🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.62 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 874

Radius: 12.8

Gravity: 5.33 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 1 AU - 1.48 AU

Year: 971 Days

Day: 8.7 Hours

Environment

Temp: -187 °C

Axial Tilt: 24.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 47,750,835 km

• M1: 159,621 km (0.095 R)
• M2: 651,499 km (0.095 R)
• M3: 1,151,754 km (0.052 R)
• M4: 1,733,989 km (0.11 R)
• M5: 2,216,292 km (0.039 R)
• M6: 2,877,814 km (0.088 R)
• M7: 3,399,163 km (0.055 R)
• M8: 3,854,838 km (0.079 R)
• M9: 4,579,640 km (0.097 R)
• M10: 5,433,694 km (0.118 R)
• M11: 6,235,239 km (0.096 R)
• M12: 7,864,958 km (0.041 R)
• M13: 8,394,385 km (0.103 R)
• M14: 8,862,926 km (0.108 R)
• M15: 9,495,426 km (0.045 R)
• M16: 10,500,275 km (0.077 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 278.9

Radius: 13.7

Gravity: 1.49 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 1.31 AU - 1.77 AU

Year: 1343 Days

Day: 7.5 Hours

Environment

Temp: -202 °C

Axial Tilt: 27 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 47,750,835 km

• M1: 170,392 km (0.076 R)
• M2: 782,546 km (0.109 R)
• M3: 1,555,519 km (0.116 R)
• M4: 2,039,617 km (0.077 R)
• M5: 2,836,525 km (0.092 R)
• M6: 3,458,404 km (0.037 R)
• M7: 3,907,496 km (0.086 R)
• M8: 4,942,564 km (0.077 R)
• M9: 6,447,219 km (0.027 R)
• M10: 6,906,335 km (0.084 R)
• M11: 8,038,492 km (0.062 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 206.7

Radius: 10.9

Gravity: 1.74 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 2.32 AU - 2.9 AU

Year: 2964 Days

Day: 9.9 Hours

Environment

Temp: -210 °C

Axial Tilt: 15.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 47,750,835 km

• M1: 138,079 km (0.117 R)
• M2: 506,389 km (0.067 R)
• M3: 1,028,037 km (0.069 R)
• M4: 1,905,129 km (0.075 R)
• M5: 2,340,010 km (0.12 R)
• M6: 2,940,795 km (0.029 R)
• M7: 3,348,748 km (0.073 R)
• M8: 3,743,238 km (0.097 R)
• M9: 4,242,596 km (0.112 R)
• M10: 4,806,430 km (0.115 R)
• M11: 5,288,434 km (0.1 R)
• M12: 5,642,682 km (0.064 R)
• M13: 6,179,738 km (0.055 R)
• M14: 6,573,330 km (0.118 R)
• M15: 7,912,531 km (0.088 R)
• M16: 9,077,300 km (0.103 R)
• M17: 12,738,857 km (0.073 R)
• M18: 13,418,779 km (0.12 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 987.7

Radius: 13.2

Gravity: 5.67 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 2.59 AU - 2.92 AU

Year: 3206 Days

Day: 14.6 Hours

Environment

Temp: -201 °C

Axial Tilt: 26.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 47,750,835 km

• M1: 164,109 km (0.067 R)
• M2: 601,982 km (0.109 R)
• M3: 1,226,254 km (0.104 R)
• M4: 1,939,387 km (0.069 R)
• M5: 2,763,821 km (0.06 R)
• M6: 3,894,631 km (0.053 R)
• M7: 4,518,903 km (0.06 R)
• M8: 4,954,831 km (0.088 R)
• M9: 5,499,218 km (0.058 R)
• M10: 6,708,417 km (0.07 R)
• M11: 7,777,294 km (0.106 R)
• M12: 8,299,391 km (0.064 R)
• M13: 9,687,958 km (0.118 R)
• M14: 10,795,282 km (0.087 R)
• M15: 11,446,032 km (0.106 R)
• M16: 13,066,476 km (0.104 R)
• M17: 14,007,746 km (0.085 R)
• M18: 14,573,077 km (0.048 R)
• M19: 15,368,488 km (0.069 R)
• M20: 16,758,253 km (0.1 R)
• M21: 20,499,247 km (0.119 R)
• M22: 22,181,774 km (0.083 R)
• M23: 23,449,017 km (0.096 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 21.2

Radius: 11.6

Gravity: 0.16 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 2.26 AU - 3.4 AU

Year: 3346 Days

Day: 7.1 Hours

Environment

Temp: -210 °C

Axial Tilt: 49.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 47,750,835 km

• M1: 146,008 km (0.108 R)
• M2: 697,724 km (0.115 R)
• M3: 1,295,218 km (0.064 R)
• M4: 1,947,465 km (0.075 R)
• M5: 2,350,332 km (0.108 R)
• M6: 3,649,590 km (0.116 R)
• M7: 4,092,998 km (0.098 R)
• M8: 6,473,848 km (0.049 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 309.1

Radius: 10.2

Gravity: 2.97 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 3.46 AU - 5.32 AU

Year: 6466 Days

Day: 14.2 Hours

Environment

Temp: -230 °C

Axial Tilt: 49.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 47,750,835 km

• M1: 126,859 km (0.111 R)
• M2: 455,526 km (0.113 R)
• M3: 808,128 km (0.088 R)
• M4: 1,221,467 km (0.072 R)
• M5: 1,581,399 km (0.077 R)
• M6: 2,040,515 km (0.102 R)
• M7: 3,756,552 km (0.097 R)
• M8: 5,328,826 km (0.09 R)
• M9: 7,851,495 km (0.113 R)
• M10: 8,806,827 km (0.107 R)
• M11: 10,340,055 km (0.101 R)
• M12: 11,578,576 km (0.085 R)
• M13: 12,863,921 km (0.119 R)
• M14: 13,823,890 km (0.119 R)
• M15: 16,171,829 km (0.082 R)
• M16: 17,775,219 km (0.086 R)
• M17: 19,612,730 km (0.026 R)
• M18: 21,924,166 km (0.055 R)
• M19: 22,854,216 km (0.102 R)
• M20: 26,596,856 km (0.1 R)

Asteroid Belt

Center: 5.62 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 6.84 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 428.3

Radius: 7.7

Gravity: 7.22 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 6.07 AU - 7.61 AU

Year: 12575 Days

Day: 16.3 Hours

Environment

Temp: -233 °C

Axial Tilt: 0.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 47,750,835 km

• M1: 95,743 km (0.099 R)
• M2: 549,772 km (0.069 R)
• M3: 1,044,193 km (0.093 R)
• M4: 1,408,314 km (0.119 R)
• M5: 1,686,716 km (0.096 R)
• M6: 1,935,946 km (0.064 R)
• M7: 2,227,811 km (0.097 R)
• M8: 2,629,033 km (0.116 R)
• M9: 4,496,463 km (0.069 R)
• M10: 5,075,108 km (0.109 R)
• M11: 5,668,114 km (0.092 R)
• M12: 7,311,596 km (0.036 R)
• M13: 8,828,518 km (0.093 R)
• M14: 9,490,339 km (0.083 R)
• M15: 9,783,850 km (0.059 R)
• M16: 13,122,725 km (0.111 R)
• M17: 15,547,557 km (0.108 R)
• M18: 15,819,077 km (0.086 R)
• M19: 16,865,365 km (0.091 R)
• M20: 18,634,360 km (0.093 R)
• M21: 19,642,500 km (0.117 R)
• M22: 21,936,733 km (0.071 R)
• M23: 22,278,414 km (0.096 R)
• M24: 24,131,034 km (0.12 R)
• M25: 25,327,967 km (0.105 R)
• M26: 25,798,602 km (0.072 R)
• M27: 28,746,577 km (0.108 R)
• M28: 31,693,655 km (0.104 R)
• M29: 32,130,481 km (0.108 R)
• M30: 33,918,176 km (0.064 R)
• M31: 43,320,851 km (0.051 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 274 - 15,041 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit