🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.45 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 712.5

Radius: 14.4

Gravity: 3.44 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 0.78 AU - 1.02 AU

Year: 560 Days

Day: 5.5 Hours

Environment

Temp: -144 °C

Axial Tilt: 33.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 35,819,909 km

• M1: 179,069 km (0.098 R)
• M2: 765,492 km (0.09 R)
• M3: 1,351,168 km (0.071 R)
• M4: 2,082,402 km (0.097 R)
• M5: 2,556,328 km (0.037 R)
• M6: 3,010,358 km (0.096 R)
• M7: 4,727,143 km (0.062 R)
• M8: 5,197,778 km (0.037 R)
• M9: 5,646,572 km (0.112 R)
• M10: 6,139,945 km (0.066 R)
• M11: 6,682,088 km (0.114 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 373.3

Radius: 11

Gravity: 3.09 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 1.32 AU - 1.92 AU

Year: 1353 Days

Day: 8.3 Hours

Environment

Temp: -179 °C

Axial Tilt: 5.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 35,819,909 km

• M1: 138,827 km (0.098 R)
• M2: 492,775 km (0.079 R)
• M3: 918,232 km (0.098 R)
• M4: 1,283,849 km (0.074 R)
• M5: 1,678,189 km (0.107 R)
• M6: 2,610,184 km (0.093 R)
• M7: 3,063,465 km (0.09 R)
• M8: 3,524,825 km (0.116 R)
• M9: 3,984,090 km (0.115 R)
• M10: 4,518,005 km (0.098 R)
• M11: 5,213,336 km (0.057 R)
• M12: 5,936,492 km (0.08 R)
• M13: 6,794,286 km (0.074 R)
• M14: 7,145,393 km (0.105 R)
• M15: 8,167,595 km (0.083 R)
• M16: 9,456,530 km (0.118 R)
• M17: 9,865,531 km (0.113 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 380.5

Radius: 11.1

Gravity: 3.09 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 1.62 AU - 1.84 AU

Year: 1493 Days

Day: 9.8 Hours

Environment

Temp: -190 °C

Axial Tilt: 0.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 35,819,909 km

• M1: 138,079 km (0.118 R)
• M2: 503,546 km (0.103 R)
• M3: 1,490,444 km (0.057 R)
• M4: 1,999,824 km (0.107 R)
• M5: 2,611,231 km (0.085 R)
• M6: 3,431,326 km (0.095 R)
• M7: 4,647,407 km (0.025 R)
• M8: 5,871,417 km (0.117 R)
• M9: 7,348,397 km (0.089 R)
• M10: 7,779,388 km (0.085 R)
• M11: 8,776,159 km (0.093 R)
• M12: 9,615,254 km (0.098 R)
• M13: 10,989,460 km (0.083 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 319.2

Radius: 10.6

Gravity: 2.84 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 2.12 AU - 2.86 AU

Year: 2578 Days

Day: 13.4 Hours

Environment

Temp: -199 °C

Axial Tilt: 35.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 35,819,909 km

• M1: 131,796 km (0.085 R)
• M2: 550,969 km (0.048 R)
• M3: 1,030,430 km (0.036 R)
• M4: 1,455,438 km (0.114 R)
• M5: 1,952,252 km (0.102 R)
• M6: 2,586,996 km (0.082 R)
• M7: 3,322,270 km (0.084 R)
• M8: 3,670,234 km (0.06 R)
• M9: 5,032,921 km (0.119 R)
• M10: 5,426,513 km (0.073 R)
• M11: 6,055,722 km (0.108 R)
• M12: 7,885,603 km (0.095 R)
• M13: 8,755,215 km (0.099 R)
• M14: 10,160,687 km (0.079 R)
• M15: 11,080,565 km (0.083 R)
• M16: 12,562,930 km (0.058 R)
• M17: 13,413,992 km (0.028 R)
• M18: 13,748,044 km (0.066 R)
• M19: 14,520,269 km (0.085 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 595.9

Radius: 10.5

Gravity: 5.4 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 5.36 AU - 5.56 AU

Year: 8369 Days

Day: 8.1 Hours

Environment

Temp: -220 °C

Axial Tilt: 21.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 35,819,909 km

• M1: 130,749 km (0.092 R)
• M2: 464,501 km (0.106 R)
• M3: 972,985 km (0.058 R)
• M4: 1,495,530 km (0.098 R)
• M5: 3,464,836 km (0.116 R)
• M6: 3,821,777 km (0.036 R)
• M7: 5,892,211 km (0.048 R)
• M8: 6,651,720 km (0.046 R)
• M9: 7,436,510 km (0.093 R)
• M10: 8,492,222 km (0.067 R)
• M11: 10,453,301 km (0.104 R)
• M12: 11,152,372 km (0.114 R)
• M13: 11,723,237 km (0.114 R)
• M14: 12,313,550 km (0.025 R)
• M15: 13,093,404 km (0.055 R)
• M16: 14,384,733 km (0.099 R)
• M17: 14,999,131 km (0.041 R)
• M18: 16,346,111 km (0.113 R)
• M19: 19,575,929 km (0.075 R)
• M20: 20,483,688 km (0.065 R)
• M21: 20,948,040 km (0.042 R)
• M22: 22,546,643 km (0.041 R)
• M23: 26,620,941 km (0.083 R)
• M24: 28,303,319 km (0.114 R)
• M25: 29,660,171 km (0.104 R)
• M26: 32,086,051 km (0.091 R)
• M27: 34,206,301 km (0.094 R)
• M28: 35,079,953 km (0.105 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.01 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 306

Radius: 4.3

Gravity: 16.55 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 4.85 AU - 7.17 AU

Year: 9665 Days

Day: 22.4 Hours

Environment

Temp: -230 °C

Axial Tilt: 12.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 35,819,909 km

• M1: 81,381 km (0.114 R)
• M2: 235,467 km (0.119 R)
• M3: 466,297 km (0.069 R)
• M4: 612,304 km (0.066 R)
• M5: 1,203,664 km (0.102 R)
• M6: 1,434,644 km (0.11 R)
• M7: 1,708,258 km (0.075 R)
• M8: 2,394,464 km (0.087 R)
• M9: 2,591,334 km (0.069 R)
• M10: 2,741,381 km (0.057 R)
• M11: 3,121,060 km (0.048 R)
• M12: 4,995,970 km (0.107 R)
• M13: 6,101,948 km (0.119 R)
• M14: 6,712,157 km (0.109 R)
• M15: 7,068,051 km (0.068 R)
• M16: 8,292,210 km (0.12 R)
• M17: 8,577,643 km (0.114 R)
• M18: 8,869,658 km (0.042 R)
• M19: 9,606,278 km (0.096 R)
• M20: 9,875,853 km (0.088 R)
• M21: 10,429,964 km (0.106 R)
• M22: 22,644,630 km (0.093 R)
• M23: 24,096,477 km (0.103 R)
• M24: 24,677,366 km (0.119 R)
• M25: 25,781,099 km (0.115 R)
• M26: 26,917,294 km (0.1 R)
• M27: 31,107,680 km (0.061 R)
• M28: 31,303,354 km (0.083 R)
• M29: 31,796,279 km (0.088 R)
• M30: 32,898,816 km (0.086 R)
• M31: 34,757,569 km (0.038 R)
• M32: 35,286,099 km (0.094 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 226 - 18,301 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit