🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.76 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 520.2

Radius: 13.4

Gravity: 2.9 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 1.15 AU - 1.89 AU

Year: 1250 Days

Day: 14.1 Hours

Environment

Temp: -182 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 38,001,386 km

• M1: 166,951 km (0.086 R)
• M2: 747,989 km (0.07 R)
• M3: 1,277,117 km (0.103 R)
• M4: 1,899,594 km (0.076 R)
• M5: 2,354,970 km (0.087 R)
• M6: 2,832,636 km (0.074 R)
• M7: 3,718,255 km (0.09 R)
• M8: 4,891,850 km (0.094 R)
• M9: 5,353,809 km (0.102 R)
• M10: 5,993,788 km (0.102 R)
• M11: 7,037,233 km (0.075 R)
• M12: 8,198,263 km (0.11 R)
• M13: 8,713,777 km (0.099 R)
• M14: 10,802,313 km (0.052 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 606.1

Radius: 11.3

Gravity: 4.75 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 1.87 AU - 2.43 AU

Year: 2102 Days

Day: 6.4 Hours

Environment

Temp: -193 °C

Axial Tilt: 12.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 38,001,386 km

• M1: 141,370 km (0.088 R)
• M2: 1,119,590 km (0.089 R)
• M3: 1,533,229 km (0.039 R)
• M4: 3,910,638 km (0.097 R)
• M5: 4,611,055 km (0.062 R)
• M6: 5,122,979 km (0.085 R)
• M7: 5,555,018 km (0.039 R)
• M8: 6,389,325 km (0.073 R)
• M9: 7,735,855 km (0.065 R)
• M10: 8,648,851 km (0.077 R)
• M11: 9,530,581 km (0.061 R)
• M12: 11,244,823 km (0.109 R)
• M13: 11,742,535 km (0.105 R)
• M14: 13,795,168 km (0.092 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 637.7

Radius: 8.5

Gravity: 8.83 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 2.24 AU - 3.02 AU

Year: 2844 Days

Day: 14 Hours

Environment

Temp: -201 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 38,001,386 km

• M1: 105,766 km (0.079 R)
• M2: 431,739 km (0.072 R)
• M3: 1,365,679 km (0.116 R)
• M4: 1,662,481 km (0.101 R)
• M5: 2,431,414 km (0.065 R)
• M6: 2,745,420 km (0.107 R)
• M7: 3,474,111 km (0.082 R)
• M8: 3,973,918 km (0.107 R)
• M9: 4,609,110 km (0.091 R)
• M10: 5,764,156 km (0.104 R)
• M11: 7,282,275 km (0.113 R)
• M12: 7,906,846 km (0.102 R)
• M13: 8,398,424 km (0.099 R)
• M14: 12,040,534 km (0.109 R)
• M15: 14,590,131 km (0.112 R)
• M16: 15,581,815 km (0.084 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 887.6

Radius: 14.1

Gravity: 4.46 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 4.89 AU - 5.59 AU

Year: 7999 Days

Day: 13.9 Hours

Environment

Temp: -218 °C

Axial Tilt: 10 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 38,001,386 km

• M1: 175,329 km (0.111 R)
• M2: 963,709 km (0.093 R)
• M3: 1,590,674 km (0.065 R)
• M4: 2,131,620 km (0.086 R)
• M5: 2,734,948 km (0.119 R)
• M6: 3,766,426 km (0.08 R)
• M7: 4,456,371 km (0.095 R)
• M8: 5,292,473 km (0.096 R)
• M9: 5,849,576 km (0.088 R)
• M10: 6,373,617 km (0.109 R)
• M11: 7,199,098 km (0.064 R)
• M12: 7,968,331 km (0.101 R)
• M13: 9,340,592 km (0.1 R)
• M14: 10,762,071 km (0.034 R)
• M15: 12,664,657 km (0.073 R)
• M16: 14,216,734 km (0.092 R)
• M17: 17,197,472 km (0.059 R)
• M18: 18,796,823 km (0.067 R)
• M19: 22,627,576 km (0.111 R)
• M20: 23,748,662 km (0.11 R)
• M21: 27,237,883 km (0.099 R)
• M22: 28,210,119 km (0.083 R)
• M23: 35,905,733 km (0.088 R)
• M24: 39,488,153 km (0.115 R)
• M25: 41,748,427 km (0.041 R)
• M26: 42,520,652 km (0.046 R)

Planet 5 - Ice Giant

Semi-Major Axis: 5.95 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 364.4

Radius: 5.1

Gravity: 14.01 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 5.52 AU - 6.38 AU

Year: 9678 Days

Day: 19.4 Hours

Environment

Temp: -235 °C

Axial Tilt: 16.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 38,001,386 km

• M1: 63,579 km (0.118 R)
• M2: 256,411 km (0.091 R)
• M3: 495,618 km (0.115 R)
• M4: 1,365,829 km (0.087 R)
• M5: 1,760,767 km (0.104 R)
• M6: 1,954,047 km (0.106 R)
• M7: 2,509,654 km (0.108 R)
• M8: 2,996,296 km (0.072 R)
• M9: 3,207,827 km (0.07 R)
• M10: 3,660,660 km (0.073 R)
• M11: 4,285,381 km (0.045 R)
• M12: 7,015,542 km (0.055 R)
• M13: 7,427,385 km (0.086 R)
• M14: 7,815,591 km (0.052 R)
• M15: 8,632,396 km (0.109 R)
• M16: 10,243,565 km (0.087 R)
• M17: 11,371,832 km (0.109 R)
• M18: 11,679,405 km (0.072 R)
• M19: 13,699,275 km (0.114 R)
• M20: 14,461,028 km (0.112 R)
• M21: 14,700,983 km (0.108 R)
• M22: 15,499,237 km (0.086 R)
• M23: 16,068,457 km (0.114 R)
• M24: 16,261,289 km (0.099 R)
• M25: 20,828,512 km (0.106 R)
• M26: 22,469,151 km (0.109 R)
• M27: 27,170,713 km (0.112 R)
• M28: 28,090,591 km (0.106 R)
• M29: 29,798,400 km (0.095 R)
• M30: 33,733,572 km (0.105 R)
• M31: 35,443,476 km (0.118 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: 371 - 16,774 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit