🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.17

Radius: 0.49

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 0.41 AU - 0.65 AU

Year: 249 Days

Day: 44.9 Hours

Environment

Temp: -111 °C

Axial Tilt: 12.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 875.9

Radius: 12.4

Gravity: 5.7 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 0.61 AU - 0.85 AU

Year: 403 Days

Day: 11.3 Hours

Environment

Temp: -132 °C

Axial Tilt: 167.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 26,353,712 km

• M1: 154,235 km (0.112 R)
• M2: 561,890 km (0.094 R)
• M3: 953,986 km (0.1 R)
• M4: 1,447,659 km (0.098 R)
• M5: 1,882,839 km (0.085 R)
• M6: 2,667,928 km (0.105 R)
• M7: 3,069,599 km (0.108 R)
• M8: 3,711,074 km (0.107 R)
• M9: 4,104,966 km (0.09 R)
• M10: 4,900,527 km (0.055 R)
• M11: 5,458,826 km (0.098 R)
• M12: 5,970,601 km (0.11 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 748.9

Radius: 11

Gravity: 6.19 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 1.18 AU - 1.26 AU

Year: 870 Days

Day: 12.7 Hours

Environment

Temp: -173 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 26,353,712 km

• M1: 136,732 km (0.118 R)
• M2: 564,433 km (0.103 R)
• M3: 956,678 km (0.105 R)
• M4: 1,360,593 km (0.045 R)
• M5: 1,788,742 km (0.038 R)
• M6: 2,360,355 km (0.09 R)
• M7: 3,142,453 km (0.053 R)
• M8: 3,719,601 km (0.062 R)
• M9: 4,466,843 km (0.112 R)
• M10: 4,939,722 km (0.051 R)
• M11: 5,661,980 km (0.085 R)
• M12: 6,090,429 km (0.085 R)
• M13: 6,606,691 km (0.076 R)
• M14: 7,035,887 km (0.105 R)
• M15: 7,628,893 km (0.078 R)
• M16: 9,244,251 km (0.079 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 613.9

Radius: 11.3

Gravity: 4.81 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 2.13 AU - 2.31 AU

Year: 2136 Days

Day: 7.5 Hours

Environment

Temp: -197 °C

Axial Tilt: 7.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 26,353,712 km

• M1: 140,472 km (0.087 R)
• M2: 503,846 km (0.055 R)
• M3: 1,157,140 km (0.072 R)
• M4: 1,612,515 km (0.086 R)
• M5: 2,043,058 km (0.117 R)
• M6: 2,776,088 km (0.108 R)
• M7: 3,269,162 km (0.047 R)
• M8: 3,783,929 km (0.103 R)
• M9: 4,720,112 km (0.111 R)
• M10: 5,425,765 km (0.09 R)
• M11: 7,355,578 km (0.084 R)
• M12: 7,731,667 km (0.066 R)
• M13: 8,617,436 km (0.116 R)
• M14: 10,958,343 km (0.109 R)
• M15: 12,115,184 km (0.091 R)
• M16: 12,723,149 km (0.055 R)
• M17: 13,825,386 km (0.049 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 151.8

Radius: 8.9

Gravity: 1.92 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 2.57 AU - 2.69 AU

Year: 2754 Days

Day: 14 Hours

Environment

Temp: -192 °C

Axial Tilt: 29.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 26,353,712 km

• M1: 111,151 km (0.104 R)
• M2: 513,121 km (0.114 R)
• M3: 889,359 km (0.101 R)
• M4: 1,640,789 km (0.046 R)
• M5: 2,047,995 km (0.087 R)
• M6: 4,465,496 km (0.101 R)
• M7: 5,996,481 km (0.072 R)
• M8: 7,296,487 km (0.107 R)
• M9: 9,129,360 km (0.049 R)
• M10: 9,431,547 km (0.064 R)
• M11: 9,897,545 km (0.116 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 143.1

Radius: 14

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 3.81 AU - 4.41 AU

Year: 5380 Days

Day: 5.1 Hours

Environment

Temp: -210 °C

Axial Tilt: 2.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 26,353,712 km

• M1: 179,517 km (0.119 R)
• M2: 652,696 km (0.089 R)
• M3: 1,262,905 km (0.115 R)
• M4: 1,740,272 km (0.053 R)
• M5: 2,603,302 km (0.112 R)
• M6: 3,792,156 km (0.076 R)
• M7: 4,260,847 km (0.097 R)
• M8: 5,037,409 km (0.112 R)
• M9: 7,277,188 km (0.102 R)
• M10: 8,259,747 km (0.063 R)
• M11: 11,221,785 km (0.063 R)
• M12: 11,906,195 km (0.062 R)
• M13: 12,363,666 km (0.115 R)
• M14: 13,671,749 km (0.06 R)
• M15: 18,646,178 km (0.05 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 227.9

Radius: 13

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 3.79 AU - 6.07 AU

Year: 7068 Days

Day: 7.3 Hours

Environment

Temp: -206 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 26,353,712 km

• M1: 161,715 km (0.086 R)
• M2: 622,028 km (0.12 R)
• M3: 1,715,289 km (0.1 R)
• M4: 2,423,336 km (0.047 R)
• M5: 3,058,229 km (0.088 R)
• M6: 4,378,281 km (0.101 R)
• M7: 4,936,131 km (0.061 R)
• M8: 6,048,541 km (0.067 R)
• M9: 6,525,609 km (0.111 R)
• M10: 8,916,482 km (0.107 R)
• M11: 9,655,495 km (0.109 R)
• M12: 10,184,174 km (0.112 R)
• M13: 10,689,516 km (0.072 R)
• M14: 11,433,915 km (0.091 R)
• M15: 13,521,703 km (0.046 R)
• M16: 14,868,981 km (0.05 R)
• M17: 17,768,487 km (0.057 R)
• M18: 22,265,399 km (0.09 R)
• M19: 22,760,269 km (0.07 R)
• M20: 23,845,302 km (0.084 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: 384 - 14,506 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit