🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 2.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.34

Radius: 1.41

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 1.89 AU - 2.23 AU

Year: 1319 Days

Day: 24.6 Hours

Environment

Temp: -131 °C

Axial Tilt: 29.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 87,476,369 km

• M1: 169,046 km (0.111 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.38

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 1.85 AU - 2.55 AU

Year: 1456 Days

Day: 47.5 Hours

Environment

Temp: -138 °C

Axial Tilt: 14 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 87,476,369 km

• M1: 359,484 km (0.117 R)
• M2: 716,125 km (0.103 R)

Asteroid Belt

Center: 2.51 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 2.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 657.8

Radius: 10.6

Gravity: 5.85 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 2.28 AU - 3.34 AU

Year: 2102 Days

Day: 11.4 Hours

Environment

Temp: -154 °C

Axial Tilt: 21.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 87,476,369 km

• M1: 131,796 km (0.082 R)
• M2: 621,130 km (0.093 R)
• M3: 965,205 km (0.079 R)
• M4: 1,378,245 km (0.068 R)
• M5: 1,842,896 km (0.094 R)
• M6: 2,423,785 km (0.111 R)
• M7: 3,013,500 km (0.1 R)
• M8: 3,486,528 km (0.046 R)
• M9: 4,378,580 km (0.115 R)
• M10: 6,583,952 km (0.058 R)
• M11: 7,269,858 km (0.079 R)
• M12: 8,247,331 km (0.095 R)
• M13: 10,210,204 km (0.077 R)
• M14: 11,053,637 km (0.112 R)
• M15: 12,466,290 km (0.087 R)
• M16: 13,173,738 km (0.039 R)
• M17: 16,470,127 km (0.089 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 861.9

Radius: 14.5

Gravity: 4.1 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 3.28 AU - 4.86 AU

Year: 3664 Days

Day: 12.8 Hours

Environment

Temp: -161 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 87,476,369 km

• M1: 180,565 km (0.065 R)
• M2: 1,397,992 km (0.052 R)
• M3: 2,034,082 km (0.098 R)
• M4: 3,182,545 km (0.088 R)
• M5: 3,945,045 km (0.081 R)
• M6: 4,463,851 km (0.058 R)
• M7: 9,839,950 km (0.1 R)
• M8: 10,714,947 km (0.046 R)
• M9: 13,403,072 km (0.081 R)
• M10: 16,802,234 km (0.069 R)
• M11: 18,236,429 km (0.053 R)
• M12: 22,742,915 km (0.066 R)
• M13: 23,463,080 km (0.081 R)
• M14: 25,560,292 km (0.082 R)
• M15: 26,260,111 km (0.095 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 451.3

Radius: 13.6

Gravity: 2.44 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 3.69 AU - 5.23 AU

Year: 4203 Days

Day: 5.7 Hours

Environment

Temp: -164 °C

Axial Tilt: 37.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 87,476,369 km

• M1: 169,195 km (0.108 R)
• M2: 735,722 km (0.092 R)
• M3: 1,404,126 km (0.076 R)
• M4: 2,328,940 km (0.094 R)
• M5: 3,589,003 km (0.103 R)
• M6: 4,471,780 km (0.053 R)
• M7: 5,706,261 km (0.096 R)
• M8: 8,697,171 km (0.112 R)
• M9: 17,677,083 km (0.047 R)
• M10: 18,617,006 km (0.101 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 960.7

Radius: 13.5

Gravity: 5.27 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 5.48 AU - 8.72 AU

Year: 8442 Days

Day: 10.5 Hours

Environment

Temp: -195 °C

Axial Tilt: 43.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 87,476,369 km

• M1: 167,998 km (0.063 R)
• M2: 642,523 km (0.067 R)
• M3: 1,308,682 km (0.117 R)
• M4: 1,931,309 km (0.097 R)
• M5: 2,646,237 km (0.034 R)
• M6: 3,532,155 km (0.09 R)
• M7: 5,318,503 km (0.083 R)
• M8: 6,173,306 km (0.088 R)
• M9: 8,919,324 km (0.101 R)
• M10: 13,773,326 km (0.1 R)
• M11: 18,593,819 km (0.098 R)
• M12: 21,548,526 km (0.104 R)
• M13: 23,181,387 km (0.093 R)
• M14: 24,895,479 km (0.12 R)
• M15: 26,307,234 km (0.106 R)
• M16: 27,672,465 km (0.098 R)
• M17: 30,969,751 km (0.079 R)
• M18: 31,833,230 km (0.102 R)
• M19: 32,935,168 km (0.079 R)
• M20: 36,274,791 km (0.113 R)
• M21: 37,234,461 km (0.062 R)
• M22: 39,707,464 km (0.094 R)
• M23: 41,113,384 km (0.085 R)
• M24: 42,420,122 km (0.1 R)
• M25: 42,950,446 km (0.069 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 943.8

Radius: 15

Gravity: 4.19 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 6.56 AU - 8.14 AU

Year: 8892 Days

Day: 7.6 Hours

Environment

Temp: -187 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 87,476,369 km

• M1: 186,549 km (0.074 R)
• M2: 661,372 km (0.059 R)
• M3: 1,230,742 km (0.071 R)
• M4: 1,920,388 km (0.082 R)
• M5: 2,715,800 km (0.069 R)
• M6: 4,092,998 km (0.088 R)
• M7: 4,753,921 km (0.072 R)
• M8: 5,255,224 km (0.084 R)
• M9: 6,328,140 km (0.115 R)
• M10: 7,668,237 km (0.103 R)
• M11: 9,048,278 km (0.117 R)
• M12: 11,229,415 km (0.057 R)
• M13: 12,766,981 km (0.092 R)
• M14: 14,120,393 km (0.119 R)
• M15: 16,680,611 km (0.116 R)
• M16: 17,329,717 km (0.077 R)
• M17: 17,995,577 km (0.1 R)
• M18: 18,910,068 km (0.069 R)
• M19: 20,177,312 km (0.052 R)
• M20: 22,097,101 km (0.091 R)
• M21: 22,617,403 km (0.099 R)
• M22: 23,682,540 km (0.102 R)
• M23: 25,342,627 km (0.097 R)
• M24: 36,846,853 km (0.101 R)
• M25: 40,995,651 km (0.107 R)
• M26: 43,250,091 km (0.106 R)
• M27: 47,141,580 km (0.083 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 967.3

Radius: 5.1

Gravity: 37.19 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 12.54 AU - 13.32 AU

Year: 20747 Days

Day: 15.8 Hours

Environment

Temp: -211 °C

Axial Tilt: 15.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 87,476,369 km

• M1: 65,075 km (0.088 R)
• M2: 230,082 km (0.084 R)
• M3: 1,006,943 km (0.064 R)
• M4: 1,227,002 km (0.038 R)
• M5: 2,044,704 km (0.105 R)
• M6: 2,353,474 km (0.074 R)
• M7: 2,642,497 km (0.113 R)
• M8: 4,040,638 km (0.11 R)
• M9: 4,244,540 km (0.034 R)
• M10: 5,013,025 km (0.12 R)
• M11: 5,870,220 km (0.079 R)
• M12: 6,632,571 km (0.097 R)
• M13: 7,611,540 km (0.053 R)
• M14: 8,516,457 km (0.083 R)
• M15: 11,933,871 km (0.12 R)
• M16: 12,142,859 km (0.039 R)
• M17: 14,527,599 km (0.074 R)
• M18: 17,743,803 km (0.068 R)
• M19: 19,324,754 km (0.079 R)
• M20: 24,180,102 km (0.12 R)
• M21: 27,548,897 km (0.075 R)
• M22: 32,554,441 km (0.11 R)
• M23: 37,236,556 km (0.069 R)
• M24: 37,983,049 km (0.112 R)
• M25: 49,147,089 km (0.089 R)
• M26: 51,320,298 km (0.075 R)
• M27: 53,935,568 km (0.071 R)
• M28: 55,083,133 km (0.108 R)
• M29: 60,244,259 km (0.119 R)
• M30: 69,696,451 km (0.086 R)
• M31: 75,246,083 km (0.101 R)
• M32: 84,880,186 km (0.098 R)
• M33: 86,953,014 km (0.079 R)
• M34: 87,214,362 km (0.091 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 433 - 17,340 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit