🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 722

Radius: 13.3

Gravity: 4.08 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 0.48 AU - 0.68 AU

Year: 295 Days

Day: 12.1 Hours

Environment

Temp: -145 °C

Axial Tilt: 23 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 83,399,157 km

• M1: 165,904 km (0.071 R)
• M2: 628,311 km (0.102 R)
• M3: 1,054,515 km (0.106 R)
• M4: 1,819,409 km (0.095 R)
• M5: 2,666,732 km (0.114 R)
• M6: 4,362,872 km (0.061 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 373.8

Radius: 10.8

Gravity: 3.2 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 1.15 AU - 1.57 AU

Year: 1058 Days

Day: 5.5 Hours

Environment

Temp: -182 °C

Axial Tilt: 36.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 83,399,157 km

• M1: 134,339 km (0.098 R)
• M2: 600,187 km (0.106 R)
• M3: 984,952 km (0.091 R)
• M4: 1,361,191 km (0.051 R)
• M5: 1,748,650 km (0.119 R)
• M6: 2,438,146 km (0.117 R)
• M7: 3,260,934 km (0.026 R)
• M8: 3,965,840 km (0.087 R)
• M9: 4,617,338 km (0.102 R)
• M10: 6,012,488 km (0.099 R)
• M11: 6,983,378 km (0.11 R)
• M12: 7,459,997 km (0.056 R)
• M13: 7,909,838 km (0.111 R)
• M14: 8,478,609 km (0.108 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 733.9

Radius: 13.2

Gravity: 4.21 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 1.52 AU - 1.96 AU

Year: 1531 Days

Day: 8.6 Hours

Environment

Temp: -194 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 83,399,157 km

• M1: 164,408 km (0.07 R)
• M2: 718,967 km (0.098 R)
• M3: 1,523,056 km (0.099 R)
• M4: 2,240,827 km (0.073 R)
• M5: 2,969,518 km (0.09 R)
• M6: 4,151,640 km (0.108 R)
• M7: 6,771,548 km (0.059 R)
• M8: 7,980,747 km (0.118 R)
• M9: 9,810,778 km (0.086 R)
• M10: 10,616,213 km (0.077 R)
• M11: 13,019,652 km (0.084 R)
• M12: 13,744,903 km (0.049 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 430.9

Radius: 8

Gravity: 6.73 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 1.88 AU - 2.12 AU

Year: 1886 Days

Day: 11.9 Hours

Environment

Temp: -206 °C

Axial Tilt: 48.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 83,399,157 km

• M1: 99,632 km (0.063 R)
• M2: 419,772 km (0.088 R)
• M3: 841,039 km (0.073 R)
• M4: 1,265,149 km (0.045 R)
• M5: 1,696,290 km (0.115 R)
• M6: 1,995,636 km (0.053 R)
• M7: 3,010,208 km (0.108 R)
• M8: 3,747,875 km (0.117 R)
• M9: 4,315,450 km (0.037 R)
• M10: 5,939,035 km (0.081 R)
• M11: 6,685,080 km (0.045 R)
• M12: 7,628,295 km (0.04 R)
• M13: 7,877,525 km (0.119 R)
• M14: 9,299,153 km (0.094 R)
• M15: 9,583,688 km (0.113 R)
• M16: 10,004,956 km (0.041 R)
• M17: 10,337,213 km (0.106 R)
• M18: 13,069,917 km (0.062 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 691.4

Radius: 12.7

Gravity: 4.29 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 4.35 AU - 5.35 AU

Year: 7123 Days

Day: 15 Hours

Environment

Temp: -215 °C

Axial Tilt: 28.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 83,399,157 km

• M1: 157,975 km (0.095 R)
• M2: 659,876 km (0.1 R)
• M3: 1,168,509 km (0.081 R)
• M4: 1,632,562 km (0.042 R)
• M5: 2,155,855 km (0.086 R)
• M6: 3,323,167 km (0.073 R)
• M7: 4,148,349 km (0.075 R)
• M8: 5,811,428 km (0.077 R)
• M9: 7,009,408 km (0.085 R)
• M10: 8,869,059 km (0.04 R)
• M11: 11,388,886 km (0.066 R)
• M12: 12,540,790 km (0.095 R)
• M13: 17,055,055 km (0.04 R)
• M14: 17,592,859 km (0.059 R)
• M15: 27,171,461 km (0.111 R)
• M16: 29,031,711 km (0.089 R)
• M17: 31,274,332 km (0.072 R)
• M18: 32,386,742 km (0.066 R)
• M19: 33,630,200 km (0.112 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 731.9

Radius: 8.3

Gravity: 10.62 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 4.98 AU - 5.62 AU

Year: 8137 Days

Day: 5.5 Hours

Environment

Temp: -225 °C

Axial Tilt: 12.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 83,399,157 km

• M1: 103,372 km (0.071 R)
• M2: 444,006 km (0.109 R)
• M3: 737,518 km (0.106 R)
• M4: 1,079,199 km (0.114 R)
• M5: 1,690,755 km (0.091 R)
• M6: 2,572,635 km (0.075 R)
• M7: 4,359,432 km (0.086 R)
• M8: 5,788,241 km (0.075 R)
• M9: 6,233,145 km (0.045 R)
• M10: 7,625,602 km (0.112 R)
• M11: 8,245,236 km (0.034 R)
• M12: 10,858,412 km (0.029 R)
• M13: 11,167,631 km (0.089 R)
• M14: 11,589,048 km (0.119 R)
• M15: 12,075,839 km (0.107 R)
• M16: 12,352,147 km (0.108 R)
• M17: 13,148,306 km (0.102 R)
• M18: 14,716,840 km (0.119 R)
• M19: 16,745,686 km (0.07 R)
• M20: 18,585,441 km (0.104 R)
• M21: 19,782,224 km (0.057 R)
• M22: 21,109,307 km (0.075 R)
• M23: 22,328,829 km (0.104 R)
• M24: 25,265,584 km (0.075 R)
• M25: 25,809,223 km (0.069 R)
• M26: 27,014,084 km (0.074 R)
• M27: 28,841,721 km (0.102 R)
• M28: 30,853,065 km (0.104 R)
• M29: 33,063,673 km (0.075 R)
• M30: 33,714,124 km (0.04 R)
• M31: 35,377,802 km (0.119 R)
• M32: 41,820,234 km (0.091 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 721.3

Radius: 8

Gravity: 11.27 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 9.67 AU - 11.13 AU

Year: 22366 Days

Day: 24.5 Hours

Environment

Temp: -229 °C

Axial Tilt: 142.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 83,399,157 km

• M1: 99,632 km (0.112 R)
• M2: 827,725 km (0.108 R)
• M3: 1,099,844 km (0.063 R)
• M4: 1,563,597 km (0.098 R)
• M5: 1,967,511 km (0.091 R)
• M6: 2,216,292 km (0.071 R)
• M7: 5,798,713 km (0.044 R)
• M8: 7,997,801 km (0.088 R)
• M9: 10,202,724 km (0.043 R)
• M10: 11,812,098 km (0.095 R)
• M11: 12,360,973 km (0.094 R)
• M12: 12,783,736 km (0.047 R)
• M13: 20,928,293 km (0.087 R)
• M14: 21,327,570 km (0.086 R)
• M15: 25,717,968 km (0.11 R)
• M16: 26,061,146 km (0.107 R)
• M17: 28,916,820 km (0.114 R)
• M18: 46,028,273 km (0.049 R)
• M19: 48,944,384 km (0.094 R)
• M20: 51,799,460 km (0.098 R)
• M21: 59,618,491 km (0.108 R)
• M22: 71,744,296 km (0.055 R)
• M23: 75,188,189 km (0.086 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 345 - 14,303 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit