🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.7

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 0.52 AU - 0.54 AU

Year: 249 Days

Day: 16.4 Hours

Environment

Temp: -115 °C

Axial Tilt: 14 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.87

Radius: 1.52

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 0.61 AU - 0.67 AU

Year: 331 Days

Day: 17.9 Hours

Environment

Temp: -140 °C

Axial Tilt: 2.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.8

Radius: 1.71

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 0.6 AU - 0.7 AU

Year: 338 Days

Day: 44.5 Hours

Environment

Temp: -124 °C

Axial Tilt: 1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 0.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 526.2

Radius: 8.2

Gravity: 7.83 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 0.87 AU - 0.99 AU

Year: 579 Days

Day: 9.3 Hours

Environment

Temp: -161 °C

Axial Tilt: 8.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 48,699,027 km

• M1: 102,026 km (0.094 R)
• M2: 363,074 km (0.098 R)
• M3: 881,879 km (0.1 R)
• M4: 1,149,061 km (0.104 R)
• M5: 1,464,563 km (0.116 R)
• M6: 1,781,860 km (0.109 R)
• M7: 2,227,064 km (0.094 R)
• M8: 2,597,767 km (0.101 R)
• M9: 2,998,091 km (0.097 R)
• M10: 3,603,813 km (0.119 R)
• M11: 4,245,288 km (0.074 R)
• M12: 4,510,226 km (0.05 R)
• M13: 5,509,241 km (0.108 R)
• M14: 5,878,897 km (0.105 R)
• M15: 6,302,857 km (0.07 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 561.6

Radius: 15

Gravity: 2.5 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 3.41 AU - 3.59 AU

Year: 4228 Days

Day: 7 Hours

Environment

Temp: -216 °C

Axial Tilt: 6.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 48,699,027 km

• M1: 186,997 km (0.092 R)
• M2: 877,392 km (0.091 R)
• M3: 1,828,385 km (0.12 R)
• M4: 2,323,405 km (0.091 R)
• M5: 2,908,931 km (0.097 R)
• M6: 4,360,030 km (0.084 R)
• M7: 5,713,891 km (0.115 R)
• M8: 8,284,580 km (0.106 R)
• M9: 10,434,003 km (0.108 R)
• M10: 11,416,861 km (0.045 R)
• M11: 13,815,962 km (0.098 R)
• M12: 14,426,171 km (0.054 R)
• M13: 18,170,157 km (0.079 R)
• M14: 20,690,582 km (0.055 R)
• M15: 22,241,314 km (0.092 R)
• M16: 23,723,679 km (0.066 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 453.4

Radius: 13.1

Gravity: 2.64 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 4.35 AU - 4.65 AU

Year: 6164 Days

Day: 13.5 Hours

Environment

Temp: -218 °C

Axial Tilt: 2.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 48,699,027 km

• M1: 163,062 km (0.057 R)
• M2: 697,874 km (0.059 R)
• M3: 1,234,482 km (0.077 R)
• M4: 1,788,143 km (0.091 R)
• M5: 2,236,787 km (0.054 R)
• M6: 3,992,468 km (0.055 R)
• M7: 6,993,102 km (0.09 R)
• M8: 9,541,352 km (0.074 R)
• M9: 10,308,340 km (0.096 R)
• M10: 12,756,360 km (0.05 R)
• M11: 14,552,881 km (0.095 R)
• M12: 15,511,953 km (0.081 R)
• M13: 16,273,406 km (0.042 R)
• M14: 16,937,022 km (0.096 R)
• M15: 18,189,904 km (0.112 R)
• M16: 22,026,491 km (0.109 R)
• M17: 23,518,281 km (0.116 R)
• M18: 24,523,579 km (0.115 R)
• M19: 25,156,228 km (0.105 R)
• M20: 25,637,933 km (0.115 R)
• M21: 28,745,530 km (0.101 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 737

Radius: 4.7

Gravity: 33.36 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 5.94 AU - 6.52 AU

Year: 10040 Days

Day: 24.3 Hours

Environment

Temp: -211 °C

Axial Tilt: 33.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 48,699,027 km

• M1: 60,737 km (0.101 R)
• M2: 208,390 km (0.063 R)
• M3: 446,101 km (0.042 R)
• M4: 755,619 km (0.09 R)
• M5: 1,197,082 km (0.083 R)
• M6: 1,399,937 km (0.091 R)
• M7: 1,625,381 km (0.115 R)
• M8: 1,778,419 km (0.069 R)
• M9: 2,060,860 km (0.107 R)
• M10: 2,887,538 km (0.106 R)
• M11: 3,423,846 km (0.096 R)
• M12: 3,969,430 km (0.098 R)
• M13: 5,296,961 km (0.112 R)
• M14: 5,670,208 km (0.084 R)
• M15: 5,952,499 km (0.108 R)
• M16: 6,281,315 km (0.093 R)
• M17: 9,458,774 km (0.11 R)
• M18: 11,612,385 km (0.059 R)
• M19: 12,125,356 km (0.09 R)
• M20: 17,294,711 km (0.099 R)
• M21: 25,338,139 km (0.117 R)
• M22: 36,037,529 km (0.115 R)
• M23: 36,398,060 km (0.114 R)
• M24: 40,524,717 km (0.113 R)
• M25: 44,261,971 km (0.115 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 227.9

Radius: 6.7

Gravity: 5.08 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 6.23 AU - 8.65 AU

Year: 13103 Days

Day: 18 Hours

Environment

Temp: -223 °C

Axial Tilt: 45.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 48,699,027 km

• M1: 84,822 km (0.08 R)
• M2: 456,124 km (0.047 R)
• M3: 821,891 km (0.118 R)
• M4: 1,112,559 km (0.101 R)
• M5: 1,483,861 km (0.093 R)
• M6: 1,713,045 km (0.107 R)
• M7: 2,045,152 km (0.115 R)
• M8: 2,473,900 km (0.085 R)
• M9: 3,002,728 km (0.104 R)
• M10: 3,216,803 km (0.117 R)
• M11: 4,125,460 km (0.088 R)
• M12: 5,014,521 km (0.12 R)
• M13: 5,826,239 km (0.075 R)
• M14: 9,726,255 km (0.089 R)
• M15: 10,197,339 km (0.109 R)
• M16: 10,634,165 km (0.117 R)
• M17: 13,008,133 km (0.066 R)
• M18: 13,349,216 km (0.074 R)
• M19: 16,231,070 km (0.096 R)
• M20: 16,759,749 km (0.111 R)
• M21: 26,489,145 km (0.093 R)
• M22: 29,794,062 km (0.079 R)
• M23: 36,305,309 km (0.11 R)
• M24: 36,642,353 km (0.116 R)
• M25: 39,652,112 km (0.045 R)

Planet 9 - Ice Giant

Semi-Major Axis: 7.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 398.8

Radius: 6.8

Gravity: 8.62 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 7.03 AU - 8.09 AU

Year: 13421 Days

Day: 20.2 Hours

Environment

Temp: -224 °C

Axial Tilt: 20.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 48,699,027 km

• M1: 84,523 km (0.109 R)
• M2: 349,610 km (0.084 R)
• M3: 638,334 km (0.025 R)
• M4: 968,945 km (0.101 R)
• M5: 1,477,429 km (0.032 R)
• M6: 2,063,553 km (0.119 R)
• M7: 2,837,273 km (0.072 R)
• M8: 3,172,672 km (0.107 R)
• M9: 4,141,617 km (0.062 R)
• M10: 4,972,484 km (0.105 R)
• M11: 6,052,580 km (0.069 R)
• M12: 6,609,533 km (0.1 R)
• M13: 7,039,178 km (0.12 R)
• M14: 8,261,393 km (0.116 R)
• M15: 8,806,228 km (0.046 R)
• M16: 9,087,622 km (0.088 R)
• M17: 9,326,679 km (0.101 R)
• M18: 11,896,471 km (0.054 R)
• M19: 12,356,635 km (0.096 R)
• M20: 13,373,750 km (0.085 R)
• M21: 13,683,268 km (0.111 R)
• M22: 14,837,266 km (0.093 R)
• M23: 15,778,686 km (0.069 R)
• M24: 16,194,119 km (0.035 R)
• M25: 19,074,177 km (0.115 R)
• M26: 19,545,710 km (0.073 R)
• M27: 24,144,498 km (0.119 R)
• M28: 25,256,309 km (0.04 R)
• M29: 32,097,270 km (0.1 R)
• M30: 32,988,574 km (0.066 R)
• M31: 34,937,087 km (0.086 R)
• M32: 35,880,152 km (0.1 R)
• M33: 39,567,590 km (0.079 R)
• M34: 42,961,217 km (0.048 R)
• M35: 44,728,716 km (0.115 R)
• M36: 46,544,086 km (0.106 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 514 - 12,637 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit