🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 286.7

Radius: 10.8

Gravity: 2.46 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 0.58 AU - 0.88 AU

Year: 431 Days

Day: 7.4 Hours

Environment

Temp: -166 °C

Axial Tilt: 47.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 51,022,846 km

• M1: 134,638 km (0.064 R)
• M2: 555,307 km (0.1 R)
• M3: 929,302 km (0.072 R)
• M4: 1,441,675 km (0.068 R)
• M5: 1,921,285 km (0.088 R)
• M6: 2,345,246 km (0.116 R)
• M7: 2,869,287 km (0.062 R)
• M8: 3,502,834 km (0.051 R)
• M9: 4,202,653 km (0.088 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 267.1

Radius: 13.4

Gravity: 1.49 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 0.69 AU - 0.85 AU

Year: 466 Days

Day: 13.6 Hours

Environment

Temp: -163 °C

Axial Tilt: 130 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 51,022,846 km

• M1: 166,652 km (0.12 R)
• M2: 600,486 km (0.059 R)
• M3: 1,213,388 km (0.113 R)
• M4: 1,717,683 km (0.108 R)
• M5: 2,831,888 km (0.063 R)
• M6: 3,342,166 km (0.065 R)
• M7: 3,819,982 km (0.109 R)
• M8: 4,511,124 km (0.104 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 309.3

Radius: 12.3

Gravity: 2.04 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 2.05 AU - 2.73 AU

Year: 2550 Days

Day: 11.3 Hours

Environment

Temp: -211 °C

Axial Tilt: 33.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 51,022,846 km

• M1: 153,039 km (0.12 R)
• M2: 544,237 km (0.074 R)
• M3: 956,080 km (0.074 R)
• M4: 1,682,228 km (0.117 R)
• M5: 3,128,391 km (0.101 R)
• M6: 3,624,308 km (0.095 R)
• M7: 4,007,727 km (0.066 R)
• M8: 4,515,612 km (0.104 R)
• M9: 5,457,929 km (0.09 R)
• M10: 7,071,791 km (0.109 R)
• M11: 7,931,081 km (0.102 R)
• M12: 8,551,912 km (0.112 R)
• M13: 8,983,502 km (0.051 R)
• M14: 9,857,452 km (0.103 R)
• M15: 11,145,789 km (0.109 R)
• M16: 11,963,491 km (0.069 R)
• M17: 12,622,320 km (0.115 R)
• M18: 13,264,394 km (0.074 R)
• M19: 13,718,424 km (0.088 R)
• M20: 14,225,411 km (0.117 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 189.9

Radius: 13.2

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 2.67 AU - 3.55 AU

Year: 3786 Days

Day: 7.6 Hours

Environment

Temp: -215 °C

Axial Tilt: 3.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 51,022,846 km

• M1: 164,408 km (0.095 R)
• M2: 684,859 km (0.112 R)
• M3: 1,124,677 km (0.107 R)
• M4: 2,480,482 km (0.087 R)
• M5: 3,007,665 km (0.093 R)
• M6: 5,188,353 km (0.05 R)
• M7: 7,937,065 km (0.062 R)
• M8: 9,727,003 km (0.064 R)
• M9: 13,785,294 km (0.106 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 179.3

Radius: 14.7

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 3.46 AU - 5.7 AU

Year: 6766 Days

Day: 9.9 Hours

Environment

Temp: -224 °C

Axial Tilt: 3.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 51,022,846 km

• M1: 192,383 km (0.109 R)
• M2: 681,119 km (0.099 R)
• M3: 1,145,620 km (0.102 R)
• M4: 1,627,924 km (0.059 R)
• M5: 2,153,013 km (0.097 R)
• M6: 2,941,393 km (0.074 R)
• M7: 4,322,630 km (0.084 R)
• M8: 5,097,099 km (0.105 R)
• M9: 6,243,467 km (0.04 R)
• M10: 7,490,665 km (0.113 R)
• M11: 8,054,200 km (0.099 R)
• M12: 8,971,085 km (0.07 R)
• M13: 11,743,283 km (0.106 R)
• M14: 14,838,164 km (0.104 R)
• M15: 16,107,203 km (0.091 R)
• M16: 17,276,011 km (0.109 R)
• M17: 18,203,966 km (0.034 R)
• M18: 20,096,230 km (0.074 R)
• M19: 23,141,295 km (0.104 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.03 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 334.9

Radius: 6.6

Gravity: 7.69 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 6.46 AU - 9.6 AU

Year: 15707 Days

Day: 18.3 Hours

Environment

Temp: -229 °C

Axial Tilt: 8.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 51,022,846 km

• M1: 84,224 km (0.101 R)
• M2: 345,870 km (0.048 R)
• M3: 639,381 km (0.074 R)
• M4: 877,990 km (0.113 R)
• M5: 1,129,913 km (0.111 R)
• M6: 1,674,299 km (0.109 R)
• M7: 1,912,758 km (0.101 R)
• M8: 2,155,705 km (0.111 R)
• M9: 3,910,339 km (0.083 R)
• M10: 4,540,894 km (0.086 R)
• M11: 4,976,074 km (0.069 R)
• M12: 5,576,111 km (0.091 R)
• M13: 5,822,050 km (0.113 R)
• M14: 6,642,594 km (0.115 R)
• M15: 7,623,208 km (0.104 R)
• M16: 8,837,793 km (0.094 R)
• M17: 10,021,262 km (0.035 R)
• M18: 10,332,875 km (0.118 R)
• M19: 11,474,905 km (0.119 R)
• M20: 12,399,719 km (0.077 R)
• M21: 13,002,449 km (0.092 R)
• M22: 17,257,012 km (0.1 R)
• M23: 21,060,987 km (0.059 R)
• M24: 21,658,780 km (0.088 R)
• M25: 23,519,927 km (0.052 R)
• M26: 27,760,129 km (0.066 R)
• M27: 28,582,169 km (0.06 R)
• M28: 28,999,248 km (0.118 R)
• M29: 30,274,869 km (0.045 R)
• M30: 33,858,636 km (0.12 R)
• M31: 35,272,336 km (0.114 R)
• M32: 35,511,692 km (0.118 R)
• M33: 36,114,871 km (0.069 R)
• M34: 42,935,038 km (0.095 R)
• M35: 47,880,444 km (0.089 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 316 - 16,139 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit