🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.42

Radius: 1.42

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 0.47 AU - 0.63 AU

Year: 268 Days

Day: 40.1 Hours

Environment

Temp: -121 °C

Axial Tilt: 24.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.01

Radius: 1.55

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 0.43 AU - 0.69 AU

Year: 275 Days

Day: 34.1 Hours

Environment

Temp: -125 °C

Axial Tilt: 31.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.07

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 0.49 AU - 0.75 AU

Year: 320 Days

Day: 22.9 Hours

Environment

Temp: -132 °C

Axial Tilt: 115.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 1.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 167.9

Radius: 14.3

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 0.92 AU - 1.36 AU

Year: 798 Days

Day: 11.5 Hours

Environment

Temp: -171 °C

Axial Tilt: 49.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 67,778,742 km

• M1: 178,021 km (0.095 R)
• M2: 688,449 km (0.075 R)
• M3: 1,133,653 km (0.112 R)
• M4: 1,931,458 km (0.08 R)
• M5: 2,386,385 km (0.119 R)
• M6: 3,323,915 km (0.114 R)
• M7: 5,199,424 km (0.025 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 799.7

Radius: 9.2

Gravity: 9.45 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 1.39 AU - 1.39 AU

Year: 1075 Days

Day: 13.6 Hours

Environment

Temp: -175 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 67,778,742 km

• M1: 114,891 km (0.057 R)
• M2: 416,331 km (0.11 R)
• M3: 769,232 km (0.115 R)
• M4: 1,427,313 km (0.066 R)
• M5: 1,883,437 km (0.087 R)
• M6: 2,458,192 km (0.063 R)
• M7: 2,952,613 km (0.11 R)
• M8: 4,545,232 km (0.111 R)
• M9: 4,842,184 km (0.106 R)
• M10: 6,480,879 km (0.12 R)
• M11: 7,350,043 km (0.101 R)
• M12: 8,159,068 km (0.113 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 879.5

Radius: 8.7

Gravity: 11.62 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 1.64 AU - 1.86 AU

Year: 1519 Days

Day: 9.9 Hours

Environment

Temp: -178 °C

Axial Tilt: 112.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 67,778,742 km

• M1: 108,309 km (0.083 R)
• M2: 474,674 km (0.068 R)
• M3: 750,233 km (0.078 R)
• M4: 1,029,383 km (0.101 R)
• M5: 1,431,801 km (0.074 R)
• M6: 1,829,582 km (0.092 R)
• M7: 3,449,577 km (0.117 R)
• M8: 3,754,308 km (0.085 R)
• M9: 4,151,042 km (0.089 R)
• M10: 5,354,856 km (0.112 R)
• M11: 5,625,778 km (0.065 R)
• M12: 7,202,240 km (0.049 R)
• M13: 7,787,766 km (0.096 R)
• M14: 8,195,420 km (0.082 R)
• M15: 9,702,320 km (0.104 R)
• M16: 10,174,600 km (0.051 R)
• M17: 10,626,834 km (0.12 R)
• M18: 11,019,828 km (0.084 R)
• M19: 11,348,644 km (0.058 R)
• M20: 11,759,440 km (0.108 R)
• M21: 12,889,951 km (0.104 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 18.2

Radius: 10.9

Gravity: 0.15 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 5.08 AU - 5.76 AU

Year: 8278 Days

Day: 10.6 Hours

Environment

Temp: -220 °C

Axial Tilt: 126.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 67,778,742 km

• M1: 156,031 km (0.108 R)
• M2: 1,205,460 km (0.111 R)
• M3: 1,869,375 km (0.111 R)
• M4: 3,721,845 km (0.077 R)
• M5: 5,461,369 km (0.094 R)
• M6: 6,262,316 km (0.042 R)
• M7: 11,102,855 km (0.096 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 481.1

Radius: 7.6

Gravity: 8.33 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 8.39 AU - 11.17 AU

Year: 20064 Days

Day: 19.5 Hours

Environment

Temp: -221 °C

Axial Tilt: 18.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 67,778,742 km

• M1: 94,845 km (0.061 R)
• M2: 356,492 km (0.047 R)
• M3: 786,137 km (0.026 R)
• M4: 1,041,949 km (0.111 R)
• M5: 1,412,054 km (0.102 R)
• M6: 2,291,690 km (0.036 R)
• M7: 2,708,170 km (0.083 R)
• M8: 3,148,287 km (0.036 R)
• M9: 3,440,153 km (0.114 R)
• M10: 4,017,600 km (0.098 R)
• M11: 4,657,730 km (0.076 R)
• M12: 5,627,423 km (0.103 R)
• M13: 6,554,631 km (0.107 R)
• M14: 6,855,921 km (0.081 R)
• M15: 9,556,611 km (0.078 R)
• M16: 10,285,602 km (0.115 R)
• M17: 15,382,102 km (0.058 R)
• M18: 18,172,252 km (0.111 R)
• M19: 18,426,119 km (0.104 R)
• M20: 25,780,949 km (0.108 R)
• M21: 27,410,818 km (0.119 R)
• M22: 29,572,357 km (0.102 R)
• M23: 33,719,510 km (0.049 R)
• M24: 34,360,387 km (0.112 R)
• M25: 40,068,144 km (0.088 R)
• M26: 54,011,563 km (0.065 R)
• M27: 54,361,323 km (0.055 R)
• M28: 56,671,563 km (0.119 R)
• M29: 61,106,990 km (0.051 R)
• M30: 62,635,432 km (0.088 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 520 - 12,625 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit