🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.36 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 772.4

Radius: 9.8

Gravity: 8.04 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 0.68 AU - 0.74 AU

Year: 392 Days

Day: 8 Hours

Environment

Temp: -144 °C

Axial Tilt: 11.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 32,879,388 km

• M1: 121,922 km (0.108 R)
• M2: 431,291 km (0.057 R)
• M3: 753,375 km (0.082 R)
• M4: 1,139,038 km (0.09 R)
• M5: 1,472,492 km (0.059 R)
• M6: 2,015,233 km (0.085 R)
• M7: 2,333,876 km (0.117 R)
• M8: 2,646,835 km (0.096 R)
• M9: 3,440,751 km (0.096 R)
• M10: 4,233,321 km (0.055 R)
• M11: 5,317,008 km (0.062 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 143.9

Radius: 14.5

Gravity: 0.68 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 0.86 AU - 1 AU

Year: 588 Days

Day: 10.5 Hours

Environment

Temp: -155 °C

Axial Tilt: 89.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 32,879,388 km

• M1: 180,265 km (0.028 R)
• M2: 709,094 km (0.08 R)
• M3: 1,193,492 km (0.097 R)
• M4: 1,671,008 km (0.098 R)
• M5: 2,185,774 km (0.026 R)
• M6: 3,292,649 km (0.11 R)
• M7: 3,834,343 km (0.05 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 480.4

Radius: 13.5

Gravity: 2.64 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 1.43 AU - 1.87 AU

Year: 1390 Days

Day: 14.3 Hours

Environment

Temp: -184 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 32,879,388 km

• M1: 184,604 km (0.03 R)
• M2: 921,523 km (0.103 R)
• M3: 1,382,434 km (0.067 R)
• M4: 2,082,702 km (0.052 R)
• M5: 2,552,140 km (0.074 R)
• M6: 3,646,747 km (0.087 R)
• M7: 4,639,479 km (0.059 R)
• M8: 5,131,057 km (0.092 R)
• M9: 5,826,388 km (0.052 R)
• M10: 6,422,685 km (0.075 R)
• M11: 8,080,230 km (0.09 R)
• M12: 9,080,890 km (0.116 R)
• M13: 9,611,514 km (0.103 R)
• M14: 10,038,316 km (0.1 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 703.3

Radius: 13.5

Gravity: 3.86 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 2.09 AU - 2.93 AU

Year: 2609 Days

Day: 9.7 Hours

Environment

Temp: -194 °C

Axial Tilt: 5.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 32,879,388 km

• M1: 167,849 km (0.065 R)
• M2: 665,262 km (0.049 R)
• M3: 1,111,961 km (0.08 R)
• M4: 1,587,233 km (0.083 R)
• M5: 2,148,674 km (0.072 R)
• M6: 3,032,798 km (0.05 R)
• M7: 3,987,082 km (0.036 R)
• M8: 4,878,237 km (0.116 R)
• M9: 5,543,499 km (0.089 R)
• M10: 6,002,615 km (0.081 R)
• M11: 6,514,688 km (0.089 R)
• M12: 7,596,430 km (0.101 R)
• M13: 8,965,700 km (0.052 R)
• M14: 9,564,540 km (0.098 R)
• M15: 10,417,098 km (0.111 R)
• M16: 13,598,446 km (0.072 R)
• M17: 14,342,696 km (0.058 R)
• M18: 15,360,560 km (0.117 R)
• M19: 15,912,726 km (0.092 R)
• M20: 17,703,412 km (0.079 R)
• M21: 19,742,281 km (0.062 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 650

Radius: 8.5

Gravity: 9 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 2.15 AU - 3.49 AU

Year: 3107 Days

Day: 13.6 Hours

Environment

Temp: -199 °C

Axial Tilt: 5.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 32,879,388 km

• M1: 107,262 km (0.063 R)
• M2: 441,613 km (0.104 R)
• M3: 864,376 km (0.058 R)
• M4: 1,257,669 km (0.117 R)
• M5: 1,620,295 km (0.09 R)
• M6: 1,924,726 km (0.05 R)
• M7: 2,366,489 km (0.083 R)
• M8: 2,940,945 km (0.096 R)
• M9: 3,270,359 km (0.117 R)
• M10: 4,657,431 km (0.092 R)
• M11: 5,636,698 km (0.119 R)
• M12: 6,010,094 km (0.08 R)
• M13: 6,955,852 km (0.069 R)
• M14: 7,230,215 km (0.067 R)
• M15: 7,898,618 km (0.1 R)
• M16: 9,580,846 km (0.065 R)
• M17: 11,531,602 km (0.083 R)
• M18: 14,165,871 km (0.094 R)
• M19: 14,857,313 km (0.041 R)
• M20: 15,211,261 km (0.045 R)
• M21: 17,792,572 km (0.052 R)
• M22: 19,008,653 km (0.026 R)
• M23: 20,714,967 km (0.087 R)
• M24: 21,220,757 km (0.069 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 734.6

Radius: 13.3

Gravity: 4.15 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 3.2 AU - 5.04 AU

Year: 5486 Days

Day: 6.7 Hours

Environment

Temp: -215 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 32,879,388 km

• M1: 165,455 km (0.099 R)
• M2: 634,744 km (0.105 R)
• M3: 2,354,670 km (0.104 R)
• M4: 2,971,163 km (0.086 R)
• M5: 3,715,862 km (0.092 R)
• M6: 4,818,547 km (0.064 R)
• M7: 6,548,348 km (0.092 R)
• M8: 7,021,675 km (0.096 R)
• M9: 7,518,041 km (0.119 R)
• M10: 8,781,395 km (0.068 R)
• M11: 9,699,328 km (0.113 R)
• M12: 10,361,298 km (0.038 R)
• M13: 10,819,068 km (0.114 R)
• M14: 12,274,356 km (0.103 R)
• M15: 13,314,659 km (0.071 R)
• M16: 13,746,997 km (0.043 R)
• M17: 14,696,794 km (0.092 R)
• M18: 16,977,862 km (0.049 R)
• M19: 22,307,436 km (0.079 R)
• M20: 26,225,255 km (0.035 R)
• M21: 28,213,560 km (0.117 R)
• M22: 28,658,763 km (0.12 R)
• M23: 29,380,872 km (0.093 R)
• M24: 30,673,697 km (0.109 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 335 - 18,678 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit