🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.4

Radius: 0.69

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 0.4 AU - 0.62 AU

Year: 153 Days

Day: 46.7 Hours

Environment

Temp: 87 °C

Axial Tilt: 12.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Asteroid Belt

Center: 1.84 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 3.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 222.1

Radius: 11.7

Gravity: 1.62 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 2.48 AU - 3.84 AU

Year: 2353 Days

Day: 7.8 Hours

Environment

Temp: -130 °C

Axial Tilt: 10.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 24,216,134 km

• M1: 146,307 km (0.103 R)
• M2: 1,376,899 km (0.085 R)
• M3: 2,278,076 km (0.078 R)
• M4: 3,443,893 km (0.095 R)
• M5: 4,567,373 km (0.088 R)
• M6: 5,678,286 km (0.115 R)
• M7: 7,954,717 km (0.086 R)
• M8: 8,343,672 km (0.109 R)
• M9: 9,525,944 km (0.111 R)
• M10: 10,222,023 km (0.08 R)
• M11: 11,399,059 km (0.052 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 159.1

Radius: 11.9

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 2.93 AU - 4.35 AU

Year: 2910 Days

Day: 5.2 Hours

Environment

Temp: -157 °C

Axial Tilt: 12.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 24,216,134 km

• M1: 148,251 km (0.094 R)
• M2: 575,054 km (0.038 R)
• M3: 966,552 km (0.098 R)
• M4: 1,336,956 km (0.119 R)
• M5: 1,967,062 km (0.109 R)
• M6: 2,467,018 km (0.119 R)
• M7: 4,081,329 km (0.088 R)
• M8: 5,330,621 km (0.091 R)
• M9: 7,020,628 km (0.105 R)
• M10: 7,434,416 km (0.114 R)
• M11: 8,454,224 km (0.094 R)
• M12: 11,252,453 km (0.12 R)
• M13: 12,708,638 km (0.067 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 430.4

Radius: 12.6

Gravity: 2.71 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 3.19 AU - 4.21 AU

Year: 2982 Days

Day: 11.4 Hours

Environment

Temp: -151 °C

Axial Tilt: 15.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 24,216,134 km

• M1: 156,779 km (0.085 R)
• M2: 687,552 km (0.075 R)
• M3: 2,216,442 km (0.12 R)
• M4: 2,954,259 km (0.114 R)
• M5: 3,701,351 km (0.04 R)
• M6: 4,549,570 km (0.116 R)
• M7: 5,145,868 km (0.052 R)
• M8: 6,797,278 km (0.027 R)
• M9: 8,163,257 km (0.096 R)
• M10: 8,678,920 km (0.11 R)
• M11: 9,216,276 km (0.061 R)
• M12: 11,001,577 km (0.073 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 387.3

Radius: 10

Gravity: 3.87 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 2.9 AU - 4.66 AU

Year: 3079 Days

Day: 7.2 Hours

Environment

Temp: -160 °C

Axial Tilt: 23.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 24,216,134 km

• M1: 124,465 km (0.109 R)
• M2: 450,888 km (0.085 R)
• M3: 823,686 km (0.077 R)
• M4: 1,247,497 km (0.117 R)
• M5: 1,684,771 km (0.047 R)
• M6: 2,261,920 km (0.09 R)
• M7: 2,648,032 km (0.112 R)
• M8: 3,029,955 km (0.039 R)
• M9: 3,378,818 km (0.101 R)
• M10: 6,020,716 km (0.107 R)
• M11: 7,078,074 km (0.067 R)
• M12: 8,740,704 km (0.105 R)
• M13: 9,769,489 km (0.102 R)
• M14: 10,093,368 km (0.117 R)
• M15: 10,573,877 km (0.051 R)
• M16: 11,781,431 km (0.107 R)
• M17: 12,397,624 km (0.097 R)
• M18: 13,035,360 km (0.047 R)
• M19: 17,017,655 km (0.119 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 331

Radius: 12.6

Gravity: 2.08 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 5.85 AU - 8.17 AU

Year: 7776 Days

Day: 5.1 Hours

Environment

Temp: -189 °C

Axial Tilt: 31.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 24,216,134 km

• M1: 165,754 km (0.097 R)
• M2: 1,063,491 km (0.117 R)
• M3: 1,502,112 km (0.105 R)
• M4: 2,092,575 km (0.1 R)
• M5: 3,237,448 km (0.061 R)
• M6: 3,723,042 km (0.108 R)
• M7: 6,525,609 km (0.1 R)
• M8: 11,341,613 km (0.071 R)
• M9: 12,469,132 km (0.112 R)
• M10: 17,353,353 km (0.094 R)
• M11: 23,306,600 km (0.113 R)
• M12: 25,614,596 km (0.115 R)
• M13: 26,866,431 km (0.106 R)
• M14: 27,723,328 km (0.056 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 125.7

Radius: 11.6

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 7.31 AU - 7.43 AU

Year: 8383 Days

Day: 9.3 Hours

Environment

Temp: -175 °C

Axial Tilt: 12.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 24,216,134 km

• M1: 144,512 km (0.047 R)
• M2: 889,509 km (0.088 R)
• M3: 1,314,816 km (0.111 R)
• M4: 1,684,921 km (0.063 R)
• M5: 2,058,168 km (0.092 R)
• M6: 2,941,693 km (0.117 R)
• M7: 3,768,670 km (0.066 R)
• M8: 4,889,756 km (0.093 R)
• M9: 5,501,312 km (0.042 R)
• M10: 6,816,277 km (0.093 R)
• M11: 7,481,838 km (0.046 R)
• M12: 9,054,411 km (0.118 R)
• M13: 11,176,756 km (0.062 R)
• M14: 11,567,655 km (0.111 R)
• M15: 15,508,811 km (0.051 R)
• M16: 17,286,333 km (0.078 R)
• M17: 17,868,718 km (0.038 R)
• M18: 18,949,861 km (0.103 R)
• M19: 19,757,540 km (0.112 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 298 - 19,329 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit