🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 115.5

Radius: 14.1

Gravity: 0.58 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 0.46 AU - 0.74 AU

Year: 315 Days

Day: 11.4 Hours

Environment

Temp: -149 °C

Axial Tilt: 6.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 27,739,077 km

• M1: 175,329 km (0.1 R)
• M2: 651,798 km (0.062 R)
• M3: 1,216,231 km (0.073 R)
• M4: 1,822,401 km (0.085 R)
• M5: 2,351,230 km (0.104 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 807.5

Radius: 9.9

Gravity: 8.24 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 0.49 AU - 0.81 AU

Year: 355 Days

Day: 9.5 Hours

Environment

Temp: -144 °C

Axial Tilt: 39.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 27,739,077 km

• M1: 123,568 km (0.088 R)
• M2: 470,784 km (0.117 R)
• M3: 1,088,175 km (0.095 R)
• M4: 1,599,351 km (0.097 R)
• M5: 1,927,120 km (0.101 R)
• M6: 3,182,545 km (0.11 R)
• M7: 3,844,516 km (0.041 R)
• M8: 4,482,850 km (0.085 R)
• M9: 5,082,438 km (0.118 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 219.9

Radius: 13.7

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 1.02 AU - 1.58 AU

Year: 1005 Days

Day: 10.3 Hours

Environment

Temp: -194 °C

Axial Tilt: 46.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 27,739,077 km

• M1: 170,691 km (0.104 R)
• M2: 683,513 km (0.065 R)
• M3: 1,213,239 km (0.062 R)
• M4: 2,244,118 km (0.103 R)
• M5: 3,356,827 km (0.085 R)
• M6: 3,891,938 km (0.102 R)
• M7: 4,378,730 km (0.091 R)
• M8: 5,813,224 km (0.067 R)
• M9: 6,336,068 km (0.055 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 459.5

Radius: 9.6

Gravity: 4.99 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 1.52 AU - 2.24 AU

Year: 1748 Days

Day: 6 Hours

Environment

Temp: -197 °C

Axial Tilt: 8.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 27,739,077 km

• M1: 119,379 km (0.118 R)
• M2: 473,926 km (0.104 R)
• M3: 844,031 km (0.12 R)
• M4: 1,167,462 km (0.076 R)
• M5: 1,874,461 km (0.085 R)
• M6: 2,329,837 km (0.059 R)
• M7: 3,099,219 km (0.09 R)
• M8: 4,911,298 km (0.117 R)
• M9: 7,261,032 km (0.082 R)
• M10: 7,606,603 km (0.049 R)
• M11: 8,103,118 km (0.102 R)
• M12: 8,739,208 km (0.088 R)
• M13: 12,205,840 km (0.116 R)
• M14: 12,619,029 km (0.098 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 679.9

Radius: 13.9

Gravity: 3.52 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 1.73 AU - 2.09 AU

Year: 1790 Days

Day: 11.2 Hours

Environment

Temp: -209 °C

Axial Tilt: 21.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 27,739,077 km

• M1: 172,935 km (0.049 R)
• M2: 674,238 km (0.11 R)
• M3: 1,341,893 km (0.092 R)
• M4: 1,782,159 km (0.112 R)
• M5: 2,235,890 km (0.069 R)
• M6: 3,117,769 km (0.079 R)
• M7: 3,614,733 km (0.104 R)
• M8: 4,790,872 km (0.064 R)
• M9: 5,434,292 km (0.109 R)
• M10: 5,966,262 km (0.116 R)
• M11: 6,660,845 km (0.094 R)
• M12: 7,519,986 km (0.106 R)
• M13: 8,604,271 km (0.099 R)
• M14: 9,297,059 km (0.069 R)
• M15: 9,823,943 km (0.099 R)
• M16: 10,370,723 km (0.118 R)
• M17: 10,973,901 km (0.08 R)
• M18: 11,903,503 km (0.086 R)
• M19: 12,644,610 km (0.12 R)
• M20: 13,169,101 km (0.101 R)
• M21: 13,666,364 km (0.1 R)
• M22: 14,218,978 km (0.075 R)

Asteroid Belt

Center: 2.71 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 3.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 673.1

Radius: 13.1

Gravity: 3.92 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 2.73 AU - 4.27 AU

Year: 4441 Days

Day: 14.5 Hours

Environment

Temp: -216 °C

Axial Tilt: 49.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 27,739,077 km

• M1: 163,361 km (0.026 R)
• M2: 578,495 km (0.051 R)
• M3: 1,144,873 km (0.076 R)
• M4: 1,664,127 km (0.117 R)
• M5: 2,235,291 km (0.104 R)
• M6: 2,899,955 km (0.102 R)
• M7: 3,487,276 km (0.114 R)
• M8: 4,153,286 km (0.099 R)
• M9: 4,750,929 km (0.096 R)
• M10: 5,683,672 km (0.117 R)
• M11: 6,453,054 km (0.1 R)
• M12: 8,199,609 km (0.102 R)
• M13: 9,182,616 km (0.081 R)
• M14: 9,743,609 km (0.099 R)
• M15: 12,900,124 km (0.041 R)
• M16: 17,278,105 km (0.087 R)
• M17: 17,825,484 km (0.115 R)
• M18: 18,636,753 km (0.086 R)
• M19: 19,407,332 km (0.113 R)
• M20: 21,218,812 km (0.082 R)
• M21: 24,408,389 km (0.106 R)
• M22: 25,330,959 km (0.053 R)
• M23: 26,276,567 km (0.083 R)
• M24: 26,839,055 km (0.106 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 298 - 10,770 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit