🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.94

Radius: 0.98

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 0.42 AU - 0.68 AU

Year: 268 Days

Day: 42.6 Hours

Environment

Temp: -131 °C

Axial Tilt: 17.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 1.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 69.3

Radius: 8.5

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 0.85 AU - 1.21 AU

Year: 686 Days

Day: 7.8 Hours

Environment

Temp: -167 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 36,301,885 km

• M1: 106,214 km (0.041 R)
• M2: 390,750 km (0.118 R)
• M3: 665,711 km (0.05 R)
• M4: 972,386 km (0.082 R)
• M5: 1,844,542 km (0.033 R)
• M6: 2,315,177 km (0.087 R)
• M7: 2,964,880 km (0.05 R)
• M8: 3,403,800 km (0.109 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 732.5

Radius: 10.1

Gravity: 7.18 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 1.49 AU - 2.37 AU

Year: 1759 Days

Day: 11.6 Hours

Environment

Temp: -186 °C

Axial Tilt: 6.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 36,301,885 km

• M1: 125,662 km (0.064 R)
• M2: 478,863 km (0.086 R)
• M3: 825,930 km (0.084 R)
• M4: 1,264,401 km (0.102 R)
• M5: 1,932,206 km (0.09 R)
• M6: 2,449,665 km (0.096 R)
• M7: 3,196,757 km (0.099 R)
• M8: 3,572,696 km (0.081 R)
• M9: 4,553,310 km (0.111 R)
• M10: 5,338,101 km (0.1 R)
• M11: 5,798,413 km (0.055 R)
• M12: 6,210,406 km (0.115 R)
• M13: 8,236,410 km (0.083 R)
• M14: 8,602,326 km (0.104 R)
• M15: 9,333,860 km (0.079 R)
• M16: 11,400,555 km (0.101 R)
• M17: 11,894,078 km (0.061 R)
• M18: 12,680,963 km (0.093 R)
• M19: 13,252,127 km (0.074 R)
• M20: 13,925,916 km (0.054 R)
• M21: 14,490,050 km (0.07 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 201.6

Radius: 14.3

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 2.05 AU - 2.79 AU

Year: 2470 Days

Day: 10.2 Hours

Environment

Temp: -199 °C

Axial Tilt: 11.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 36,301,885 km

• M1: 177,872 km (0.082 R)
• M2: 717,471 km (0.072 R)
• M3: 1,275,471 km (0.114 R)
• M4: 2,158,697 km (0.11 R)
• M5: 2,972,360 km (0.115 R)
• M6: 3,799,936 km (0.109 R)
• M7: 4,990,884 km (0.114 R)
• M8: 5,523,752 km (0.108 R)
• M9: 6,140,095 km (0.082 R)
• M10: 8,988,588 km (0.087 R)
• M11: 11,574,986 km (0.064 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 119.2

Radius: 8.5

Gravity: 1.65 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 2.76 AU - 3.64 AU

Year: 3755 Days

Day: 11.6 Hours

Environment

Temp: -215 °C

Axial Tilt: 29.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 36,301,885 km

• M1: 105,766 km (0.071 R)
• M2: 446,400 km (0.111 R)
• M3: 957,576 km (0.12 R)
• M4: 1,251,386 km (0.068 R)
• M5: 1,672,953 km (0.079 R)
• M6: 1,961,078 km (0.035 R)
• M7: 2,612,128 km (0.091 R)
• M8: 3,032,199 km (0.054 R)
• M9: 3,321,073 km (0.09 R)
• M10: 3,695,516 km (0.102 R)
• M11: 5,572,072 km (0.08 R)
• M12: 6,490,453 km (0.035 R)
• M13: 7,533,898 km (0.083 R)
• M14: 7,839,527 km (0.073 R)
• M15: 8,654,985 km (0.049 R)
• M16: 9,334,458 km (0.108 R)
• M17: 9,752,435 km (0.026 R)
• M18: 11,441,096 km (0.106 R)
• M19: 12,643,862 km (0.104 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 165.1

Radius: 10.8

Gravity: 1.42 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 4.76 AU - 5.7 AU

Year: 7846 Days

Day: 7.4 Hours

Environment

Temp: -207 °C

Axial Tilt: 7.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 36,301,885 km

• M1: 135,984 km (0.113 R)
• M2: 519,254 km (0.093 R)
• M3: 1,392,307 km (0.082 R)
• M4: 2,197,742 km (0.075 R)
• M5: 2,805,558 km (0.075 R)
• M6: 3,602,317 km (0.119 R)
• M7: 4,175,576 km (0.095 R)
• M8: 7,624,555 km (0.104 R)
• M9: 8,829,416 km (0.112 R)
• M10: 12,391,491 km (0.085 R)
• M11: 13,899,737 km (0.072 R)
• M12: 15,309,996 km (0.035 R)
• M13: 16,245,581 km (0.067 R)
• M14: 18,230,745 km (0.106 R)
• M15: 21,981,762 km (0.116 R)
• M16: 22,466,758 km (0.064 R)
• M17: 23,746,568 km (0.041 R)
• M18: 24,775,203 km (0.032 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 86.8

Radius: 4.4

Gravity: 4.48 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 8.06 AU - 10.48 AU

Year: 18515 Days

Day: 19.6 Hours

Environment

Temp: -228 °C

Axial Tilt: 16.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 36,301,885 km

• M1: 56,249 km (0.078 R)
• M2: 214,673 km (0.053 R)
• M3: 513,270 km (0.105 R)
• M4: 975,827 km (0.104 R)
• M5: 1,145,022 km (0.111 R)
• M6: 1,466,807 km (0.092 R)
• M7: 1,760,019 km (0.114 R)
• M8: 2,075,222 km (0.067 R)
• M9: 2,462,680 km (0.118 R)
• M10: 3,559,981 km (0.095 R)
• M11: 4,241,249 km (0.025 R)
• M12: 4,862,978 km (0.117 R)
• M13: 7,689,929 km (0.099 R)
• M14: 7,884,107 km (0.114 R)
• M15: 8,610,105 km (0.103 R)
• M16: 9,423,768 km (0.116 R)
• M17: 10,714,199 km (0.046 R)
• M18: 11,552,845 km (0.086 R)
• M19: 16,410,138 km (0.09 R)
• M20: 21,233,174 km (0.092 R)
• M21: 21,769,632 km (0.098 R)
• M22: 22,551,580 km (0.112 R)
• M23: 28,929,087 km (0.075 R)
• M24: 29,493,370 km (0.075 R)
• M25: 30,741,166 km (0.109 R)
• M26: 31,526,405 km (0.085 R)
• M27: 31,923,886 km (0.107 R)
• M28: 33,444,399 km (0.078 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: 350 - 19,786 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit