🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.43 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 697.4

Radius: 9.2

Gravity: 8.24 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 0.81 AU - 0.91 AU

Year: 541 Days

Day: 7.9 Hours

Environment

Temp: -168 °C

Axial Tilt: 18 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 68,887,829 km

• M1: 119,080 km (0.091 R)
• M2: 449,691 km (0.081 R)
• M3: 744,848 km (0.111 R)
• M4: 1,112,859 km (0.114 R)
• M5: 1,623,885 km (0.104 R)
• M6: 1,985,613 km (0.056 R)
• M7: 2,699,045 km (0.072 R)
• M8: 3,115,376 km (0.114 R)
• M9: 3,445,837 km (0.098 R)
• M10: 3,732,317 km (0.115 R)
• M11: 4,473,724 km (0.082 R)
• M12: 6,021,913 km (0.109 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 250.2

Radius: 8

Gravity: 3.91 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 1.38 AU - 1.84 AU

Year: 1386 Days

Day: 12.5 Hours

Environment

Temp: -198 °C

Axial Tilt: 3.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 68,887,829 km

• M1: 110,553 km (0.104 R)
• M2: 431,590 km (0.08 R)
• M3: 684,709 km (0.074 R)
• M4: 954,285 km (0.101 R)
• M5: 1,560,455 km (0.078 R)
• M6: 2,020,768 km (0.079 R)
• M7: 3,347,552 km (0.1 R)
• M8: 4,114,839 km (0.115 R)
• M9: 4,389,501 km (0.096 R)
• M10: 4,763,346 km (0.077 R)
• M11: 5,536,168 km (0.048 R)
• M12: 6,960,789 km (0.078 R)
• M13: 7,352,137 km (0.047 R)
• M14: 8,356,537 km (0.029 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 192.8

Radius: 15

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 1.8 AU - 2.18 AU

Year: 1904 Days

Day: 14.9 Hours

Environment

Temp: -198 °C

Axial Tilt: 16.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 68,887,829 km

• M1: 192,832 km (0.114 R)
• M2: 674,836 km (0.092 R)
• M3: 1,294,620 km (0.091 R)
• M4: 1,812,229 km (0.111 R)
• M5: 2,447,421 km (0.104 R)
• M6: 3,175,514 km (0.116 R)
• M7: 3,733,813 km (0.087 R)
• M8: 4,563,184 km (0.095 R)
• M9: 5,552,475 km (0.1 R)
• M10: 6,109,278 km (0.067 R)
• M11: 7,481,689 km (0.11 R)
• M12: 9,943,920 km (0.056 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 479.9

Radius: 6.3

Gravity: 12.09 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 6.8 AU - 11.06 AU

Year: 18100 Days

Day: 23.9 Hours

Environment

Temp: -239 °C

Axial Tilt: 33.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 68,887,829 km

• M1: 78,539 km (0.113 R)
• M2: 308,920 km (0.093 R)
• M3: 575,952 km (0.081 R)
• M4: 1,175,540 km (0.069 R)
• M5: 1,540,110 km (0.114 R)
• M6: 1,834,967 km (0.118 R)
• M7: 2,246,062 km (0.041 R)
• M8: 2,739,735 km (0.107 R)
• M9: 3,824,170 km (0.061 R)
• M10: 4,657,281 km (0.057 R)
• M11: 5,276,317 km (0.117 R)
• M12: 5,605,582 km (0.104 R)
• M13: 6,551,190 km (0.085 R)
• M14: 6,760,926 km (0.1 R)
• M15: 8,703,754 km (0.085 R)
• M16: 9,426,611 km (0.117 R)
• M17: 9,640,236 km (0.089 R)
• M18: 11,049,748 km (0.078 R)
• M19: 11,772,904 km (0.108 R)
• M20: 12,527,176 km (0.112 R)
• M21: 13,514,821 km (0.107 R)
• M22: 17,986,750 km (0.111 R)
• M23: 19,071,036 km (0.088 R)
• M24: 19,327,297 km (0.1 R)
• M25: 19,846,701 km (0.057 R)
• M26: 25,357,587 km (0.047 R)
• M27: 26,612,564 km (0.094 R)
• M28: 28,683,447 km (0.092 R)
• M29: 30,976,932 km (0.102 R)
• M30: 32,897,619 km (0.103 R)
• M31: 39,409,315 km (0.094 R)
• M32: 41,375,480 km (0.109 R)
• M33: 47,351,915 km (0.117 R)
• M34: 50,219,407 km (0.093 R)
• M35: 50,871,953 km (0.109 R)
• M36: 53,031,996 km (0.1 R)
• M37: 59,149,801 km (0.079 R)
• M38: 59,877,445 km (0.104 R)
• M39: 61,165,483 km (0.053 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 512.3

Radius: 8

Gravity: 8 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 8.25 AU - 10.79 AU

Year: 19923 Days

Day: 24 Hours

Environment

Temp: -226 °C

Axial Tilt: 37.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 68,887,829 km

• M1: 193,580 km (0.116 R)
• M2: 443,408 km (0.04 R)
• M3: 700,866 km (0.073 R)
• M4: 969,544 km (0.063 R)
• M5: 1,240,166 km (0.068 R)
• M6: 1,625,830 km (0.116 R)
• M7: 2,851,186 km (0.105 R)
• M8: 5,195,833 km (0.091 R)
• M9: 6,243,318 km (0.059 R)
• M10: 6,579,165 km (0.112 R)
• M11: 7,332,839 km (0.048 R)
• M12: 7,947,088 km (0.047 R)
• M13: 8,442,705 km (0.068 R)
• M14: 13,730,242 km (0.068 R)
• M15: 14,227,206 km (0.115 R)
• M16: 24,408,837 km (0.118 R)
• M17: 26,096,900 km (0.064 R)
• M18: 28,087,299 km (0.082 R)
• M19: 30,534,870 km (0.093 R)
• M20: 42,793,069 km (0.055 R)
• M21: 43,094,060 km (0.039 R)
• M22: 45,553,150 km (0.076 R)
• M23: 50,079,234 km (0.044 R)
• M24: 51,936,342 km (0.104 R)
• M25: 53,141,801 km (0.116 R)
• M26: 57,416,560 km (0.046 R)
• M27: 58,519,994 km (0.058 R)
• M28: 67,453,381 km (0.089 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: 427 - 18,161 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit