🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 814.7

Radius: 14.8

Gravity: 3.72 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 0.52 AU - 0.76 AU

Year: 341 Days

Day: 7.1 Hours

Environment

Temp: -151 °C

Axial Tilt: 20.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 59,558,836 km

• M1: 184,005 km (0.057 R)
• M2: 689,646 km (0.094 R)
• M3: 1,170,304 km (0.114 R)
• M4: 1,757,177 km (0.099 R)
• M5: 2,494,544 km (0.12 R)
• M6: 3,177,758 km (0.119 R)
• M7: 4,047,520 km (0.096 R)
• M8: 5,056,258 km (0.087 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 976.2

Radius: 12.1

Gravity: 6.67 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 0.81 AU - 1.23 AU

Year: 687 Days

Day: 9.6 Hours

Environment

Temp: -177 °C

Axial Tilt: 28.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 59,558,836 km

• M1: 150,495 km (0.091 R)
• M2: 555,307 km (0.081 R)
• M3: 1,423,274 km (0.106 R)
• M4: 2,005,808 km (0.056 R)
• M5: 2,814,385 km (0.107 R)
• M6: 3,228,472 km (0.105 R)
• M7: 4,212,377 km (0.076 R)
• M8: 4,620,929 km (0.1 R)
• M9: 5,849,127 km (0.117 R)
• M10: 6,443,928 km (0.119 R)
• M11: 7,706,684 km (0.115 R)
• M12: 8,245,535 km (0.118 R)
• M13: 8,914,836 km (0.091 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 420

Radius: 13.1

Gravity: 2.45 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 0.99 AU - 1.11 AU

Year: 717 Days

Day: 8.3 Hours

Environment

Temp: -174 °C

Axial Tilt: 6.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 59,558,836 km

• M1: 164,707 km (0.113 R)
• M2: 712,834 km (0.066 R)
• M3: 1,197,082 km (0.116 R)
• M4: 1,776,176 km (0.106 R)
• M5: 2,191,908 km (0.046 R)
• M6: 2,856,871 km (0.094 R)
• M7: 3,772,559 km (0.106 R)
• M8: 4,546,728 km (0.054 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 870.6

Radius: 15

Gravity: 3.87 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 3.09 AU - 3.89 AU

Year: 4348 Days

Day: 6 Hours

Environment

Temp: -221 °C

Axial Tilt: 1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 59,558,836 km

• M1: 186,549 km (0.119 R)
• M2: 743,801 km (0.088 R)
• M3: 1,863,241 km (0.116 R)
• M4: 3,280,532 km (0.102 R)
• M5: 5,006,442 km (0.091 R)
• M6: 6,743,872 km (0.115 R)
• M7: 9,212,835 km (0.077 R)
• M8: 10,343,346 km (0.068 R)
• M9: 12,579,236 km (0.112 R)
• M10: 13,495,523 km (0.097 R)
• M11: 14,401,488 km (0.1 R)
• M12: 14,953,205 km (0.11 R)
• M13: 15,749,065 km (0.104 R)
• M14: 17,800,202 km (0.07 R)
• M15: 20,297,289 km (0.097 R)
• M16: 24,236,052 km (0.075 R)
• M17: 27,547,849 km (0.088 R)
• M18: 28,831,549 km (0.091 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 880.6

Radius: 10.4

Gravity: 8.14 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 3.67 AU - 4.49 AU

Year: 5496 Days

Day: 7 Hours

Environment

Temp: -222 °C

Axial Tilt: 47.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 59,558,836 km

• M1: 129,851 km (0.116 R)
• M2: 654,341 km (0.081 R)
• M3: 1,042,099 km (0.103 R)
• M4: 1,572,423 km (0.086 R)
• M5: 2,392,668 km (0.099 R)
• M6: 2,957,700 km (0.099 R)
• M7: 3,677,564 km (0.093 R)
• M8: 4,006,381 km (0.1 R)
• M9: 4,999,710 km (0.107 R)
• M10: 6,182,282 km (0.063 R)
• M11: 6,926,830 km (0.105 R)
• M12: 7,284,519 km (0.048 R)
• M13: 10,282,610 km (0.051 R)
• M14: 10,891,623 km (0.089 R)
• M15: 11,624,054 km (0.115 R)
• M16: 15,182,688 km (0.103 R)
• M17: 16,472,222 km (0.11 R)
• M18: 18,712,898 km (0.092 R)
• M19: 20,049,855 km (0.074 R)
• M20: 21,752,278 km (0.04 R)
• M21: 22,443,869 km (0.117 R)
• M22: 24,939,012 km (0.058 R)
• M23: 27,435,501 km (0.079 R)
• M24: 28,973,816 km (0.12 R)
• M25: 29,530,320 km (0.096 R)
• M26: 34,241,905 km (0.118 R)

Asteroid Belt

Center: 6.25 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 8.41 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 496.8

Radius: 4.5

Gravity: 24.53 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 7.89 AU - 8.93 AU

Year: 16264 Days

Day: 16.7 Hours

Environment

Temp: -226 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 59,558,836 km

• M1: 348,264 km (0.072 R)
• M2: 1,630,617 km (0.112 R)
• M3: 1,880,595 km (0.1 R)
• M4: 3,779,141 km (0.114 R)
• M5: 4,819,894 km (0.075 R)
• M6: 5,623,982 km (0.053 R)
• M7: 5,923,627 km (0.086 R)
• M8: 7,995,557 km (0.08 R)
• M9: 11,367,942 km (0.102 R)
• M10: 11,665,642 km (0.055 R)
• M11: 15,727,523 km (0.059 R)
• M12: 16,321,576 km (0.08 R)
• M13: 21,623,774 km (0.046 R)
• M14: 22,825,194 km (0.041 R)
• M15: 29,616,638 km (0.064 R)
• M16: 30,407,263 km (0.117 R)
• M17: 31,444,575 km (0.106 R)
• M18: 36,469,418 km (0.064 R)
• M19: 38,167,802 km (0.06 R)
• M20: 40,605,500 km (0.118 R)
• M21: 41,160,957 km (0.106 R)
• M22: 42,857,696 km (0.093 R)
• M23: 45,638,720 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: 384 - 14,346 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit