🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.5 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 671.6

Radius: 11.6

Gravity: 4.99 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 0.78 AU - 1.22 AU

Year: 678 Days

Day: 6.2 Hours

Environment

Temp: -170 °C

Axial Tilt: 15.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 73,218,742 km

• M1: 144,212 km (0.085 R)
• M2: 612,603 km (0.079 R)
• M3: 1,098,796 km (0.114 R)
• M4: 1,509,742 km (0.116 R)
• M5: 1,935,198 km (0.118 R)
• M6: 2,339,262 km (0.087 R)
• M7: 3,372,235 km (0.08 R)
• M8: 3,819,832 km (0.09 R)
• M9: 4,200,259 km (0.114 R)
• M10: 5,072,565 km (0.042 R)
• M11: 5,831,325 km (0.12 R)
• M12: 6,705,874 km (0.073 R)
• M13: 7,757,398 km (0.11 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 570

Radius: 11

Gravity: 4.71 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 0.92 AU - 1.08 AU

Year: 678 Days

Day: 7.9 Hours

Environment

Temp: -180 °C

Axial Tilt: 13.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 73,218,742 km

• M1: 136,732 km (0.096 R)
• M2: 573,409 km (0.105 R)
• M3: 1,056,909 km (0.092 R)
• M4: 1,783,207 km (0.117 R)
• M5: 2,410,770 km (0.103 R)
• M6: 4,330,709 km (0.059 R)
• M7: 4,689,594 km (0.027 R)
• M8: 5,611,267 km (0.084 R)
• M9: 6,000,819 km (0.105 R)
• M10: 7,498,144 km (0.111 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 926.4

Radius: 11.4

Gravity: 7.13 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 2.54 AU - 2.92 AU

Year: 3059 Days

Day: 14.7 Hours

Environment

Temp: -201 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 73,218,742 km

• M1: 141,819 km (0.092 R)
• M2: 529,277 km (0.118 R)
• M3: 933,192 km (0.062 R)
• M4: 1,582,895 km (0.12 R)
• M5: 2,440,390 km (0.094 R)
• M6: 2,854,477 km (0.067 R)
• M7: 3,371,786 km (0.044 R)
• M8: 4,343,425 km (0.117 R)
• M9: 5,309,677 km (0.075 R)
• M10: 6,472,651 km (0.082 R)
• M11: 6,896,013 km (0.089 R)
• M12: 7,467,327 km (0.07 R)
• M13: 7,899,366 km (0.083 R)
• M14: 9,183,963 km (0.08 R)
• M15: 9,995,083 km (0.106 R)
• M16: 11,848,600 km (0.09 R)
• M17: 13,871,612 km (0.043 R)
• M18: 15,951,172 km (0.074 R)
• M19: 19,386,388 km (0.112 R)
• M20: 20,077,381 km (0.081 R)
• M21: 22,385,676 km (0.033 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 268.7

Radius: 11.9

Gravity: 1.9 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 3.27 AU - 3.43 AU

Year: 4159 Days

Day: 8.2 Hours

Environment

Temp: -209 °C

Axial Tilt: 21.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 73,218,742 km

• M1: 147,952 km (0.101 R)
• M2: 666,608 km (0.116 R)
• M3: 1,162,974 km (0.098 R)
• M4: 1,585,438 km (0.107 R)
• M5: 2,098,709 km (0.109 R)
• M6: 2,573,083 km (0.119 R)
• M7: 3,036,388 km (0.072 R)
• M8: 3,684,596 km (0.095 R)
• M9: 4,092,250 km (0.082 R)
• M10: 4,930,297 km (0.103 R)
• M11: 6,168,070 km (0.067 R)
• M12: 7,664,497 km (0.065 R)
• M13: 10,884,442 km (0.104 R)
• M14: 14,010,589 km (0.088 R)
• M15: 15,403,794 km (0.1 R)
• M16: 17,800,351 km (0.052 R)
• M17: 18,859,205 km (0.079 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 540.4

Radius: 3.3

Gravity: 49.62 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 7.51 AU - 12.37 AU

Year: 21255 Days

Day: 17.8 Hours

Environment

Temp: -232 °C

Axial Tilt: 3.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 73,218,742 km

• M1: 41,289 km (0.119 R)
• M2: 164,408 km (0.107 R)
• M3: 297,999 km (0.054 R)
• M4: 474,973 km (0.088 R)
• M5: 583,581 km (0.064 R)
• M6: 799,152 km (0.11 R)
• M7: 1,212,042 km (0.087 R)
• M8: 1,342,042 km (0.073 R)
• M9: 1,497,475 km (0.073 R)
• M10: 2,117,259 km (0.068 R)
• M11: 2,646,985 km (0.12 R)
• M12: 2,968,321 km (0.097 R)
• M13: 3,259,887 km (0.082 R)
• M14: 3,777,795 km (0.071 R)
• M15: 5,778,367 km (0.083 R)
• M16: 6,360,004 km (0.052 R)
• M17: 6,489,556 km (0.098 R)
• M18: 6,979,638 km (0.109 R)
• M19: 7,736,005 km (0.101 R)
• M20: 9,634,402 km (0.106 R)
• M21: 9,862,838 km (0.097 R)
• M22: 11,692,420 km (0.115 R)
• M23: 12,892,195 km (0.117 R)
• M24: 13,169,549 km (0.088 R)
• M25: 14,842,054 km (0.116 R)
• M26: 16,407,146 km (0.09 R)
• M27: 18,513,784 km (0.102 R)
• M28: 19,586,101 km (0.102 R)
• M29: 20,510,766 km (0.113 R)
• M30: 26,121,583 km (0.052 R)
• M31: 26,232,136 km (0.072 R)
• M32: 29,335,245 km (0.105 R)
• M33: 34,901,333 km (0.063 R)
• M34: 39,364,436 km (0.082 R)
• M35: 40,094,324 km (0.105 R)
• M36: 43,880,197 km (0.102 R)
• M37: 45,140,110 km (0.041 R)
• M38: 46,262,244 km (0.093 R)
• M39: 47,402,778 km (0.102 R)
• M40: 51,803,199 km (0.102 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 340 - 13,339 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit