🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.99

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 0.97 AU - 0.97 AU

Year: 417 Days

Day: 25.3 Hours

Environment

Temp: -59 °C

Axial Tilt: 3.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 34,896,333 km

• M1: 236,813 km (0.12 R)
• M2: 1,048,232 km (0.106 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.63

Radius: 1.85

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 1.24 AU - 1.6 AU

Year: 739 Days

Day: 30 Hours

Environment

Temp: -102 °C

Axial Tilt: 35.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 2.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 597.5

Radius: 12.1

Gravity: 4.08 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 2.68 AU - 3.24 AU

Year: 2223 Days

Day: 7.9 Hours

Environment

Temp: -153 °C

Axial Tilt: 2.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 34,896,333 km

• M1: 150,495 km (0.098 R)
• M2: 595,699 km (0.115 R)
• M3: 1,007,990 km (0.079 R)
• M4: 1,530,985 km (0.106 R)
• M5: 2,027,350 km (0.074 R)
• M6: 2,492,600 km (0.088 R)
• M7: 3,170,727 km (0.115 R)
• M8: 4,025,080 km (0.091 R)
• M9: 4,496,613 km (0.063 R)
• M10: 5,004,946 km (0.117 R)
• M11: 5,598,700 km (0.08 R)
• M12: 6,764,367 km (0.106 R)
• M13: 7,814,394 km (0.107 R)
• M14: 8,615,042 km (0.085 R)
• M15: 10,023,057 km (0.117 R)
• M16: 10,819,367 km (0.086 R)
• M17: 11,271,152 km (0.101 R)
• M18: 11,696,310 km (0.102 R)
• M19: 13,722,313 km (0.099 R)
• M20: 14,476,885 km (0.079 R)
• M21: 15,875,924 km (0.099 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 494.4

Radius: 9.9

Gravity: 5.04 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 2.37 AU - 3.89 AU

Year: 2417 Days

Day: 9.9 Hours

Environment

Temp: -138 °C

Axial Tilt: 45.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 34,896,333 km

• M1: 123,119 km (0.09 R)
• M2: 460,163 km (0.069 R)
• M3: 1,003,503 km (0.096 R)
• M4: 1,324,091 km (0.089 R)
• M5: 1,703,920 km (0.072 R)
• M6: 2,506,064 km (0.117 R)
• M7: 2,863,602 km (0.11 R)
• M8: 3,576,735 km (0.075 R)
• M9: 4,225,093 km (0.098 R)
• M10: 4,567,373 km (0.116 R)
• M11: 5,262,255 km (0.114 R)
• M12: 7,508,916 km (0.089 R)
• M13: 8,257,952 km (0.048 R)
• M14: 9,456,979 km (0.089 R)
• M15: 10,045,198 km (0.117 R)
• M16: 10,991,853 km (0.09 R)
• M17: 12,318,038 km (0.104 R)
• M18: 13,704,511 km (0.085 R)
• M19: 14,278,369 km (0.113 R)
• M20: 14,730,603 km (0.1 R)
• M21: 16,536,698 km (0.104 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 390.5

Radius: 12.1

Gravity: 2.67 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 3.15 AU - 4.23 AU

Year: 3094 Days

Day: 14.3 Hours

Environment

Temp: -154 °C

Axial Tilt: 23.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 34,896,333 km

• M1: 150,495 km (0.109 R)
• M2: 604,076 km (0.117 R)
• M3: 998,865 km (0.073 R)
• M4: 1,515,277 km (0.114 R)
• M5: 1,963,472 km (0.091 R)
• M6: 2,759,782 km (0.112 R)
• M7: 3,472,466 km (0.105 R)
• M8: 4,045,426 km (0.114 R)
• M9: 4,811,367 km (0.038 R)
• M10: 5,501,462 km (0.057 R)
• M11: 6,362,098 km (0.113 R)
• M12: 8,609,507 km (0.087 R)
• M13: 10,423,980 km (0.115 R)
• M14: 11,342,361 km (0.086 R)
• M15: 12,230,823 km (0.112 R)
• M16: 13,165,061 km (0.12 R)
• M17: 16,004,878 km (0.11 R)
• M18: 16,710,232 km (0.099 R)
• M19: 17,860,340 km (0.118 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 93.9

Radius: 11.5

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 3.9 AU - 6.1 AU

Year: 4881 Days

Day: 9.1 Hours

Environment

Temp: -176 °C

Axial Tilt: 19.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 34,896,333 km

• M1: 143,016 km (0.117 R)
• M2: 573,708 km (0.097 R)
• M3: 975,827 km (0.065 R)
• M4: 1,563,298 km (0.057 R)
• M5: 2,600,011 km (0.108 R)
• M6: 3,622,213 km (0.11 R)
• M7: 4,011,018 km (0.079 R)
• M8: 4,566,475 km (0.059 R)
• M9: 5,107,571 km (0.032 R)
• M10: 5,879,346 km (0.12 R)
• M11: 6,571,834 km (0.103 R)
• M12: 9,530,132 km (0.114 R)
• M13: 12,790,020 km (0.086 R)
• M14: 14,736,737 km (0.096 R)
• M15: 15,094,575 km (0.059 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.41 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 37.9

Radius: 4.4

Gravity: 1.96 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 12.5 AU - 18.32 AU

Year: 26409 Days

Day: 17.1 Hours

Environment

Temp: -204 °C

Axial Tilt: 73.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 34,896,333 km

• M1: 55,202 km (0.079 R)
• M2: 316,998 km (0.075 R)
• M3: 524,490 km (0.096 R)
• M4: 717,920 km (0.098 R)
• M5: 1,250,788 km (0.115 R)
• M6: 1,535,772 km (0.113 R)
• M7: 1,936,544 km (0.117 R)
• M8: 2,121,447 km (0.081 R)
• M9: 3,580,475 km (0.093 R)
• M10: 5,510,587 km (0.064 R)
• M11: 5,819,956 km (0.083 R)
• M12: 8,041,185 km (0.107 R)
• M13: 11,852,340 km (0.117 R)
• M14: 12,683,655 km (0.104 R)
• M15: 18,230,146 km (0.102 R)
• M16: 18,777,525 km (0.111 R)
• M17: 29,832,807 km (0.114 R)
• M18: 30,880,292 km (0.097 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: 400 - 12,398 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit