🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.55 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 190.5

Radius: 12.7

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 0.86 AU - 1.34 AU

Year: 745 Days

Day: 13.4 Hours

Environment

Temp: -160 °C

Axial Tilt: 12.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 82,489,127 km

• M1: 157,975 km (0.119 R)
• M2: 681,717 km (0.108 R)
• M3: 1,180,926 km (0.12 R)
• M4: 1,754,783 km (0.091 R)
• M5: 2,268,502 km (0.05 R)
• M6: 2,902,797 km (0.085 R)
• M7: 3,713,618 km (0.117 R)
• M8: 4,742,552 km (0.075 R)
• M9: 5,191,645 km (0.094 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 398.1

Radius: 10.8

Gravity: 3.41 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 2.27 AU - 3.17 AU

Year: 2896 Days

Day: 10.7 Hours

Environment

Temp: -198 °C

Axial Tilt: 36.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 82,489,127 km

• M1: 134,339 km (0.093 R)
• M2: 511,625 km (0.1 R)
• M3: 1,050,626 km (0.103 R)
• M4: 1,728,304 km (0.113 R)
• M5: 2,385,488 km (0.11 R)
• M6: 2,810,196 km (0.118 R)
• M7: 3,685,044 km (0.087 R)
• M8: 4,235,714 km (0.12 R)
• M9: 4,583,529 km (0.06 R)
• M10: 5,062,242 km (0.084 R)
• M11: 6,018,173 km (0.063 R)
• M12: 6,593,227 km (0.086 R)
• M13: 6,949,868 km (0.085 R)
• M14: 7,852,991 km (0.054 R)
• M15: 8,476,066 km (0.097 R)
• M16: 10,433,554 km (0.119 R)
• M17: 11,033,441 km (0.041 R)
• M18: 12,138,371 km (0.063 R)
• M19: 13,489,689 km (0.069 R)
• M20: 14,292,581 km (0.098 R)
• M21: 16,240,195 km (0.112 R)
• M22: 17,046,079 km (0.085 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 179.3

Radius: 11.8

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 3 AU - 3.32 AU

Year: 3627 Days

Day: 13.7 Hours

Environment

Temp: -200 °C

Axial Tilt: 26.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 82,489,127 km

• M1: 146,756 km (0.101 R)
• M2: 593,754 km (0.112 R)
• M3: 1,507,947 km (0.119 R)
• M4: 2,195,798 km (0.106 R)
• M5: 2,932,866 km (0.06 R)
• M6: 3,533,651 km (0.094 R)
• M7: 4,792,817 km (0.066 R)
• M8: 6,280,418 km (0.04 R)
• M9: 8,055,845 km (0.096 R)
• M10: 11,710,821 km (0.052 R)
• M11: 13,474,729 km (0.086 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 812.4

Radius: 13.7

Gravity: 4.33 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 4.63 AU - 4.67 AU

Year: 6474 Days

Day: 13.2 Hours

Environment

Temp: -206 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 82,489,127 km

• M1: 174,282 km (0.088 R)
• M2: 948,002 km (0.113 R)
• M3: 1,819,110 km (0.102 R)
• M4: 2,607,790 km (0.08 R)
• M5: 3,501,488 km (0.117 R)
• M6: 4,590,411 km (0.102 R)
• M7: 5,454,937 km (0.099 R)
• M8: 7,432,022 km (0.116 R)
• M9: 9,399,085 km (0.092 R)
• M10: 10,172,805 km (0.119 R)
• M11: 11,286,860 km (0.058 R)
• M12: 12,373,689 km (0.08 R)
• M13: 16,309,758 km (0.12 R)
• M14: 17,027,529 km (0.092 R)
• M15: 18,386,326 km (0.082 R)
• M16: 22,977,635 km (0.088 R)
• M17: 25,148,449 km (0.103 R)
• M18: 25,668,152 km (0.095 R)
• M19: 30,673,996 km (0.12 R)
• M20: 31,567,245 km (0.071 R)
• M21: 33,405,653 km (0.059 R)
• M22: 37,071,400 km (0.026 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 934.8

Radius: 5.6

Gravity: 29.81 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 7.68 AU - 11.6 AU

Year: 19326 Days

Day: 21.8 Hours

Environment

Temp: -225 °C

Axial Tilt: 45.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 82,489,127 km

• M1: 69,713 km (0.093 R)
• M2: 503,846 km (0.115 R)
• M3: 854,952 km (0.059 R)
• M4: 1,194,838 km (0.096 R)
• M5: 1,518,269 km (0.057 R)
• M6: 1,859,651 km (0.099 R)
• M7: 2,142,840 km (0.062 R)
• M8: 2,454,452 km (0.098 R)
• M9: 2,695,155 km (0.111 R)
• M10: 3,309,105 km (0.101 R)
• M11: 3,664,250 km (0.108 R)
• M12: 4,177,072 km (0.103 R)
• M13: 4,921,172 km (0.119 R)
• M14: 5,960,428 km (0.062 R)
• M15: 6,622,548 km (0.118 R)
• M16: 9,472,388 km (0.094 R)
• M17: 10,684,280 km (0.108 R)
• M18: 12,064,320 km (0.11 R)
• M19: 12,761,446 km (0.104 R)
• M20: 13,265,292 km (0.107 R)
• M21: 18,411,758 km (0.115 R)
• M22: 18,869,527 km (0.052 R)
• M23: 19,334,777 km (0.097 R)
• M24: 19,522,971 km (0.107 R)
• M25: 19,903,249 km (0.105 R)
• M26: 21,675,385 km (0.1 R)
• M27: 26,677,040 km (0.104 R)
• M28: 27,263,015 km (0.087 R)
• M29: 27,977,644 km (0.089 R)
• M30: 33,603,571 km (0.115 R)
• M31: 59,157,580 km (0.089 R)
• M32: 60,554,824 km (0.12 R)
• M33: 62,589,056 km (0.042 R)
• M34: 65,937,505 km (0.1 R)
• M35: 70,066,706 km (0.109 R)
• M36: 81,504,062 km (0.1 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: 378 - 18,526 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit