🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 480.6

Radius: 10.2

Gravity: 4.62 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 0.5 AU - 0.76 AU

Year: 333 Days

Day: 9.9 Hours

Environment

Temp: -151 °C

Axial Tilt: 29.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 69,972,680 km

• M1: 126,859 km (0.068 R)
• M2: 600,785 km (0.064 R)
• M3: 958,773 km (0.119 R)
• M4: 1,358,947 km (0.088 R)
• M5: 1,773,632 km (0.103 R)
• M6: 2,091,079 km (0.049 R)
• M7: 2,721,784 km (0.075 R)
• M8: 3,148,138 km (0.076 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 957.5

Radius: 10

Gravity: 9.58 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 1.39 AU - 1.93 AU

Year: 1426 Days

Day: 8.6 Hours

Environment

Temp: -205 °C

Axial Tilt: 34.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 69,972,680 km

• M1: 124,316 km (0.046 R)
• M2: 548,127 km (0.107 R)
• M3: 883,226 km (0.045 R)
• M4: 1,199,027 km (0.106 R)
• M5: 1,592,320 km (0.059 R)
• M6: 1,937,592 km (0.097 R)
• M7: 2,446,823 km (0.057 R)
• M8: 2,896,364 km (0.088 R)
• M9: 3,631,937 km (0.101 R)
• M10: 4,219,258 km (0.102 R)
• M11: 4,993,876 km (0.106 R)
• M12: 5,652,107 km (0.067 R)
• M13: 6,146,528 km (0.086 R)
• M14: 6,491,949 km (0.08 R)
• M15: 7,385,348 km (0.072 R)
• M16: 8,783,489 km (0.097 R)
• M17: 9,318,601 km (0.046 R)
• M18: 10,077,062 km (0.107 R)
• M19: 11,091,485 km (0.096 R)
• M20: 12,600,479 km (0.114 R)
• M21: 13,860,692 km (0.054 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 817.6

Radius: 10.6

Gravity: 7.28 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 1.74 AU - 2.02 AU

Year: 1719 Days

Day: 10 Hours

Environment

Temp: -196 °C

Axial Tilt: 9.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 69,972,680 km

• M1: 131,945 km (0.097 R)
• M2: 511,924 km (0.082 R)
• M3: 902,374 km (0.087 R)
• M4: 1,432,699 km (0.102 R)
• M5: 2,056,971 km (0.056 R)
• M6: 2,505,316 km (0.107 R)
• M7: 2,854,627 km (0.094 R)
• M8: 3,316,884 km (0.096 R)
• M9: 4,412,539 km (0.092 R)
• M10: 4,840,987 km (0.115 R)
• M11: 5,805,445 km (0.099 R)
• M12: 6,551,190 km (0.109 R)
• M13: 7,137,614 km (0.116 R)
• M14: 7,963,843 km (0.119 R)
• M15: 9,044,388 km (0.089 R)
• M16: 9,806,140 km (0.107 R)
• M17: 10,467,064 km (0.068 R)
• M18: 11,723,686 km (0.081 R)
• M19: 14,226,309 km (0.102 R)
• M20: 14,757,531 km (0.061 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 514.5

Radius: 13.6

Gravity: 2.78 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 2.01 AU - 2.39 AU

Year: 2176 Days

Day: 11 Hours

Environment

Temp: -201 °C

Axial Tilt: 57.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 69,972,680 km

• M1: 169,195 km (0.094 R)
• M2: 714,330 km (0.092 R)
• M3: 1,400,386 km (0.075 R)
• M4: 2,530,298 km (0.062 R)
• M5: 3,453,916 km (0.066 R)
• M6: 4,471,480 km (0.104 R)
• M7: 5,774,029 km (0.113 R)
• M8: 6,747,762 km (0.099 R)
• M9: 9,847,579 km (0.062 R)
• M10: 10,832,232 km (0.111 R)
• M11: 13,879,541 km (0.059 R)
• M12: 14,445,320 km (0.053 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 814.3

Radius: 5.1

Gravity: 31.31 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 7.01 AU - 9.75 AU

Year: 16177 Days

Day: 20.3 Hours

Environment

Temp: -223 °C

Axial Tilt: 8.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 69,972,680 km

• M1: 63,729 km (0.086 R)
• M2: 247,136 km (0.114 R)
• M3: 406,906 km (0.061 R)
• M4: 828,323 km (0.079 R)
• M5: 1,029,832 km (0.104 R)
• M6: 1,614,610 km (0.081 R)
• M7: 1,969,905 km (0.059 R)
• M8: 2,621,703 km (0.074 R)
• M9: 2,909,230 km (0.068 R)
• M10: 3,164,743 km (0.108 R)
• M11: 3,960,304 km (0.117 R)
• M12: 4,146,853 km (0.099 R)
• M13: 7,047,107 km (0.115 R)
• M14: 7,989,723 km (0.12 R)
• M15: 9,668,062 km (0.058 R)
• M16: 12,144,355 km (0.092 R)
• M17: 13,010,078 km (0.102 R)
• M18: 14,938,395 km (0.12 R)
• M19: 15,163,839 km (0.061 R)
• M20: 20,437,313 km (0.104 R)
• M21: 21,183,806 km (0.114 R)
• M22: 24,145,246 km (0.04 R)
• M23: 27,483,522 km (0.107 R)
• M24: 28,049,152 km (0.091 R)
• M25: 39,318,509 km (0.089 R)
• M26: 42,543,390 km (0.108 R)
• M27: 43,148,215 km (0.118 R)
• M28: 46,736,768 km (0.112 R)
• M29: 53,267,763 km (0.083 R)
• M30: 58,314,447 km (0.096 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 421 - 20,209 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit