🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.4

Radius: 0.69

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 0.43 AU - 0.63 AU

Year: 253 Days

Day: 25.2 Hours

Environment

Temp: -113 °C

Axial Tilt: 9.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 29,506,394 km

• M1: 208,539 km (0.107 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 800.6

Radius: 11

Gravity: 6.62 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 0.94 AU - 1.2 AU

Year: 726 Days

Day: 11.3 Hours

Environment

Temp: -165 °C

Axial Tilt: 45.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 29,506,394 km

• M1: 136,732 km (0.047 R)
• M2: 560,992 km (0.12 R)
• M3: 930,349 km (0.105 R)
• M4: 1,388,567 km (0.077 R)
• M5: 1,764,208 km (0.119 R)
• M6: 2,258,928 km (0.04 R)
• M7: 3,015,893 km (0.105 R)
• M8: 3,613,985 km (0.112 R)
• M9: 4,353,597 km (0.076 R)
• M10: 5,282,450 km (0.12 R)
• M11: 5,658,390 km (0.094 R)
• M12: 8,303,729 km (0.117 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 377.5

Radius: 11.3

Gravity: 2.96 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 0.92 AU - 1.28 AU

Year: 757 Days

Day: 9 Hours

Environment

Temp: -172 °C

Axial Tilt: 4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 29,506,394 km

• M1: 140,622 km (0.088 R)
• M2: 594,951 km (0.092 R)
• M3: 1,183,918 km (0.084 R)
• M4: 1,658,891 km (0.108 R)
• M5: 2,041,712 km (0.118 R)
• M6: 2,544,809 km (0.05 R)
• M7: 3,461,096 km (0.034 R)
• M8: 4,009,821 km (0.091 R)
• M9: 4,615,842 km (0.093 R)
• M10: 5,488,895 km (0.101 R)
• M11: 6,011,291 km (0.096 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 571

Radius: 11

Gravity: 4.72 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 1.35 AU - 1.37 AU

Year: 1040 Days

Day: 7.9 Hours

Environment

Temp: -174 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 29,506,394 km

• M1: 139,874 km (0.08 R)
• M2: 558,748 km (0.069 R)
• M3: 1,021,753 km (0.034 R)
• M4: 1,618,799 km (0.025 R)
• M5: 3,231,613 km (0.079 R)
• M6: 3,719,302 km (0.069 R)
• M7: 5,367,422 km (0.047 R)
• M8: 8,954,031 km (0.106 R)
• M9: 9,773,977 km (0.107 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 693.3

Radius: 12.5

Gravity: 4.44 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 1.48 AU - 1.56 AU

Year: 1229 Days

Day: 15 Hours

Environment

Temp: -186 °C

Axial Tilt: 0 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 29,506,394 km

• M1: 155,432 km (0.091 R)
• M2: 769,831 km (0.092 R)
• M3: 1,562,550 km (0.115 R)
• M4: 2,273,439 km (0.119 R)
• M5: 2,768,757 km (0.074 R)
• M6: 3,162,200 km (0.104 R)
• M7: 3,783,031 km (0.097 R)
• M8: 4,686,303 km (0.087 R)
• M9: 7,041,273 km (0.117 R)
• M10: 9,210,442 km (0.118 R)
• M11: 10,415,602 km (0.115 R)
• M12: 11,653,674 km (0.077 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 738.9

Radius: 10.5

Gravity: 6.7 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 1.6 AU - 2.24 AU

Year: 1745 Days

Day: 9.4 Hours

Environment

Temp: -181 °C

Axial Tilt: 38 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 29,506,394 km

• M1: 137,480 km (0.101 R)
• M2: 579,692 km (0.073 R)
• M3: 1,026,541 km (0.077 R)
• M4: 1,444,966 km (0.086 R)
• M5: 1,803,552 km (0.083 R)
• M6: 2,905,191 km (0.099 R)
• M7: 4,158,372 km (0.095 R)
• M8: 4,607,016 km (0.086 R)
• M9: 6,125,434 km (0.113 R)
• M10: 6,475,493 km (0.103 R)
• M11: 7,326,257 km (0.035 R)
• M12: 7,721,344 km (0.079 R)
• M13: 8,928,899 km (0.065 R)
• M14: 10,119,548 km (0.102 R)
• M15: 11,006,663 km (0.114 R)
• M16: 11,601,165 km (0.113 R)
• M17: 12,692,931 km (0.099 R)
• M18: 13,513,774 km (0.079 R)
• M19: 13,980,071 km (0.094 R)
• M20: 15,261,077 km (0.041 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 136.3

Radius: 9.8

Gravity: 1.42 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 2.02 AU - 2.62 AU

Year: 2318 Days

Day: 6.9 Hours

Environment

Temp: -203 °C

Axial Tilt: 35.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 29,506,394 km

• M1: 121,922 km (0.067 R)
• M2: 496,964 km (0.111 R)
• M3: 873,352 km (0.07 R)
• M4: 2,116,660 km (0.108 R)
• M5: 2,744,373 km (0.103 R)
• M6: 3,205,434 km (0.048 R)
• M7: 3,536,045 km (0.064 R)
• M8: 4,472,827 km (0.055 R)
• M9: 4,887,213 km (0.089 R)
• M10: 5,526,594 km (0.05 R)
• M11: 7,936,017 km (0.089 R)
• M12: 8,517,804 km (0.104 R)
• M13: 9,270,580 km (0.086 R)
• M14: 10,097,258 km (0.106 R)

Planet 8 - Gas Giant

Semi-Major Axis: 2.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 228.7

Radius: 8.1

Gravity: 3.49 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 2.61 AU - 2.65 AU

Year: 2798 Days

Day: 6.5 Hours

Environment

Temp: -190 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 29,506,394 km

• M1: 101,577 km (0.104 R)
• M2: 357,689 km (0.102 R)
• M3: 816,206 km (0.094 R)
• M4: 1,102,985 km (0.09 R)
• M5: 1,530,087 km (0.093 R)
• M6: 1,996,533 km (0.045 R)
• M7: 2,489,309 km (0.119 R)
• M8: 2,814,086 km (0.074 R)
• M9: 3,291,004 km (0.086 R)
• M10: 4,273,114 km (0.078 R)
• M11: 5,198,825 km (0.104 R)
• M12: 5,663,327 km (0.09 R)
• M13: 5,940,980 km (0.082 R)
• M14: 6,599,360 km (0.093 R)
• M15: 8,502,245 km (0.089 R)
• M16: 8,774,813 km (0.083 R)
• M17: 9,791,779 km (0.061 R)
• M18: 10,569,987 km (0.079 R)
• M19: 11,243,327 km (0.066 R)
• M20: 12,134,182 km (0.083 R)
• M21: 12,597,038 km (0.069 R)

Planet 9 - Gas Giant

Semi-Major Axis: 3.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 43.8

Radius: 9.5

Gravity: 0.49 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 2.94 AU - 4.12 AU

Year: 4351 Days

Day: 6.2 Hours

Environment

Temp: -213 °C

Axial Tilt: 2.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 29,506,394 km

• M1: 118,482 km (0.089 R)
• M2: 471,532 km (0.109 R)
• M3: 924,814 km (0.105 R)
• M4: 1,520,363 km (0.081 R)
• M5: 2,675,408 km (0.069 R)
• M6: 5,404,971 km (0.112 R)

Planet 10 - Gas Giant

Semi-Major Axis: 3.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 640.6

Radius: 13.7

Gravity: 3.41 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 3.44 AU - 4.3 AU

Year: 4994 Days

Day: 11.2 Hours

Environment

Temp: -212 °C

Axial Tilt: 48.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 29,506,394 km

• M1: 170,392 km (0.112 R)
• M2: 623,225 km (0.102 R)
• M3: 1,303,147 km (0.065 R)
• M4: 1,964,669 km (0.09 R)
• M5: 2,790,449 km (0.061 R)
• M6: 3,750,119 km (0.107 R)
• M7: 5,349,919 km (0.077 R)
• M8: 6,443,779 km (0.042 R)
• M9: 8,914,836 km (0.1 R)
• M10: 9,640,835 km (0.1 R)
• M11: 10,232,644 km (0.087 R)
• M12: 10,938,447 km (0.113 R)
• M13: 13,201,264 km (0.097 R)
• M14: 16,227,180 km (0.041 R)
• M15: 16,763,040 km (0.115 R)
• M16: 17,682,468 km (0.07 R)
• M17: 19,554,985 km (0.086 R)
• M18: 24,458,653 km (0.086 R)
• M19: 25,641,374 km (0.107 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 235 - 18,177 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit