🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.44

Radius: 0.72

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 0.56 AU - 0.68 AU

Year: 182 Days

Day: 13.4 Hours

Environment

Temp: 157 °C

Axial Tilt: 23.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.81

Radius: 1.27

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 0.59 AU - 0.67 AU

Year: 186 Days

Day: 18.8 Hours

Environment

Temp: 176 °C

Axial Tilt: 38.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Gas Giant

Semi-Major Axis: 4.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 23.7

Radius: 10

Gravity: 0.24 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 3.78 AU - 5.56 AU

Year: 3762 Days

Day: 9.1 Hours

Environment

Temp: -143 °C

Axial Tilt: 12.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 45,539,495 km

• M1: 124,316 km (0.115 R)
• M2: 514,168 km (0.072 R)
• M3: 1,712,596 km (0.032 R)
• M4: 2,109,480 km (0.071 R)
• M5: 2,470,908 km (0.08 R)
• M6: 3,942,652 km (0.107 R)
• M7: 4,368,258 km (0.105 R)
• M8: 6,953,159 km (0.107 R)
• M9: 7,576,235 km (0.084 R)

Planet 4 - Gas Giant

Semi-Major Axis: 7.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 981.5

Radius: 9.4

Gravity: 11.11 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 7.04 AU - 8.52 AU

Year: 8090 Days

Day: 10.5 Hours

Environment

Temp: -174 °C

Axial Tilt: 21.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 45,539,495 km

• M1: 117,734 km (0.07 R)
• M2: 508,334 km (0.1 R)
• M3: 1,069,026 km (0.115 R)
• M4: 1,444,667 km (0.106 R)
• M5: 2,430,217 km (0.078 R)
• M6: 3,510,314 km (0.087 R)
• M7: 3,916,173 km (0.04 R)
• M8: 4,852,656 km (0.099 R)
• M9: 6,773,343 km (0.066 R)
• M10: 7,123,701 km (0.085 R)
• M11: 7,692,622 km (0.113 R)
• M12: 8,291,462 km (0.091 R)
• M13: 8,602,476 km (0.109 R)
• M14: 10,583,301 km (0.116 R)
• M15: 11,324,409 km (0.115 R)
• M16: 12,099,625 km (0.115 R)
• M17: 14,129,220 km (0.049 R)
• M18: 15,827,305 km (0.099 R)
• M19: 19,004,016 km (0.057 R)
• M20: 21,648,906 km (0.09 R)
• M21: 22,496,528 km (0.098 R)
• M22: 24,803,776 km (0.088 R)
• M23: 28,654,724 km (0.079 R)
• M24: 29,264,784 km (0.119 R)
• M25: 30,510,785 km (0.099 R)
• M26: 30,827,783 km (0.088 R)
• M27: 31,683,782 km (0.12 R)
• M28: 32,445,684 km (0.118 R)
• M29: 35,615,962 km (0.117 R)
• M30: 37,276,049 km (0.109 R)
• M31: 45,801,333 km (0.032 R)
• M32: 46,217,065 km (0.098 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 193.1

Radius: 8.7

Gravity: 2.55 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 7.56 AU - 8.4 AU

Year: 8403 Days

Day: 14.8 Hours

Environment

Temp: -163 °C

Axial Tilt: 28.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 45,539,495 km

• M1: 109,206 km (0.117 R)
• M2: 523,293 km (0.082 R)
• M3: 860,936 km (0.074 R)
• M4: 1,531,882 km (0.081 R)
• M5: 1,919,341 km (0.102 R)
• M6: 2,340,309 km (0.052 R)
• M7: 4,951,989 km (0.105 R)
• M8: 5,519,713 km (0.03 R)
• M9: 6,561,662 km (0.116 R)
• M10: 6,849,638 km (0.052 R)
• M11: 7,382,505 km (0.108 R)
• M12: 8,644,513 km (0.032 R)
• M13: 9,227,197 km (0.055 R)
• M14: 9,507,992 km (0.091 R)
• M15: 9,877,349 km (0.113 R)
• M16: 11,268,908 km (0.092 R)
• M17: 12,540,939 km (0.115 R)
• M18: 17,594,954 km (0.118 R)
• M19: 22,823,998 km (0.113 R)
• M20: 23,561,515 km (0.111 R)
• M21: 25,396,183 km (0.103 R)
• M22: 26,268,040 km (0.1 R)
• M23: 26,590,124 km (0.091 R)

Planet 6 - Gas Giant

Semi-Major Axis: 12.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 242.8

Radius: 10.9

Gravity: 2.04 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 11.19 AU - 12.87 AU

Year: 15554 Days

Day: 11.1 Hours

Environment

Temp: -182 °C

Axial Tilt: 28 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 45,539,495 km

• M1: 135,536 km (0.115 R)
• M2: 652,696 km (0.027 R)
• M3: 1,009,486 km (0.108 R)
• M4: 1,935,946 km (0.072 R)
• M5: 2,454,153 km (0.111 R)
• M6: 4,082,825 km (0.078 R)
• M7: 4,583,828 km (0.051 R)
• M8: 6,593,676 km (0.118 R)
• M9: 7,010,605 km (0.101 R)
• M10: 7,813,946 km (0.11 R)
• M11: 10,645,384 km (0.114 R)
• M12: 11,488,668 km (0.08 R)
• M13: 12,604,668 km (0.094 R)
• M14: 14,601,799 km (0.086 R)
• M15: 20,462,745 km (0.119 R)
• M16: 23,557,177 km (0.1 R)
• M17: 24,534,200 km (0.047 R)
• M18: 27,627,436 km (0.043 R)
• M19: 29,521,644 km (0.067 R)
• M20: 30,034,166 km (0.106 R)
• M21: 32,036,085 km (0.096 R)
• M22: 35,491,048 km (0.108 R)
• M23: 44,458,542 km (0.116 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: 469 - 18,608 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit