🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.4 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 826.9

Radius: 8.1

Gravity: 12.6 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 0.79 AU - 0.79 AU

Year: 468 Days

Day: 9.6 Hours

Environment

Temp: -171 °C

Axial Tilt: 19 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 29,636,683 km

• M1: 100,979 km (0.07 R)
• M2: 413,040 km (0.054 R)
• M3: 757,264 km (0.115 R)
• M4: 1,024,147 km (0.106 R)
• M5: 1,297,313 km (0.086 R)
• M6: 1,725,611 km (0.107 R)
• M7: 2,047,097 km (0.097 R)
• M8: 2,467,467 km (0.025 R)
• M9: 3,047,009 km (0.064 R)
• M10: 3,356,827 km (0.056 R)
• M11: 3,714,066 km (0.063 R)
• M12: 4,224,943 km (0.081 R)
• M13: 5,285,442 km (0.118 R)
• M14: 6,078,610 km (0.083 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 835.8

Radius: 8.5

Gravity: 11.57 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 1.22 AU - 1.24 AU

Year: 910 Days

Day: 13.1 Hours

Environment

Temp: -189 °C

Axial Tilt: 4.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 29,636,683 km

• M1: 105,766 km (0.107 R)
• M2: 377,136 km (0.108 R)
• M3: 766,988 km (0.078 R)
• M4: 1,046,437 km (0.116 R)
• M5: 1,442,123 km (0.059 R)
• M6: 1,984,865 km (0.113 R)
• M7: 2,309,642 km (0.117 R)
• M8: 2,934,811 km (0.092 R)
• M9: 3,838,233 km (0.096 R)
• M10: 4,144,160 km (0.11 R)
• M11: 5,200,022 km (0.096 R)
• M12: 5,905,675 km (0.057 R)
• M13: 6,336,667 km (0.091 R)
• M14: 6,788,602 km (0.1 R)
• M15: 7,093,781 km (0.111 R)
• M16: 7,807,662 km (0.111 R)
• M17: 8,759,404 km (0.089 R)
• M18: 9,697,981 km (0.112 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 211.7

Radius: 13

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 1.08 AU - 1.64 AU

Year: 1058 Days

Day: 6.7 Hours

Environment

Temp: -191 °C

Axial Tilt: 25.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 29,636,683 km

• M1: 164,707 km (0.059 R)
• M2: 605,123 km (0.066 R)
• M3: 1,265,149 km (0.086 R)
• M4: 1,793,978 km (0.11 R)
• M5: 2,198,939 km (0.059 R)
• M6: 2,708,619 km (0.12 R)
• M7: 3,872,042 km (0.09 R)
• M8: 5,056,707 km (0.099 R)
• M9: 6,709,315 km (0.114 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 120.7

Radius: 13.3

Gravity: 0.68 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 1.52 AU - 2.48 AU

Year: 1886 Days

Day: 12.9 Hours

Environment

Temp: -210 °C

Axial Tilt: 77.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 29,636,683 km

• M1: 166,502 km (0.059 R)
• M2: 664,215 km (0.054 R)
• M3: 1,288,935 km (0.075 R)
• M4: 2,965,179 km (0.111 R)
• M5: 3,751,466 km (0.119 R)
• M6: 4,171,237 km (0.067 R)
• M7: 5,472,739 km (0.114 R)
• M8: 6,197,241 km (0.034 R)
• M9: 7,277,188 km (0.12 R)
• M10: 8,154,281 km (0.086 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 435.1

Radius: 10

Gravity: 4.35 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 3.34 AU - 4.26 AU

Year: 4940 Days

Day: 13.9 Hours

Environment

Temp: -212 °C

Axial Tilt: 4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 29,636,683 km

• M1: 124,316 km (0.099 R)
• M2: 544,237 km (0.118 R)
• M3: 1,070,522 km (0.114 R)
• M4: 2,537,928 km (0.104 R)
• M5: 4,272,216 km (0.066 R)
• M6: 5,046,535 km (0.101 R)
• M7: 5,714,489 km (0.112 R)
• M8: 6,055,572 km (0.079 R)
• M9: 6,531,443 km (0.114 R)
• M10: 8,652,142 km (0.113 R)
• M11: 10,465,418 km (0.113 R)
• M12: 14,252,189 km (0.1 R)
• M13: 14,669,717 km (0.104 R)
• M14: 15,095,472 km (0.112 R)
• M15: 16,765,733 km (0.061 R)
• M16: 17,825,035 km (0.108 R)
• M17: 21,474,625 km (0.113 R)
• M18: 24,686,341 km (0.095 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 276.1

Radius: 11

Gravity: 2.28 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 4.42 AU - 5.76 AU

Year: 7658 Days

Day: 7.6 Hours

Environment

Temp: -223 °C

Axial Tilt: 45.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 29,636,683 km

• M1: 136,732 km (0.073 R)
• M2: 581,337 km (0.072 R)
• M3: 1,130,960 km (0.056 R)
• M4: 2,338,065 km (0.116 R)
• M5: 2,718,941 km (0.072 R)
• M6: 3,219,197 km (0.115 R)
• M7: 3,628,796 km (0.071 R)
• M8: 4,119,477 km (0.106 R)
• M9: 4,833,806 km (0.036 R)
• M10: 5,207,203 km (0.096 R)
• M11: 5,803,799 km (0.031 R)
• M12: 6,832,733 km (0.102 R)
• M13: 10,695,201 km (0.109 R)
• M14: 11,518,737 km (0.041 R)
• M15: 13,656,939 km (0.118 R)
• M16: 14,028,690 km (0.096 R)
• M17: 15,071,387 km (0.068 R)
• M18: 16,224,188 km (0.109 R)
• M19: 16,943,604 km (0.11 R)
• M20: 18,834,970 km (0.036 R)
• M21: 19,495,595 km (0.073 R)
• M22: 21,642,174 km (0.099 R)
• M23: 24,405,097 km (0.104 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: 197 - 13,615 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit