🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.39

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 0.61 AU - 0.73 AU

Year: 354 Days

Day: 23.4 Hours

Environment

Temp: -142 °C

Axial Tilt: 5.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 77,300,076 km

• M1: 84,672 km (0.102 R)

Asteroid Belt

Center: 1.18 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 109.1

Radius: 8.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 1.38 AU - 2 AU

Year: 1419 Days

Day: 15 Hours

Environment

Temp: -189 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 77,300,076 km

• M1: 112,348 km (0.072 R)
• M2: 572,810 km (0.094 R)
• M3: 1,077,553 km (0.065 R)
• M4: 1,768,546 km (0.037 R)
• M5: 3,092,637 km (0.1 R)
• M6: 6,150,567 km (0.031 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 87.5

Radius: 13

Gravity: 0.52 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 2.16 AU - 2.38 AU

Year: 2208 Days

Day: 13.8 Hours

Environment

Temp: -186 °C

Axial Tilt: 12.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 77,300,076 km

• M1: 161,715 km (0.113 R)
• M2: 671,246 km (0.065 R)
• M3: 1,218,175 km (0.045 R)
• M4: 1,765,105 km (0.069 R)
• M5: 2,836,226 km (0.119 R)
• M6: 3,698,508 km (0.03 R)
• M7: 5,554,120 km (0.099 R)
• M8: 7,261,331 km (0.062 R)
• M9: 8,310,311 km (0.096 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 442.9

Radius: 14.3

Gravity: 2.17 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 2.3 AU - 3.34 AU

Year: 3058 Days

Day: 5.2 Hours

Environment

Temp: -196 °C

Axial Tilt: 13.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 77,300,076 km

• M1: 177,872 km (0.074 R)
• M2: 1,106,426 km (0.105 R)
• M3: 1,578,258 km (0.078 R)
• M4: 3,112,085 km (0.048 R)
• M5: 5,224,706 km (0.11 R)
• M6: 9,435,138 km (0.11 R)
• M7: 9,971,147 km (0.087 R)
• M8: 10,641,046 km (0.113 R)
• M9: 17,662,422 km (0.069 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 491

Radius: 12.1

Gravity: 3.35 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 2.22 AU - 3.52 AU

Year: 3139 Days

Day: 13.1 Hours

Environment

Temp: -201 °C

Axial Tilt: 37.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 77,300,076 km

• M1: 150,795 km (0.05 R)
• M2: 537,505 km (0.074 R)
• M3: 943,963 km (0.085 R)
• M4: 1,418,487 km (0.067 R)
• M5: 1,954,347 km (0.081 R)
• M6: 2,759,034 km (0.05 R)
• M7: 3,178,656 km (0.093 R)
• M8: 3,640,913 km (0.098 R)
• M9: 4,209,684 km (0.051 R)
• M10: 4,859,687 km (0.117 R)
• M11: 5,829,679 km (0.061 R)
• M12: 6,866,393 km (0.107 R)
• M13: 8,479,656 km (0.088 R)
• M14: 9,374,999 km (0.075 R)
• M15: 9,772,331 km (0.088 R)
• M16: 10,600,954 km (0.072 R)
• M17: 11,152,222 km (0.062 R)
• M18: 15,363,253 km (0.11 R)
• M19: 16,535,501 km (0.1 R)
• M20: 17,116,839 km (0.087 R)
• M21: 17,657,186 km (0.093 R)
• M22: 18,943,130 km (0.074 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 355.7

Radius: 9.9

Gravity: 3.63 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 2.44 AU - 3.6 AU

Year: 3389 Days

Day: 11.1 Hours

Environment

Temp: -201 °C

Axial Tilt: 21.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 77,300,076 km

• M1: 123,269 km (0.102 R)
• M2: 450,140 km (0.106 R)
• M3: 810,072 km (0.11 R)
• M4: 1,176,438 km (0.108 R)
• M5: 1,697,038 km (0.099 R)
• M6: 2,420,643 km (0.063 R)
• M7: 3,286,216 km (0.115 R)
• M8: 3,963,296 km (0.098 R)
• M9: 4,599,835 km (0.074 R)
• M10: 5,693,246 km (0.095 R)
• M11: 6,207,863 km (0.117 R)
• M12: 6,531,293 km (0.119 R)
• M13: 7,600,619 km (0.086 R)
• M14: 8,353,994 km (0.077 R)
• M15: 10,305,349 km (0.052 R)
• M16: 10,837,169 km (0.072 R)
• M17: 11,267,712 km (0.106 R)
• M18: 13,459,919 km (0.116 R)
• M19: 13,912,004 km (0.108 R)
• M20: 16,892,442 km (0.116 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 708.5

Radius: 9.9

Gravity: 7.23 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 3.32 AU - 4.74 AU

Year: 5224 Days

Day: 6.4 Hours

Environment

Temp: -214 °C

Axial Tilt: 5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 77,300,076 km

• M1: 123,119 km (0.089 R)
• M2: 660,923 km (0.101 R)
• M3: 1,208,152 km (0.065 R)
• M4: 2,234,543 km (0.099 R)
• M5: 2,995,997 km (0.066 R)
• M6: 3,458,404 km (0.114 R)
• M7: 4,156,427 km (0.102 R)
• M8: 4,526,682 km (0.116 R)
• M9: 4,838,594 km (0.094 R)
• M10: 5,165,016 km (0.109 R)
• M11: 5,564,293 km (0.094 R)
• M12: 7,161,998 km (0.073 R)
• M13: 7,954,119 km (0.107 R)
• M14: 10,957,595 km (0.081 R)
• M15: 11,812,547 km (0.031 R)
• M16: 12,507,728 km (0.118 R)
• M17: 13,816,859 km (0.037 R)
• M18: 14,928,072 km (0.096 R)
• M19: 18,225,209 km (0.078 R)
• M20: 19,560,670 km (0.069 R)
• M21: 20,112,686 km (0.083 R)
• M22: 22,650,913 km (0.111 R)
• M23: 23,106,438 km (0.08 R)
• M24: 25,314,054 km (0.098 R)
• M25: 25,640,477 km (0.073 R)
• M26: 28,617,923 km (0.085 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 143.9

Radius: 11.8

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 4.57 AU - 7.17 AU

Year: 9183 Days

Day: 11.5 Hours

Environment

Temp: -220 °C

Axial Tilt: 15.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 77,300,076 km

• M1: 147,204 km (0.102 R)
• M2: 555,158 km (0.089 R)
• M3: 1,734,887 km (0.068 R)
• M4: 2,411,817 km (0.097 R)
• M5: 3,220,094 km (0.118 R)
• M6: 5,645,375 km (0.101 R)
• M7: 7,099,616 km (0.101 R)
• M8: 7,739,446 km (0.094 R)
• M9: 10,777,330 km (0.086 R)
• M10: 11,853,088 km (0.097 R)
• M11: 16,763,489 km (0.113 R)
• M12: 19,991,362 km (0.104 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.89 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 533.6

Radius: 6.8

Gravity: 11.54 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 8.31 AU - 13.47 AU

Year: 23204 Days

Day: 22.9 Hours

Environment

Temp: -238 °C

Axial Tilt: 15.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 77,300,076 km

• M1: 91,105 km (0.073 R)
• M2: 550,071 km (0.087 R)
• M3: 1,349,971 km (0.112 R)
• M4: 2,497,985 km (0.043 R)
• M5: 2,710,863 km (0.071 R)
• M6: 3,173,270 km (0.096 R)
• M7: 3,964,194 km (0.03 R)
• M8: 6,572,732 km (0.096 R)
• M9: 8,570,761 km (0.099 R)
• M10: 11,450,520 km (0.054 R)
• M11: 12,108,601 km (0.105 R)
• M12: 15,464,081 km (0.026 R)
• M13: 17,353,652 km (0.115 R)
• M14: 18,845,741 km (0.084 R)
• M15: 19,208,815 km (0.11 R)
• M16: 20,326,162 km (0.044 R)
• M17: 21,882,578 km (0.034 R)
• M18: 28,665,645 km (0.11 R)
• M19: 29,388,053 km (0.03 R)
• M20: 31,756,187 km (0.082 R)
• M21: 49,541,429 km (0.112 R)
• M22: 51,635,799 km (0.044 R)
• M23: 59,430,447 km (0.055 R)
• M24: 66,706,289 km (0.098 R)
• M25: 69,688,822 km (0.074 R)
• M26: 70,122,057 km (0.106 R)
• M27: 71,432,534 km (0.115 R)
• M28: 75,006,727 km (0.05 R)
• M29: 76,147,560 km (0.114 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 433 - 14,676 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit