🌌 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: 63.1

Radius: 10

Gravity: 0.63 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 0.55 AU - 0.87 AU

Year: 413 Days

Day: 9.1 Hours

Environment

Temp: -151 °C

Axial Tilt: 20.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 39,110,651 km

• M1: 128,355 km (0.065 R)
• M2: 472,580 km (0.115 R)
• M3: 1,134,251 km (0.05 R)
• M4: 1,486,704 km (0.078 R)
• M5: 2,016,579 km (0.096 R)
• M6: 2,441,587 km (0.042 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 770

Radius: 8.5

Gravity: 10.66 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 0.81 AU - 1.25 AU

Year: 722 Days

Day: 14.1 Hours

Environment

Temp: -180 °C

Axial Tilt: 9.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 39,110,651 km

• M1: 105,766 km (0.086 R)
• M2: 406,757 km (0.069 R)
• M3: 832,512 km (0.053 R)
• M4: 1,237,474 km (0.103 R)
• M5: 1,628,373 km (0.12 R)
• M6: 2,208,813 km (0.119 R)
• M7: 2,614,821 km (0.089 R)
• M8: 3,095,479 km (0.089 R)
• M9: 3,452,270 km (0.055 R)
• M10: 3,865,908 km (0.064 R)
• M11: 4,185,898 km (0.112 R)
• M12: 4,623,322 km (0.039 R)
• M13: 4,914,140 km (0.084 R)
• M14: 6,325,746 km (0.068 R)
• M15: 7,147,337 km (0.062 R)
• M16: 8,409,644 km (0.107 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 340.2

Radius: 15

Gravity: 1.51 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 2.04 AU - 2.42 AU

Year: 2299 Days

Day: 7.3 Hours

Environment

Temp: -213 °C

Axial Tilt: 14.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 39,110,651 km

• M1: 186,549 km (0.109 R)
• M2: 837,000 km (0.114 R)
• M3: 1,425,219 km (0.09 R)
• M4: 1,954,197 km (0.088 R)
• M5: 3,408,737 km (0.117 R)
• M6: 3,993,814 km (0.091 R)
• M7: 4,704,853 km (0.103 R)
• M8: 6,260,372 km (0.046 R)
• M9: 6,780,823 km (0.096 R)
• M10: 7,574,439 km (0.113 R)
• M11: 12,162,905 km (0.091 R)
• M12: 13,417,134 km (0.058 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 806.4

Radius: 9.8

Gravity: 8.4 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 2.21 AU - 2.65 AU

Year: 2615 Days

Day: 10.6 Hours

Environment

Temp: -202 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 39,110,651 km

• M1: 122,072 km (0.03 R)
• M2: 467,045 km (0.106 R)
• M3: 1,073,814 km (0.112 R)
• M4: 1,768,995 km (0.107 R)
• M5: 2,124,439 km (0.104 R)
• M6: 2,557,076 km (0.088 R)
• M7: 3,064,961 km (0.111 R)
• M8: 3,563,421 km (0.084 R)
• M9: 4,543,437 km (0.081 R)
• M10: 5,489,793 km (0.11 R)
• M11: 9,514,275 km (0.082 R)
• M12: 11,055,283 km (0.107 R)
• M13: 11,465,330 km (0.06 R)
• M14: 11,885,401 km (0.113 R)
• M15: 12,711,929 km (0.037 R)
• M16: 13,116,442 km (0.065 R)
• M17: 13,999,070 km (0.053 R)
• M18: 16,246,628 km (0.112 R)
• M19: 19,073,280 km (0.101 R)
• M20: 20,388,095 km (0.117 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 822.7

Radius: 8.2

Gravity: 12.24 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 2.23 AU - 2.79 AU

Year: 2745 Days

Day: 8.9 Hours

Environment

Temp: -206 °C

Axial Tilt: 24 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 39,110,651 km

• M1: 102,026 km (0.089 R)
• M2: 409,300 km (0.072 R)
• M3: 790,774 km (0.063 R)
• M4: 1,343,389 km (0.072 R)
• M5: 1,666,221 km (0.115 R)
• M6: 2,200,285 km (0.052 R)
• M7: 2,715,351 km (0.083 R)
• M8: 3,027,412 km (0.107 R)
• M9: 3,684,745 km (0.119 R)
• M10: 4,152,388 km (0.082 R)
• M11: 4,613,449 km (0.104 R)
• M12: 4,987,294 km (0.027 R)
• M13: 5,330,920 km (0.087 R)
• M14: 6,203,674 km (0.057 R)
• M15: 8,851,407 km (0.118 R)
• M16: 9,173,641 km (0.112 R)
• M17: 9,466,703 km (0.101 R)
• M18: 9,765,899 km (0.1 R)
• M19: 10,822,808 km (0.096 R)
• M20: 12,084,516 km (0.12 R)
• M21: 14,351,821 km (0.095 R)
• M22: 15,767,466 km (0.075 R)
• M23: 17,496,518 km (0.045 R)
• M24: 17,891,008 km (0.112 R)
• M25: 18,580,953 km (0.119 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.26 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 204.1

Radius: 7.4

Gravity: 3.73 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 6.15 AU - 8.37 AU

Year: 13503 Days

Day: 24.7 Hours

Environment

Temp: -233 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 39,110,651 km

• M1: 92,003 km (0.093 R)
• M2: 339,138 km (0.105 R)
• M3: 701,764 km (0.115 R)
• M4: 976,425 km (0.098 R)
• M5: 1,598,752 km (0.044 R)
• M6: 1,973,794 km (0.078 R)
• M7: 2,551,990 km (0.119 R)
• M8: 4,326,819 km (0.098 R)
• M9: 6,583,802 km (0.09 R)
• M10: 6,944,333 km (0.091 R)
• M11: 7,242,183 km (0.096 R)
• M12: 8,311,059 km (0.105 R)
• M13: 9,848,477 km (0.09 R)
• M14: 10,177,293 km (0.084 R)
• M15: 12,578,488 km (0.075 R)
• M16: 13,880,887 km (0.084 R)
• M17: 15,903,301 km (0.041 R)
• M18: 17,018,254 km (0.085 R)
• M19: 17,905,369 km (0.045 R)
• M20: 18,184,369 km (0.053 R)
• M21: 19,920,153 km (0.103 R)
• M22: 20,982,149 km (0.082 R)
• M23: 22,807,991 km (0.094 R)
• M24: 25,170,739 km (0.086 R)
• M25: 25,609,061 km (0.103 R)
• M26: 30,277,711 km (0.068 R)
• M27: 31,274,931 km (0.094 R)
• M28: 32,915,720 km (0.066 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 427 - 15,268 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit