🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.4 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 852.9

Radius: 12.4

Gravity: 5.55 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 0.76 AU - 0.82 AU

Year: 468 Days

Day: 14.6 Hours

Environment

Temp: -163 °C

Axial Tilt: 6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 70,413,802 km

• M1: 156,031 km (0.069 R)
• M2: 551,418 km (0.078 R)
• M3: 992,133 km (0.112 R)
• M4: 1,498,372 km (0.113 R)
• M5: 2,304,256 km (0.092 R)
• M6: 3,430,429 km (0.045 R)
• M7: 3,829,257 km (0.048 R)
• M8: 4,553,759 km (0.09 R)
• M9: 5,435,639 km (0.111 R)
• M10: 6,035,676 km (0.078 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 45.3

Radius: 13.7

Gravity: 0.24 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 0.82 AU - 0.92 AU

Year: 541 Days

Day: 8.7 Hours

Environment

Temp: -175 °C

Axial Tilt: 14.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 70,413,802 km

• M1: 170,392 km (0.113 R)
• M2: 805,884 km (0.081 R)
• M3: 1,299,407 km (0.101 R)
• M4: 1,768,845 km (0.106 R)
• M5: 2,210,309 km (0.119 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 782.5

Radius: 9.2

Gravity: 9.25 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 0.77 AU - 1.17 AU

Year: 637 Days

Day: 11 Hours

Environment

Temp: -184 °C

Axial Tilt: 12.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 70,413,802 km

• M1: 114,442 km (0.086 R)
• M2: 413,189 km (0.092 R)
• M3: 876,195 km (0.11 R)
• M4: 1,215,782 km (0.11 R)
• M5: 1,520,363 km (0.041 R)
• M6: 2,010,296 km (0.101 R)
• M7: 2,307,996 km (0.103 R)
• M8: 2,863,303 km (0.098 R)
• M9: 5,668,263 km (0.102 R)
• M10: 6,012,189 km (0.12 R)
• M11: 6,329,486 km (0.085 R)
• M12: 7,238,143 km (0.037 R)
• M13: 7,597,627 km (0.03 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 728.6

Radius: 10.4

Gravity: 6.74 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 4.15 AU - 6.27 AU

Year: 7930 Days

Day: 7.2 Hours

Environment

Temp: -229 °C

Axial Tilt: 35.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 70,413,802 km

• M1: 130,001 km (0.078 R)
• M2: 505,342 km (0.115 R)
• M3: 1,537,567 km (0.083 R)
• M4: 2,946,779 km (0.119 R)
• M5: 3,314,790 km (0.102 R)
• M6: 3,689,233 km (0.041 R)
• M7: 4,170,639 km (0.063 R)
• M8: 5,971,648 km (0.109 R)
• M9: 6,709,913 km (0.108 R)
• M10: 8,712,281 km (0.114 R)
• M11: 9,383,676 km (0.107 R)
• M12: 9,802,849 km (0.1 R)
• M13: 11,291,198 km (0.092 R)
• M14: 14,898,003 km (0.11 R)
• M15: 15,598,121 km (0.096 R)
• M16: 15,923,497 km (0.066 R)
• M17: 17,270,775 km (0.109 R)
• M18: 18,114,806 km (0.101 R)
• M19: 20,655,726 km (0.066 R)
• M20: 22,669,463 km (0.119 R)
• M21: 29,690,091 km (0.103 R)
• M22: 32,143,646 km (0.089 R)
• M23: 36,073,133 km (0.099 R)
• M24: 36,642,951 km (0.112 R)
• M25: 39,703,873 km (0.076 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 925.7

Radius: 7.3

Gravity: 17.37 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 6.84 AU - 9.32 AU

Year: 15316 Days

Day: 20.9 Hours

Environment

Temp: -241 °C

Axial Tilt: 15.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 70,413,802 km

• M1: 92,152 km (0.081 R)
• M2: 362,924 km (0.112 R)
• M3: 839,543 km (0.081 R)
• M4: 1,137,692 km (0.092 R)
• M5: 2,267,904 km (0.11 R)
• M6: 2,641,001 km (0.05 R)
• M7: 4,524,288 km (0.071 R)
• M8: 5,189,999 km (0.069 R)
• M9: 5,760,266 km (0.106 R)
• M10: 6,498,980 km (0.04 R)
• M11: 6,758,682 km (0.109 R)
• M12: 8,313,602 km (0.106 R)
• M13: 9,865,082 km (0.05 R)
• M14: 11,663,548 km (0.075 R)
• M15: 11,918,911 km (0.108 R)
• M16: 12,707,142 km (0.045 R)
• M17: 13,390,206 km (0.075 R)
• M18: 14,169,611 km (0.078 R)
• M19: 16,052,749 km (0.104 R)
• M20: 18,698,836 km (0.114 R)
• M21: 20,216,656 km (0.115 R)
• M22: 20,585,265 km (0.104 R)
• M23: 21,814,661 km (0.081 R)
• M24: 22,693,997 km (0.116 R)
• M25: 27,335,421 km (0.067 R)
• M26: 30,115,697 km (0.078 R)
• M27: 32,320,770 km (0.118 R)
• M28: 35,292,082 km (0.074 R)
• M29: 36,775,495 km (0.1 R)
• M30: 41,920,615 km (0.056 R)
• M31: 57,021,323 km (0.099 R)
• M32: 58,127,898 km (0.101 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 217 - 11,801 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit