🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.05 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 281.8

Radius: 12.2

Gravity: 1.89 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 1.96 AU - 2.22 AU

Year: 2015 Days

Day: 6.5 Hours

Environment

Temp: -197 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 46,284,164 km

• M1: 153,039 km (0.067 R)
• M2: 559,496 km (0.071 R)
• M3: 949,647 km (0.117 R)
• M4: 1,473,240 km (0.101 R)
• M5: 2,121,298 km (0.104 R)
• M6: 3,021,727 km (0.12 R)
• M7: 4,355,841 km (0.061 R)
• M8: 8,624,916 km (0.084 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 504

Radius: 9.9

Gravity: 5.14 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 2.26 AU - 3.24 AU

Year: 3041 Days

Day: 14.6 Hours

Environment

Temp: -213 °C

Axial Tilt: 13.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 46,284,164 km

• M1: 123,119 km (0.108 R)
• M2: 460,911 km (0.097 R)
• M3: 1,053,319 km (0.1 R)
• M4: 1,405,322 km (0.109 R)
• M5: 1,918,892 km (0.071 R)
• M6: 4,116,933 km (0.112 R)
• M7: 4,493,621 km (0.047 R)
• M8: 5,244,602 km (0.104 R)
• M9: 6,428,221 km (0.095 R)
• M10: 7,260,882 km (0.084 R)
• M11: 7,812,898 km (0.046 R)
• M12: 9,035,412 km (0.101 R)
• M13: 9,637,992 km (0.087 R)
• M14: 10,042,056 km (0.083 R)
• M15: 11,772,604 km (0.099 R)
• M16: 13,556,409 km (0.084 R)
• M17: 14,346,436 km (0.081 R)
• M18: 15,413,966 km (0.084 R)
• M19: 16,953,927 km (0.103 R)
• M20: 17,980,766 km (0.095 R)
• M21: 18,369,272 km (0.103 R)
• M22: 19,568,897 km (0.103 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 910.6

Radius: 14

Gravity: 4.65 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 2.74 AU - 4.1 AU

Year: 4218 Days

Day: 9.4 Hours

Environment

Temp: -206 °C

Axial Tilt: 16.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 46,284,164 km

• M1: 175,927 km (0.089 R)
• M2: 640,129 km (0.081 R)
• M3: 1,459,327 km (0.09 R)
• M4: 1,976,337 km (0.055 R)
• M5: 2,452,208 km (0.106 R)
• M6: 3,175,215 km (0.105 R)
• M7: 4,014,309 km (0.119 R)
• M8: 4,486,889 km (0.051 R)
• M9: 5,602,440 km (0.066 R)
• M10: 6,507,208 km (0.1 R)
• M11: 7,402,701 km (0.085 R)
• M12: 8,416,675 km (0.041 R)
• M13: 8,918,127 km (0.101 R)
• M14: 9,728,499 km (0.083 R)
• M15: 10,765,212 km (0.108 R)
• M16: 11,684,342 km (0.115 R)
• M17: 13,731,738 km (0.082 R)
• M18: 15,317,775 km (0.063 R)
• M19: 16,067,111 km (0.106 R)
• M20: 21,583,831 km (0.119 R)
• M21: 22,233,385 km (0.091 R)
• M22: 23,420,145 km (0.094 R)
• M23: 24,570,702 km (0.105 R)
• M24: 26,818,859 km (0.118 R)
• M25: 28,163,445 km (0.116 R)
• M26: 29,552,611 km (0.105 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 394.8

Radius: 13.4

Gravity: 2.2 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 5.08 AU - 5.72 AU

Year: 8368 Days

Day: 14.6 Hours

Environment

Temp: -234 °C

Axial Tilt: 12.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 46,284,164 km

• M1: 183,407 km (0.119 R)
• M2: 1,468,453 km (0.117 R)
• M3: 1,966,913 km (0.081 R)
• M4: 2,456,995 km (0.116 R)
• M5: 3,231,763 km (0.108 R)
• M6: 3,850,350 km (0.051 R)
• M7: 4,442,758 km (0.026 R)
• M8: 4,870,907 km (0.042 R)
• M9: 5,780,013 km (0.119 R)
• M10: 6,974,552 km (0.077 R)
• M11: 7,781,782 km (0.062 R)
• M12: 8,982,155 km (0.119 R)
• M13: 9,452,042 km (0.048 R)
• M14: 10,675,603 km (0.094 R)
• M15: 14,627,530 km (0.07 R)
• M16: 15,581,965 km (0.118 R)
• M17: 18,082,493 km (0.052 R)
• M18: 18,902,888 km (0.113 R)
• M19: 20,471,421 km (0.081 R)
• M20: 22,905,528 km (0.045 R)
• M21: 26,646,672 km (0.07 R)
• M22: 28,524,724 km (0.063 R)
• M23: 30,585,135 km (0.111 R)
• M24: 32,843,614 km (0.103 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 486.8

Radius: 5.6

Gravity: 15.52 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 6.32 AU - 6.84 AU

Year: 11256 Days

Day: 21.7 Hours

Environment

Temp: -230 °C

Axial Tilt: 17.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 46,284,164 km

• M1: 71,358 km (0.074 R)
• M2: 439,369 km (0.042 R)
• M3: 929,751 km (0.069 R)
• M4: 1,760,767 km (0.102 R)
• M5: 3,278,138 km (0.119 R)
• M6: 3,873,687 km (0.091 R)
• M7: 4,337,291 km (0.066 R)
• M8: 6,128,277 km (0.087 R)
• M9: 6,757,037 km (0.045 R)
• M10: 7,674,969 km (0.095 R)
• M11: 10,102,045 km (0.09 R)
• M12: 10,714,947 km (0.039 R)
• M13: 11,625,400 km (0.043 R)
• M14: 15,785,717 km (0.1 R)
• M15: 19,722,834 km (0.04 R)
• M16: 21,168,099 km (0.115 R)
• M17: 21,748,688 km (0.113 R)
• M18: 25,925,610 km (0.106 R)
• M19: 27,168,768 km (0.113 R)
• M20: 30,188,252 km (0.116 R)
• M21: 31,242,618 km (0.038 R)
• M22: 37,003,333 km (0.106 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: 450 - 19,377 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit