🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 135.8

Radius: 10.1

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 0.63 AU - 0.69 AU

Year: 358 Days

Day: 8.1 Hours

Environment

Temp: -152 °C

Axial Tilt: 20.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 20,549,103 km

• M1: 125,662 km (0.057 R)
• M2: 495,618 km (0.047 R)
• M3: 849,267 km (0.065 R)
• M4: 1,252,134 km (0.12 R)
• M5: 1,636,900 km (0.111 R)
• M6: 2,014,186 km (0.086 R)
• M7: 2,571,737 km (0.114 R)
• M8: 2,964,132 km (0.082 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 646.3

Radius: 9.5

Gravity: 7.16 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 0.96 AU - 1.28 AU

Year: 790 Days

Day: 8 Hours

Environment

Temp: -176 °C

Axial Tilt: 38.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 20,549,103 km

• M1: 118,182 km (0.115 R)
• M2: 523,293 km (0.091 R)
• M3: 860,637 km (0.096 R)
• M4: 1,708,108 km (0.12 R)
• M5: 2,066,246 km (0.039 R)
• M6: 2,887,389 km (0.086 R)
• M7: 3,399,761 km (0.115 R)
• M8: 4,409,397 km (0.072 R)
• M9: 4,707,546 km (0.066 R)
• M10: 5,144,072 km (0.114 R)
• M11: 8,205,742 km (0.097 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 516.5

Radius: 8

Gravity: 8.07 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 1.41 AU - 1.83 AU

Year: 1375 Days

Day: 13.7 Hours

Environment

Temp: -193 °C

Axial Tilt: 32.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 20,549,103 km

• M1: 99,782 km (0.057 R)
• M2: 439,519 km (0.11 R)
• M3: 697,425 km (0.115 R)
• M4: 1,334,413 km (0.04 R)
• M5: 1,664,276 km (0.053 R)
• M6: 2,166,776 km (0.106 R)
• M7: 2,430,068 km (0.093 R)
• M8: 2,702,186 km (0.099 R)
• M9: 3,022,176 km (0.078 R)
• M10: 3,337,528 km (0.076 R)
• M11: 3,738,600 km (0.112 R)
• M12: 4,454,426 km (0.069 R)
• M13: 4,806,729 km (0.107 R)
• M14: 5,716,284 km (0.117 R)
• M15: 6,807,900 km (0.104 R)
• M16: 7,276,291 km (0.088 R)
• M17: 7,871,990 km (0.07 R)
• M18: 8,782,741 km (0.106 R)
• M19: 9,488,095 km (0.052 R)
• M20: 10,518,825 km (0.047 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 449.9

Radius: 14.1

Gravity: 2.26 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 2.07 AU - 2.47 AU

Year: 2281 Days

Day: 7.4 Hours

Environment

Temp: -204 °C

Axial Tilt: 12.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 20,549,103 km

• M1: 175,478 km (0.093 R)
• M2: 738,116 km (0.101 R)
• M3: 1,181,823 km (0.06 R)
• M4: 1,875,957 km (0.12 R)
• M5: 2,596,869 km (0.025 R)
• M6: 3,965,840 km (0.069 R)
• M7: 4,536,406 km (0.045 R)
• M8: 5,227,099 km (0.042 R)
• M9: 5,963,121 km (0.089 R)
• M10: 6,508,405 km (0.06 R)
• M11: 6,979,339 km (0.114 R)
• M12: 8,197,365 km (0.085 R)
• M13: 10,336,764 km (0.097 R)
• M14: 11,649,485 km (0.106 R)
• M15: 13,738,320 km (0.047 R)
• M16: 14,384,733 km (0.045 R)
• M17: 14,871,524 km (0.092 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 426.9

Radius: 10.9

Gravity: 3.59 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 2.81 AU - 2.99 AU

Year: 3293 Days

Day: 6.7 Hours

Environment

Temp: -218 °C

Axial Tilt: 8.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 20,549,103 km

• M1: 135,536 km (0.108 R)
• M2: 484,248 km (0.104 R)
• M3: 891,005 km (0.091 R)
• M4: 1,698,833 km (0.117 R)
• M5: 2,059,963 km (0.105 R)
• M6: 3,121,360 km (0.082 R)
• M7: 3,486,229 km (0.113 R)
• M8: 3,977,658 km (0.092 R)
• M9: 5,863,489 km (0.085 R)
• M10: 7,075,381 km (0.104 R)
• M11: 7,803,175 km (0.107 R)
• M12: 8,348,309 km (0.074 R)
• M13: 9,161,224 km (0.104 R)
• M14: 10,944,131 km (0.079 R)
• M15: 12,468,534 km (0.06 R)
• M16: 14,843,550 km (0.109 R)
• M17: 17,076,747 km (0.115 R)
• M18: 18,217,879 km (0.112 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 209.4

Radius: 9.5

Gravity: 2.32 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 3.06 AU - 4.68 AU

Year: 5077 Days

Day: 12.7 Hours

Environment

Temp: -220 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 20,549,103 km

• M1: 118,182 km (0.079 R)
• M2: 653,443 km (0.073 R)
• M3: 1,610,271 km (0.089 R)
• M4: 2,185,625 km (0.065 R)
• M5: 2,702,785 km (0.067 R)
• M6: 3,040,876 km (0.076 R)
• M7: 3,921,708 km (0.093 R)
• M8: 4,443,506 km (0.099 R)
• M9: 4,917,132 km (0.038 R)
• M10: 5,251,184 km (0.079 R)
• M11: 6,713,803 km (0.058 R)
• M12: 7,186,233 km (0.056 R)
• M13: 8,668,748 km (0.077 R)
• M14: 12,621,124 km (0.094 R)
• M15: 14,041,256 km (0.062 R)
• M16: 14,667,473 km (0.085 R)
• M17: 15,012,296 km (0.062 R)
• M18: 15,413,069 km (0.096 R)
• M19: 18,707,363 km (0.087 R)
• M20: 19,584,007 km (0.09 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 366 - 16,095 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit