🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 680.8

Radius: 13.1

Gravity: 3.97 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 0.56 AU - 0.78 AU

Year: 379 Days

Day: 13.7 Hours

Environment

Temp: -157 °C

Axial Tilt: 20.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 59,104,552 km

• M1: 163,510 km (0.095 R)
• M2: 584,628 km (0.082 R)
• M3: 1,076,506 km (0.092 R)
• M4: 1,579,454 km (0.048 R)
• M5: 2,214,198 km (0.042 R)
• M6: 2,625,742 km (0.12 R)
• M7: 3,420,406 km (0.109 R)
• M8: 4,091,203 km (0.092 R)
• M9: 5,010,481 km (0.108 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 732.2

Radius: 10.2

Gravity: 7.04 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 1.13 AU - 1.85 AU

Year: 1255 Days

Day: 10.5 Hours

Environment

Temp: -191 °C

Axial Tilt: 22.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 59,104,552 km

• M1: 127,607 km (0.109 R)
• M2: 445,502 km (0.105 R)
• M3: 794,215 km (0.079 R)
• M4: 1,127,818 km (0.109 R)
• M5: 1,514,230 km (0.108 R)
• M6: 1,947,615 km (0.087 R)
• M7: 2,599,113 km (0.105 R)
• M8: 3,081,567 km (0.103 R)
• M9: 4,156,726 km (0.119 R)
• M10: 4,916,235 km (0.092 R)
• M11: 5,486,352 km (0.077 R)
• M12: 5,809,484 km (0.102 R)
• M13: 6,376,609 km (0.118 R)
• M14: 8,245,835 km (0.056 R)
• M15: 8,816,102 km (0.117 R)
• M16: 9,627,371 km (0.116 R)
• M17: 10,163,231 km (0.091 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 393.4

Radius: 8.6

Gravity: 5.32 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 3.93 AU - 4.61 AU

Year: 6091 Days

Day: 5.9 Hours

Environment

Temp: -212 °C

Axial Tilt: 3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 59,104,552 km

• M1: 108,608 km (0.074 R)
• M2: 410,646 km (0.096 R)
• M3: 774,169 km (0.103 R)
• M4: 1,086,081 km (0.101 R)
• M5: 2,438,445 km (0.085 R)
• M6: 4,233,919 km (0.114 R)
• M7: 4,698,420 km (0.047 R)
• M8: 5,251,035 km (0.08 R)
• M9: 6,329,187 km (0.099 R)
• M10: 8,956,574 km (0.091 R)
• M11: 11,431,521 km (0.07 R)
• M12: 12,139,119 km (0.118 R)
• M13: 13,127,512 km (0.083 R)
• M14: 14,383,386 km (0.079 R)
• M15: 17,376,092 km (0.06 R)
• M16: 18,887,778 km (0.086 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.95 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 74.3

Radius: 6.3

Gravity: 1.87 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 6.31 AU - 7.59 AU

Year: 12647 Days

Day: 22.5 Hours

Environment

Temp: -224 °C

Axial Tilt: 17.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 59,104,552 km

• M1: 93,050 km (0.073 R)
• M2: 446,849 km (0.108 R)
• M3: 651,050 km (0.107 R)
• M4: 1,135,298 km (0.111 R)
• M5: 1,758,822 km (0.12 R)
• M6: 2,095,866 km (0.117 R)
• M7: 2,443,083 km (0.108 R)
• M8: 3,007,815 km (0.057 R)
• M9: 3,593,490 km (0.099 R)
• M10: 3,979,752 km (0.088 R)
• M11: 6,369,728 km (0.086 R)
• M12: 7,500,388 km (0.114 R)
• M13: 9,498,118 km (0.074 R)
• M14: 10,194,197 km (0.109 R)
• M15: 11,144,593 km (0.118 R)
• M16: 11,459,047 km (0.11 R)
• M17: 13,320,494 km (0.108 R)
• M18: 16,973,524 km (0.082 R)
• M19: 19,060,115 km (0.106 R)
• M20: 20,834,495 km (0.11 R)
• M21: 26,733,738 km (0.057 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 422.3

Radius: 3.3

Gravity: 38.78 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 8.3 AU - 8.92 AU

Year: 17439 Days

Day: 18.6 Hours

Environment

Temp: -237 °C

Axial Tilt: 19.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 59,104,552 km

• M1: 41,139 km (0.088 R)
• M2: 167,849 km (0.103 R)
• M3: 527,931 km (0.075 R)
• M4: 797,805 km (0.105 R)
• M5: 1,152,652 km (0.084 R)
• M6: 1,393,953 km (0.081 R)
• M7: 1,604,138 km (0.082 R)
• M8: 2,403,739 km (0.07 R)
• M9: 5,038,007 km (0.119 R)
• M10: 5,245,799 km (0.115 R)
• M11: 5,495,328 km (0.09 R)
• M12: 6,411,017 km (0.09 R)
• M13: 7,161,400 km (0.078 R)
• M14: 9,289,878 km (0.089 R)
• M15: 10,413,508 km (0.097 R)
• M16: 10,581,207 km (0.077 R)
• M17: 11,328,299 km (0.075 R)
• M18: 14,530,142 km (0.054 R)
• M19: 15,596,924 km (0.106 R)
• M20: 16,037,789 km (0.096 R)
• M21: 16,944,502 km (0.043 R)
• M22: 18,367,776 km (0.041 R)
• M23: 19,359,760 km (0.118 R)
• M24: 20,299,833 km (0.117 R)
• M25: 21,269,975 km (0.111 R)
• M26: 24,463,441 km (0.11 R)
• M27: 26,587,431 km (0.11 R)
• M28: 29,606,167 km (0.117 R)
• M29: 31,546,152 km (0.088 R)
• M30: 34,180,271 km (0.068 R)
• M31: 35,803,707 km (0.085 R)
• M32: 37,871,449 km (0.094 R)
• M33: 40,017,430 km (0.101 R)
• M34: 40,291,195 km (0.103 R)
• M35: 43,819,909 km (0.086 R)
• M36: 52,460,084 km (0.086 R)
• M37: 55,291,523 km (0.088 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: 253 - 14,462 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit