🌌 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: 535.4

Radius: 13.7

Gravity: 2.85 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 0.49 AU - 0.67 AU

Year: 300 Days

Day: 9.9 Hours

Environment

Temp: -149 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 17,075,586 km

• M1: 170,392 km (0.057 R)
• M2: 605,871 km (0.114 R)
• M3: 1,071,270 km (0.117 R)
• M4: 1,525,300 km (0.089 R)
• M5: 2,008,052 km (0.105 R)
• M6: 2,985,375 km (0.103 R)
• M7: 3,844,665 km (0.103 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 133

Radius: 9.2

Gravity: 1.57 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 0.97 AU - 1.05 AU

Year: 688 Days

Day: 8.8 Hours

Environment

Temp: -185 °C

Axial Tilt: 6.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 17,075,586 km

• M1: 122,072 km (0.09 R)
• M2: 595,699 km (0.094 R)
• M3: 904,618 km (0.079 R)
• M4: 1,306,588 km (0.089 R)
• M5: 1,735,335 km (0.099 R)
• M6: 2,126,683 km (0.093 R)
• M7: 3,474,261 km (0.059 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 751.2

Radius: 11.9

Gravity: 5.3 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 1.27 AU - 1.29 AU

Year: 982 Days

Day: 11.8 Hours

Environment

Temp: -188 °C

Axial Tilt: 29.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 17,075,586 km

• M1: 147,952 km (0.071 R)
• M2: 570,267 km (0.09 R)
• M3: 1,025,793 km (0.112 R)
• M4: 1,460,524 km (0.089 R)
• M5: 2,561,265 km (0.082 R)
• M6: 3,352,937 km (0.103 R)
• M7: 4,489,881 km (0.054 R)
• M8: 4,902,921 km (0.074 R)
• M9: 5,910,163 km (0.094 R)
• M10: 6,297,173 km (0.076 R)
• M11: 6,839,315 km (0.066 R)
• M12: 7,711,172 km (0.104 R)
• M13: 9,442,019 km (0.118 R)
• M14: 10,245,061 km (0.087 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 790.1

Radius: 14.4

Gravity: 3.81 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 1.17 AU - 1.61 AU

Year: 1112 Days

Day: 6.7 Hours

Environment

Temp: -194 °C

Axial Tilt: 11.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 17,075,586 km

• M1: 179,069 km (0.091 R)
• M2: 644,916 km (0.109 R)
• M3: 1,336,956 km (0.087 R)
• M4: 2,135,061 km (0.047 R)
• M5: 2,985,973 km (0.063 R)
• M6: 3,513,605 km (0.106 R)
• M7: 4,222,549 km (0.074 R)
• M8: 4,740,757 km (0.049 R)
• M9: 5,321,645 km (0.07 R)
• M10: 6,327,541 km (0.115 R)
• M11: 8,409,495 km (0.1 R)
• M12: 9,264,147 km (0.115 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 303.4

Radius: 13.6

Gravity: 1.64 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 2.54 AU - 3.08 AU

Year: 3195 Days

Day: 14.8 Hours

Environment

Temp: -205 °C

Axial Tilt: 38 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 17,075,586 km

• M1: 169,644 km (0.081 R)
• M2: 776,712 km (0.074 R)
• M3: 2,587,744 km (0.103 R)
• M4: 3,784,527 km (0.111 R)
• M5: 4,705,751 km (0.065 R)
• M6: 6,400,844 km (0.029 R)
• M7: 7,358,719 km (0.116 R)
• M8: 8,568,068 km (0.095 R)
• M9: 9,087,472 km (0.051 R)
• M10: 11,263,672 km (0.069 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 363 - 12,757 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit