 km (0.05 R)
• M6: 3,083,212 km (0.053 R)
• M7: 3,497,598 km (0.112 R)
• M8: 3,890,592 km (0.073 R)
• M9: 4,266,232 km (0.036 R)
• M10: 4,699,318 km (0.101 R)
• M11: 5,413,049 km (0.078 R)
• M12: 6,137,701 km (0.117 R)
• M13: 6,969,017 km (0.064 R)
• M14: 7,366,798 km (0.103 R)
• M15: 7,709,825 km (0.082 R)
• M16: 8,183,901 km (0.1 R)

Asteroid Belt

Center: 1.33 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 1.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 378.7

Radius: 8.7

Gravity: 5 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 1.52 AU - 1.78 AU

Year: 1390 Days

Day: 9.3 Hours

Environment

Temp: -180 °C

Axial Tilt: 98.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 24,461,374 km

• M1: 108,159 km (0.075 R)
• M2: 497,563 km (0.118 R)
• M3: 876,943 km (0.1 R)
• M4: 1,158,935 km (0.07 R)
• M5: 1,963,173 km (0.114 R)
• M6: 2,254,440 km (0.117 R)
• M7: 2,598,665 km (0.098 R)
• M8: 2,991,359 km (0.062 R)
• M9: 4,257,555 km (0.098 R)
• M10: 4,713,679 km (0.084 R)
• M11: 5,702,970 km (0.102 R)
• M12: 6,778,280 km (0.07 R)
• M13: 7,278,236 km (0.12 R)
• M14: 7,675,568 km (0.063 R)
• M15: 8,352,199 km (0.043 R)
• M16: 9,913,552 km (0.092 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 319.9

Radius: 8.6

Gravity: 4.33 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 2.45 AU - 3.31 AU

Year: 3206 Days

Day: 8.2 Hours

Environment

Temp: -205 °C

Axial Tilt: 3.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 24,461,374 km

• M1: 107,112 km (0.119 R)
• M2: 377,435 km (0.085 R)
• M3: 763,697 km (0.112 R)
• M4: 1,110,465 km (0.109 R)
• M5: 1,426,715 km (0.025 R)
• M6: 1,737,878 km (0.074 R)
• M7: 2,181,586 km (0.035 R)
• M8: 2,788,056 km (0.115 R)
• M9: 3,066,906 km (0.065 R)
• M10: 3,809,510 km (0.119 R)
• M11: 4,374,691 km (0.086 R)
• M12: 4,709,790 km (0.092 R)
• M13: 6,515,735 km (0.06 R)
• M14: 7,094,679 km (0.04 R)
• M15: 7,980,598 km (0.117 R)
• M16: 8,611,153 km (0.053 R)
• M17: 9,935,543 km (0.074 R)
• M18: 10,295,924 km (0.102 R)
• M19: 14,259,519 km (0.093 R)
• M20: 14,625,885 km (0.087 R)
• M21: 15,139,903 km (0.075 R)
• M22: 16,105,258 km (0.086 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 637.5

Radius: 14.6

Gravity: 2.99 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 2.89 AU - 4.57 AU

Year: 4726 Days

Day: 9.8 Hours

Environment

Temp: -216 °C

Axial Tilt: 47.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 24,461,374 km

• M1: 181,612 km (0.043 R)
• M2: 638,484 km (0.065 R)
• M3: 1,105,977 km (0.07 R)
• M4: 1,754,185 km (0.105 R)
• M5: 2,440,240 km (0.098 R)
• M6: 2,909,679 km (0.106 R)
• M7: 4,429,294 km (0.113 R)
• M8: 5,296,961 km (0.084 R)
• M9: 6,275,182 km (0.109 R)
• M10: 7,303,218 km (0.052 R)
• M11: 7,822,323 km (0.077 R)
• M12: 8,329,161 km (0.085 R)
• M13: 8,896,585 km (0.12 R)
• M14: 9,816,762 km (0.114 R)
• M15: 10,278,720 km (0.1 R)
• M16: 12,811,711 km (0.111 R)
• M17: 14,788,946 km (0.118 R)
• M18: 15,736,499 km (0.117 R)
• M19: 17,445,804 km (0.042 R)
• M20: 18,377,201 km (0.11 R)
• M21: 18,887,330 km (0.096 R)
• M22: 19,802,869 km (0.11 R)
• M23: 23,913,968 km (0.104 R)
• M24: 24,369,344 km (0.109 R)
• M25: 25,219,359 km (0.1 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.87 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 43.4

Radius: 6

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 7.17 AU - 8.57 AU

Year: 14483 Days

Day: 21.4 Hours

Environment

Temp: -223 °C

Axial Tilt: 26.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 24,461,374 km

• M1: 74,649 km (0.116 R)
• M2: 300,393 km (0.079 R)
• M3: 570,865 km (0.116 R)
• M4: 935,136 km (0.111 R)
• M5: 1,755,381 km (0.077 R)
• M6: 2,151,965 km (0.114 R)
• M7: 2,943,637 km (0.035 R)
• M8: 4,000,696 km (0.118 R)
• M9: 4,221,203 km (0.073 R)
• M10: 6,143,536 km (0.075 R)
• M11: 7,409,283 km (0.09 R)
• M12: 8,051,058 km (0.069 R)
• M13: 8,766,136 km (0.089 R)
• M14: 12,748,880 km (0.102 R)
• M15: 14,945,725 km (0.093 R)
• M16: 18,817,617 km (0.119 R)
• M17: 21,785,639 km (0.107 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 486 - 17,517 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit