🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 586.7

Radius: 13.2

Gravity: 3.37 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 0.48 AU - 0.56 AU

Year: 259 Days

Day: 11 Hours

Environment

Temp: -142 °C

Axial Tilt: 19.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 65,110,334 km

• M1: 164,109 km (0.081 R)
• M2: 710,440 km (0.12 R)
• M3: 1,137,393 km (0.11 R)
• M4: 1,668,166 km (0.096 R)
• M5: 2,083,001 km (0.112 R)
• M6: 3,023,074 km (0.077 R)
• M7: 3,628,048 km (0.079 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 314.1

Radius: 10.5

Gravity: 2.85 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 0.89 AU - 1.37 AU

Year: 829 Days

Day: 7.7 Hours

Environment

Temp: -182 °C

Axial Tilt: 38.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 65,110,334 km

• M1: 130,599 km (0.061 R)
• M2: 521,199 km (0.086 R)
• M3: 1,105,977 km (0.1 R)
• M4: 1,598,304 km (0.106 R)
• M5: 2,051,136 km (0.04 R)
• M6: 2,620,207 km (0.079 R)
• M7: 3,134,674 km (0.093 R)
• M8: 3,755,655 km (0.072 R)
• M9: 4,548,523 km (0.1 R)
• M10: 5,075,557 km (0.11 R)
• M11: 5,519,264 km (0.066 R)
• M12: 5,951,602 km (0.117 R)
• M13: 6,425,827 km (0.088 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 820.9

Radius: 13.2

Gravity: 4.71 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 1.11 AU - 1.83 AU

Year: 1230 Days

Day: 14.6 Hours

Environment

Temp: -197 °C

Axial Tilt: 29.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 65,110,334 km

• M1: 165,006 km (0.104 R)
• M2: 590,912 km (0.062 R)
• M3: 1,059,003 km (0.109 R)
• M4: 1,538,764 km (0.1 R)
• M5: 2,254,739 km (0.105 R)
• M6: 3,316,734 km (0.104 R)
• M7: 3,869,199 km (0.056 R)
• M8: 4,861,781 km (0.088 R)
• M9: 5,345,282 km (0.074 R)
• M10: 6,362,547 km (0.118 R)
• M11: 7,118,315 km (0.047 R)
• M12: 7,584,014 km (0.087 R)
• M13: 8,208,884 km (0.096 R)
• M14: 8,663,512 km (0.105 R)
• M15: 9,165,114 km (0.104 R)
• M16: 11,614,031 km (0.073 R)
• M17: 12,188,187 km (0.096 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 56.1

Radius: 12.2

Gravity: 0.38 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 2 AU - 2.24 AU

Year: 2131 Days

Day: 5.6 Hours

Environment

Temp: -202 °C

Axial Tilt: 31.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 65,110,334 km

• M1: 155,133 km (0.1 R)
• M2: 553,961 km (0.106 R)
• M3: 1,099,694 km (0.117 R)
• M4: 1,520,214 km (0.114 R)
• M5: 3,016,491 km (0.04 R)
• M6: 3,590,349 km (0.118 R)
• M7: 4,191,732 km (0.12 R)
• M8: 4,571,711 km (0.098 R)
• M9: 5,262,404 km (0.098 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 265

Radius: 15

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 3.44 AU - 5.2 AU

Year: 6198 Days

Day: 11.8 Hours

Environment

Temp: -218 °C

Axial Tilt: 19.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 65,110,334 km

• M1: 186,997 km (0.118 R)
• M2: 959,371 km (0.084 R)
• M3: 1,681,480 km (0.07 R)
• M4: 4,311,411 km (0.068 R)
• M5: 5,103,831 km (0.115 R)
• M6: 5,630,265 km (0.102 R)
• M7: 7,139,708 km (0.118 R)
• M8: 9,593,263 km (0.115 R)
• M9: 10,357,708 km (0.114 R)
• M10: 11,032,843 km (0.119 R)
• M11: 13,333,658 km (0.12 R)
• M12: 16,385,006 km (0.086 R)
• M13: 18,133,655 km (0.087 R)
• M14: 18,620,297 km (0.083 R)
• M15: 24,418,711 km (0.078 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 722.6

Radius: 4

Gravity: 45.16 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 7.71 AU - 8.15 AU

Year: 15414 Days

Day: 17.4 Hours

Environment

Temp: -222 °C

Axial Tilt: 3.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 65,110,334 km

• M1: 51,611 km (0.093 R)
• M2: 232,176 km (0.088 R)
• M3: 363,822 km (0.07 R)
• M4: 532,120 km (0.091 R)
• M5: 742,454 km (0.086 R)
• M6: 1,006,494 km (0.046 R)
• M7: 1,358,947 km (0.034 R)
• M8: 1,555,818 km (0.099 R)
• M9: 1,950,756 km (0.037 R)
• M10: 2,102,748 km (0.047 R)
• M11: 2,283,163 km (0.084 R)
• M12: 2,911,623 km (0.099 R)
• M13: 3,820,730 km (0.118 R)
• M14: 5,442,071 km (0.119 R)
• M15: 8,680,117 km (0.102 R)
• M16: 8,833,305 km (0.084 R)
• M17: 9,357,048 km (0.107 R)
• M18: 10,124,634 km (0.089 R)
• M19: 15,705,981 km (0.087 R)
• M20: 16,163,452 km (0.093 R)
• M21: 16,945,549 km (0.09 R)
• M22: 17,346,023 km (0.1 R)
• M23: 17,507,888 km (0.106 R)
• M24: 19,530,002 km (0.097 R)
• M25: 28,497,198 km (0.03 R)
• M26: 28,835,887 km (0.108 R)
• M27: 30,805,792 km (0.103 R)
• M28: 31,162,433 km (0.12 R)
• M29: 36,848,648 km (0.092 R)
• M30: 37,520,044 km (0.06 R)
• M31: 45,760,941 km (0.105 R)
• M32: 51,042,793 km (0.112 R)
• M33: 60,723,571 km (0.118 R)
• M34: 63,369,508 km (0.082 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 248 - 13,306 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit