🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.19

Radius: 1.59

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 0.62 AU - 0.92 AU

Year: 255 Days

Day: 31.1 Hours

Environment

Temp: 77 °C

Axial Tilt: 2.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.89

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 0.61 AU - 1.01 AU

Year: 275 Days

Day: 24.1 Hours

Environment

Temp: 143 °C

Axial Tilt: 33.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.4

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 1.34 AU - 1.6 AU

Year: 671 Days

Day: 36.6 Hours

Environment

Temp: -38 °C

Axial Tilt: 36.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 4.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 238.1

Radius: 13.6

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 3.88 AU - 5.86 AU

Year: 4049 Days

Day: 6.1 Hours

Environment

Temp: -136 °C

Axial Tilt: 24.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 77,661,880 km

• M1: 169,494 km (0.042 R)
• M2: 638,334 km (0.117 R)
• M3: 1,484,759 km (0.091 R)
• M4: 1,959,583 km (0.097 R)
• M5: 2,579,217 km (0.101 R)
• M6: 3,327,356 km (0.113 R)
• M7: 4,673,886 km (0.109 R)
• M8: 5,118,790 km (0.045 R)
• M9: 6,198,887 km (0.077 R)
• M10: 6,877,313 km (0.069 R)
• M11: 7,665,245 km (0.082 R)
• M12: 8,191,680 km (0.102 R)
• M13: 9,738,223 km (0.108 R)
• M14: 12,245,184 km (0.059 R)
• M15: 13,536,363 km (0.066 R)
• M16: 14,031,981 km (0.114 R)
• M17: 14,539,716 km (0.088 R)
• M18: 15,059,569 km (0.081 R)
• M19: 15,591,988 km (0.03 R)
• M20: 16,643,212 km (0.055 R)
• M21: 17,687,704 km (0.086 R)

Planet 5 - Gas Giant

Semi-Major Axis: 11.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 528.5

Radius: 10.9

Gravity: 4.45 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 9.56 AU - 13.36 AU

Year: 14615 Days

Day: 9.4 Hours

Environment

Temp: -177 °C

Axial Tilt: 10.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 77,661,880 km

• M1: 139,126 km (0.118 R)
• M2: 522,994 km (0.09 R)
• M3: 1,210,696 km (0.081 R)
• M4: 1,986,361 km (0.112 R)
• M5: 3,137,965 km (0.028 R)
• M6: 3,999,948 km (0.101 R)
• M7: 4,563,932 km (0.106 R)
• M8: 5,146,466 km (0.099 R)
• M9: 5,962,373 km (0.114 R)
• M10: 7,238,293 km (0.089 R)
• M11: 10,377,006 km (0.11 R)
• M12: 11,443,340 km (0.119 R)
• M13: 12,581,331 km (0.12 R)
• M14: 15,151,272 km (0.115 R)
• M15: 19,261,025 km (0.118 R)
• M16: 19,759,186 km (0.068 R)
• M17: 20,351,145 km (0.119 R)
• M18: 22,289,185 km (0.107 R)
• M19: 24,929,887 km (0.079 R)
• M20: 25,921,571 km (0.119 R)
• M21: 34,214,230 km (0.034 R)
• M22: 35,811,486 km (0.116 R)
• M23: 36,565,160 km (0.091 R)
• M24: 37,201,250 km (0.067 R)
• M25: 38,758,116 km (0.031 R)
• M26: 41,862,571 km (0.075 R)
• M27: 42,279,500 km (0.117 R)
• M28: 43,688,861 km (0.082 R)
• M29: 45,129,339 km (0.099 R)
• M30: 48,409,273 km (0.079 R)
• M31: 50,263,837 km (0.098 R)
• M32: 54,774,363 km (0.114 R)

Planet 6 - Ice Giant

Semi-Major Axis: 13.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 442.9

Radius: 3.5

Gravity: 36.16 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 11.32 AU - 16.08 AU

Year: 19103 Days

Day: 20.8 Hours

Environment

Temp: -184 °C

Axial Tilt: 49 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 77,661,880 km

• M1: 43,683 km (0.052 R)
• M2: 434,283 km (0.075 R)
• M3: 584,928 km (0.098 R)
• M4: 695,181 km (0.101 R)
• M5: 809,324 km (0.084 R)
• M6: 1,113,457 km (0.082 R)
• M7: 1,598,752 km (0.111 R)
• M8: 2,335,223 km (0.104 R)
• M9: 2,969,518 km (0.112 R)
• M10: 3,884,758 km (0.086 R)
• M11: 5,777,320 km (0.098 R)
• M12: 7,140,157 km (0.082 R)
• M13: 7,546,016 km (0.11 R)
• M14: 9,973,840 km (0.109 R)
• M15: 12,679,766 km (0.05 R)
• M16: 13,955,985 km (0.109 R)
• M17: 17,075,699 km (0.031 R)
• M18: 17,314,906 km (0.052 R)
• M19: 18,128,120 km (0.07 R)
• M20: 19,223,027 km (0.076 R)
• M21: 19,918,358 km (0.068 R)
• M22: 20,630,145 km (0.07 R)
• M23: 22,010,335 km (0.115 R)
• M24: 28,481,191 km (0.115 R)
• M25: 28,705,139 km (0.094 R)
• M26: 29,270,020 km (0.062 R)
• M27: 47,467,554 km (0.088 R)
• M28: 47,624,781 km (0.093 R)
• M29: 52,672,213 km (0.05 R)
• M30: 61,544,863 km (0.061 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.29 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 963.1

Radius: 6.1

Gravity: 25.88 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 14.19 AU - 16.39 AU

Year: 22524 Days

Day: 21.4 Hours

Environment

Temp: -193 °C

Axial Tilt: 1.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 77,661,880 km

• M1: 79,436 km (0.1 R)
• M2: 292,763 km (0.095 R)
• M3: 528,828 km (0.081 R)
• M4: 1,017,864 km (0.08 R)
• M5: 1,586,635 km (0.118 R)
• M6: 2,418,698 km (0.03 R)
• M7: 2,957,400 km (0.09 R)
• M8: 3,961,202 km (0.047 R)
• M9: 5,055,211 km (0.117 R)
• M10: 6,109,876 km (0.1 R)
• M11: 7,508,616 km (0.098 R)
• M12: 10,271,539 km (0.09 R)
• M13: 12,522,389 km (0.077 R)
• M14: 17,420,223 km (0.115 R)
• M15: 18,063,644 km (0.057 R)
• M16: 18,627,777 km (0.082 R)
• M17: 19,889,934 km (0.085 R)
• M18: 20,491,468 km (0.116 R)
• M19: 22,368,322 km (0.108 R)
• M20: 23,348,488 km (0.031 R)
• M21: 24,929,588 km (0.117 R)
• M22: 28,303,468 km (0.114 R)
• M23: 34,200,467 km (0.053 R)
• M24: 49,070,645 km (0.094 R)
• M25: 53,556,038 km (0.099 R)
• M26: 67,958,423 km (0.066 R)
• M27: 78,125,094 km (0.064 R)
• M28: 78,621,161 km (0.115 R)
• M29: 80,626,371 km (0.109 R)
• M30: 85,262,558 km (0.115 R)
• M31: 89,259,215 km (0.078 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.29 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 574.3

Radius: 8

Gravity: 8.97 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 13.07 AU - 17.51 AU

Year: 22524 Days

Day: 21.2 Hours

Environment

Temp: -189 °C

Axial Tilt: 10.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 77,661,880 km

• M1: 113,096 km (0.118 R)
• M2: 1,145,172 km (0.115 R)
• M3: 3,396,620 km (0.049 R)
• M4: 4,807,477 km (0.102 R)
• M5: 5,251,932 km (0.116 R)
• M6: 6,706,622 km (0.048 R)
• M7: 7,167,384 km (0.068 R)
• M8: 7,453,864 km (0.109 R)
• M9: 8,784,985 km (0.077 R)
• M10: 10,088,581 km (0.045 R)
• M11: 10,942,635 km (0.118 R)
• M12: 11,195,157 km (0.106 R)
• M13: 12,793,909 km (0.113 R)
• M14: 16,685,997 km (0.047 R)
• M15: 17,021,096 km (0.097 R)
• M16: 19,126,686 km (0.056 R)
• M17: 20,815,646 km (0.111 R)
• M18: 25,468,738 km (0.1 R)
• M19: 27,625,940 km (0.115 R)
• M20: 27,977,345 km (0.097 R)
• M21: 30,025,190 km (0.05 R)
• M22: 31,913,415 km (0.069 R)
• M23: 34,688,006 km (0.067 R)
• M24: 36,765,472 km (0.038 R)
• M25: 38,051,116 km (0.085 R)
• M26: 38,924,618 km (0.095 R)
• M27: 42,708,696 km (0.086 R)
• M28: 45,743,439 km (0.071 R)
• M29: 47,063,191 km (0.062 R)
• M30: 48,408,076 km (0.085 R)
• M31: 49,433,569 km (0.119 R)
• M32: 51,527,640 km (0.065 R)
• M33: 52,596,517 km (0.087 R)
• M34: 64,521,562 km (0.066 R)
• M35: 70,233,807 km (0.111 R)
• M36: 76,504,201 km (0.112 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 538 - 16,615 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit