🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.54

Radius: 1.19

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 0.5 AU - 0.54 AU

Year: 238 Days

Day: 35.7 Hours

Environment

Temp: -125 °C

Axial Tilt: 143.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.1

Radius: 1.76

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 0.45 AU - 0.61 AU

Year: 245 Days

Day: 39.9 Hours

Environment

Temp: -111 °C

Axial Tilt: 35.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.17 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 1.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 888.4

Radius: 8.6

Gravity: 12.01 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 1.63 AU - 1.97 AU

Year: 1535 Days

Day: 6.6 Hours

Environment

Temp: -176 °C

Axial Tilt: 41 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 97,433,799 km

• M1: 106,962 km (0.114 R)
• M2: 423,212 km (0.106 R)
• M3: 789,727 km (0.08 R)
• M4: 2,582,957 km (0.1 R)
• M5: 3,025,617 km (0.116 R)
• M6: 4,156,278 km (0.113 R)
• M7: 4,745,095 km (0.057 R)
• M8: 5,410,805 km (0.084 R)
• M9: 5,825,191 km (0.079 R)
• M10: 6,385,286 km (0.096 R)
• M11: 7,986,582 km (0.078 R)
• M12: 8,372,544 km (0.073 R)
• M13: 9,022,397 km (0.073 R)
• M14: 9,375,897 km (0.118 R)
• M15: 10,811,887 km (0.088 R)
• M16: 13,273,520 km (0.061 R)
• M17: 14,028,092 km (0.113 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 866.7

Radius: 8.7

Gravity: 11.45 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 2.13 AU - 2.31 AU

Year: 2103 Days

Day: 10.7 Hours

Environment

Temp: -196 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 97,433,799 km

• M1: 108,309 km (0.087 R)
• M2: 424,858 km (0.088 R)
• M3: 850,165 km (0.045 R)
• M4: 1,222,963 km (0.048 R)
• M5: 1,567,486 km (0.108 R)
• M6: 2,086,292 km (0.111 R)
• M7: 2,612,278 km (0.068 R)
• M8: 3,627,748 km (0.088 R)
• M9: 4,285,979 km (0.036 R)
• M10: 5,419,931 km (0.103 R)
• M11: 6,279,819 km (0.108 R)
• M12: 7,553,944 km (0.11 R)
• M13: 8,494,018 km (0.091 R)
• M14: 9,266,092 km (0.11 R)
• M15: 13,043,887 km (0.091 R)
• M16: 13,483,854 km (0.117 R)
• M17: 14,208,357 km (0.068 R)
• M18: 14,863,446 km (0.07 R)
• M19: 15,636,418 km (0.074 R)
• M20: 17,846,727 km (0.118 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 326.8

Radius: 9

Gravity: 4.03 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 1.94 AU - 2.92 AU

Year: 2408 Days

Day: 11.4 Hours

Environment

Temp: -203 °C

Axial Tilt: 14.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 97,433,799 km

• M1: 112,049 km (0.097 R)
• M2: 448,494 km (0.079 R)
• M3: 783,145 km (0.102 R)
• M4: 1,732,942 km (0.112 R)
• M5: 2,611,530 km (0.104 R)
• M6: 3,203,938 km (0.115 R)
• M7: 3,692,225 km (0.116 R)
• M8: 4,899,929 km (0.07 R)
• M9: 6,965,426 km (0.113 R)
• M10: 8,308,367 km (0.1 R)
• M11: 11,833,940 km (0.106 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 872.9

Radius: 11

Gravity: 7.21 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 3.72 AU - 3.74 AU

Year: 4580 Days

Day: 9.5 Hours

Environment

Temp: -215 °C

Axial Tilt: 18.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 97,433,799 km

• M1: 142,417 km (0.086 R)
• M2: 594,502 km (0.095 R)
• M3: 1,043,744 km (0.091 R)
• M4: 2,480,034 km (0.057 R)
• M5: 2,845,800 km (0.087 R)
• M6: 3,207,827 km (0.087 R)
• M7: 4,262,941 km (0.112 R)
• M8: 4,713,530 km (0.1 R)
• M9: 5,140,632 km (0.111 R)
• M10: 5,652,107 km (0.082 R)
• M11: 7,427,983 km (0.106 R)
• M12: 8,233,418 km (0.115 R)
• M13: 8,854,997 km (0.057 R)
• M14: 10,771,795 km (0.115 R)
• M15: 12,594,046 km (0.077 R)
• M16: 13,157,881 km (0.05 R)
• M17: 15,466,924 km (0.05 R)
• M18: 16,353,441 km (0.095 R)
• M19: 17,273,468 km (0.066 R)
• M20: 19,690,221 km (0.112 R)
• M21: 20,241,041 km (0.079 R)
• M22: 21,517,859 km (0.08 R)
• M23: 22,697,288 km (0.088 R)
• M24: 23,764,071 km (0.09 R)
• M25: 25,023,984 km (0.114 R)
• M26: 26,493,932 km (0.093 R)
• M27: 27,250,150 km (0.08 R)
• M28: 29,695,028 km (0.102 R)
• M29: 30,419,680 km (0.089 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 74.6

Radius: 12.7

Gravity: 0.46 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 4.66 AU - 4.82 AU

Year: 6561 Days

Day: 13.2 Hours

Environment

Temp: -214 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 97,433,799 km

• M1: 157,975 km (0.066 R)
• M2: 778,956 km (0.108 R)
• M3: 2,337,467 km (0.092 R)
• M4: 3,263,328 km (0.101 R)
• M5: 3,729,176 km (0.119 R)
• M6: 6,958,246 km (0.057 R)
• M7: 8,379,426 km (0.11 R)
• M8: 10,454,498 km (0.037 R)
• M9: 12,394,932 km (0.064 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 998.3

Radius: 7.5

Gravity: 17.75 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 6.98 AU - 7.26 AU

Year: 12080 Days

Day: 22.9 Hours

Environment

Temp: -228 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 97,433,799 km

• M1: 93,199 km (0.114 R)
• M2: 331,509 km (0.115 R)
• M3: 615,745 km (0.107 R)
• M4: 1,043,445 km (0.06 R)
• M5: 2,469,861 km (0.037 R)
• M6: 3,417,414 km (0.065 R)
• M7: 3,660,510 km (0.113 R)
• M8: 5,229,493 km (0.108 R)
• M9: 5,553,372 km (0.025 R)
• M10: 6,201,879 km (0.053 R)
• M11: 7,879,170 km (0.025 R)
• M12: 8,647,655 km (0.104 R)
• M13: 9,204,308 km (0.082 R)
• M14: 15,409,628 km (0.057 R)
• M15: 18,192,747 km (0.12 R)
• M16: 18,438,835 km (0.099 R)
• M17: 25,033,259 km (0.12 R)
• M18: 28,742,089 km (0.109 R)
• M19: 29,638,480 km (0.11 R)
• M20: 31,134,608 km (0.072 R)
• M21: 31,723,276 km (0.087 R)
• M22: 34,904,325 km (0.099 R)
• M23: 38,831,867 km (0.095 R)
• M24: 40,482,081 km (0.097 R)
• M25: 42,321,986 km (0.045 R)
• M26: 47,086,977 km (0.116 R)
• M27: 48,331,781 km (0.055 R)
• M28: 51,539,608 km (0.093 R)
• M29: 52,032,683 km (0.112 R)
• M30: 53,362,907 km (0.109 R)
• M31: 61,087,243 km (0.117 R)

Planet 9 - Ice Giant

Semi-Major Axis: 11.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 981.1

Radius: 4.3

Gravity: 53.06 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 10.29 AU - 12.35 AU

Year: 24216 Days

Day: 24 Hours

Environment

Temp: -225 °C

Axial Tilt: 17.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 97,433,799 km

• M1: 53,406 km (0.046 R)
• M2: 282,590 km (0.095 R)
• M3: 844,330 km (0.08 R)
• M4: 1,133,353 km (0.058 R)
• M5: 1,382,883 km (0.109 R)
• M6: 1,725,911 km (0.111 R)
• M7: 3,334,985 km (0.091 R)
• M8: 3,649,290 km (0.067 R)
• M9: 4,228,683 km (0.092 R)
• M10: 4,521,596 km (0.078 R)
• M11: 5,829,979 km (0.109 R)
• M12: 8,292,360 km (0.104 R)
• M13: 8,519,599 km (0.12 R)
• M14: 12,226,036 km (0.112 R)
• M15: 18,278,167 km (0.064 R)
• M16: 18,857,709 km (0.113 R)
• M17: 21,725,052 km (0.086 R)
• M18: 22,926,622 km (0.119 R)
• M19: 24,287,364 km (0.1 R)
• M20: 26,796,569 km (0.087 R)
• M21: 28,433,469 km (0.067 R)
• M22: 32,462,888 km (0.08 R)
• M23: 35,202,324 km (0.099 R)
• M24: 37,625,510 km (0.086 R)
• M25: 43,993,143 km (0.103 R)
• M26: 44,858,118 km (0.112 R)
• M27: 45,382,459 km (0.095 R)
• M28: 49,725,435 km (0.108 R)
• M29: 50,663,862 km (0.098 R)
• M30: 51,613,958 km (0.069 R)
• M31: 55,132,650 km (0.11 R)
• M32: 57,771,257 km (0.083 R)
• M33: 59,226,246 km (0.08 R)
• M34: 59,646,317 km (0.118 R)
• M35: 75,882,323 km (0.068 R)
• M36: 91,146,991 km (0.089 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: 196 - 19,612 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit