🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.52 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 739.7

Radius: 10.6

Gravity: 6.58 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 0.87 AU - 1.19 AU

Year: 709 Days

Day: 9.9 Hours

Environment

Temp: -187 °C

Axial Tilt: 19.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 87,045,639 km

• M1: 131,945 km (0.105 R)
• M2: 496,515 km (0.116 R)
• M3: 887,415 km (0.073 R)
• M4: 1,257,819 km (0.078 R)
• M5: 2,014,036 km (0.089 R)
• M6: 2,559,470 km (0.11 R)
• M7: 2,903,545 km (0.059 R)
• M8: 3,252,707 km (0.08 R)
• M9: 3,672,179 km (0.114 R)
• M10: 4,298,396 km (0.091 R)
• M11: 4,890,354 km (0.085 R)
• M12: 5,725,111 km (0.118 R)
• M13: 6,196,942 km (0.053 R)
• M14: 6,844,851 km (0.065 R)
• M15: 7,606,603 km (0.107 R)
• M16: 7,960,252 km (0.071 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 169.5

Radius: 10.6

Gravity: 1.51 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 0.98 AU - 1.18 AU

Year: 761 Days

Day: 7 Hours

Environment

Temp: -188 °C

Axial Tilt: 20.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 87,045,639 km

• M1: 131,796 km (0.109 R)
• M2: 489,933 km (0.047 R)
• M3: 873,352 km (0.095 R)
• M4: 1,214,884 km (0.104 R)
• M5: 2,003,265 km (0.079 R)
• M6: 2,539,274 km (0.086 R)
• M7: 2,892,924 km (0.072 R)
• M8: 3,336,182 km (0.113 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 52.2

Radius: 12.9

Gravity: 0.31 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 1.11 AU - 1.27 AU

Year: 880 Days

Day: 10.8 Hours

Environment

Temp: -186 °C

Axial Tilt: 17.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 87,045,639 km

• M1: 195,674 km (0.055 R)
• M2: 654,790 km (0.12 R)
• M3: 1,182,272 km (0.056 R)
• M4: 1,950,906 km (0.081 R)
• M5: 2,919,552 km (0.036 R)
• M6: 3,523,778 km (0.112 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 420.2

Radius: 10.6

Gravity: 3.74 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 1.99 AU - 2.23 AU

Year: 2079 Days

Day: 10.6 Hours

Environment

Temp: -206 °C

Axial Tilt: 20.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 87,045,639 km

• M1: 131,796 km (0.111 R)
• M2: 466,596 km (0.066 R)
• M3: 1,999,226 km (0.096 R)
• M4: 2,513,543 km (0.1 R)
• M5: 2,866,146 km (0.116 R)
• M6: 3,252,108 km (0.074 R)
• M7: 3,706,437 km (0.059 R)
• M8: 4,844,577 km (0.071 R)
• M9: 5,663,177 km (0.069 R)
• M10: 6,646,933 km (0.105 R)
• M11: 7,140,007 km (0.099 R)
• M12: 7,629,342 km (0.069 R)
• M13: 8,170,138 km (0.112 R)
• M14: 8,675,480 km (0.078 R)
• M15: 9,013,571 km (0.068 R)
• M16: 9,814,668 km (0.072 R)
• M17: 10,593,025 km (0.114 R)
• M18: 12,349,454 km (0.072 R)
• M19: 12,856,740 km (0.113 R)
• M20: 13,664,419 km (0.039 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 190.7

Radius: 13.2

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 3.63 AU - 4.67 AU

Year: 5734 Days

Day: 9.4 Hours

Environment

Temp: -222 °C

Axial Tilt: 19.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 87,045,639 km

• M1: 164,109 km (0.109 R)
• M2: 737,218 km (0.079 R)
• M3: 1,232,537 km (0.092 R)
• M4: 2,291,989 km (0.09 R)
• M5: 2,908,781 km (0.064 R)
• M6: 3,355,779 km (0.117 R)
• M7: 3,949,234 km (0.061 R)
• M8: 4,390,398 km (0.092 R)
• M9: 4,864,624 km (0.082 R)
• M10: 5,499,218 km (0.06 R)
• M11: 6,106,136 km (0.114 R)
• M12: 6,554,332 km (0.045 R)
• M13: 8,401,416 km (0.079 R)
• M14: 9,761,859 km (0.083 R)
• M15: 10,298,467 km (0.034 R)
• M16: 11,984,285 km (0.069 R)
• M17: 12,689,789 km (0.105 R)
• M18: 14,087,332 km (0.084 R)
• M19: 14,525,953 km (0.104 R)
• M20: 16,533,108 km (0.099 R)
• M21: 17,352,306 km (0.091 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 761.6

Radius: 6.5

Gravity: 18.03 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 10.12 AU - 10.96 AU

Year: 23209 Days

Day: 19.1 Hours

Environment

Temp: -244 °C

Axial Tilt: 25.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 87,045,639 km

• M1: 80,783 km (0.1 R)
• M2: 319,541 km (0.113 R)
• M3: 830,119 km (0.093 R)
• M4: 1,223,860 km (0.067 R)
• M5: 1,574,368 km (0.082 R)
• M6: 1,811,630 km (0.089 R)
• M7: 3,149,634 km (0.054 R)
• M8: 3,590,199 km (0.066 R)
• M9: 4,004,585 km (0.101 R)
• M10: 4,379,627 km (0.088 R)
• M11: 4,777,857 km (0.108 R)
• M12: 5,199,872 km (0.12 R)
• M13: 5,646,572 km (0.096 R)
• M14: 5,943,972 km (0.115 R)
• M15: 7,388,340 km (0.053 R)
• M16: 7,900,264 km (0.05 R)
• M17: 12,379,523 km (0.072 R)
• M18: 15,353,229 km (0.113 R)
• M19: 19,530,451 km (0.062 R)
• M20: 20,706,888 km (0.06 R)
• M21: 21,619,735 km (0.106 R)
• M22: 21,826,180 km (0.107 R)
• M23: 22,347,977 km (0.077 R)
• M24: 25,196,620 km (0.081 R)
• M25: 26,003,102 km (0.107 R)
• M26: 33,911,593 km (0.12 R)
• M27: 35,895,560 km (0.097 R)
• M28: 38,407,159 km (0.11 R)
• M29: 40,718,446 km (0.085 R)
• M30: 47,855,162 km (0.062 R)
• M31: 55,202,661 km (0.083 R)
• M32: 60,156,745 km (0.101 R)
• M33: 64,754,635 km (0.073 R)
• M34: 68,463,914 km (0.05 R)
• M35: 70,483,785 km (0.083 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 502 - 12,952 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit