🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.25 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.13

Radius: 1.35

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 1.24 AU - 1.26 AU

Year: 619 Days

Day: 46.4 Hours

Environment

Temp: -88 °C

Axial Tilt: 12.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 1.25 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.33

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 1.08 AU - 1.42 AU

Year: 619 Days

Day: 12.8 Hours

Environment

Temp: -94 °C

Axial Tilt: 23.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 79,780,631 km

• M1: 264,489 km (0.111 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.27 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.68

Radius: 1.23

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 1.15 AU - 1.39 AU

Year: 634 Days

Day: 30.8 Hours

Environment

Temp: -84 °C

Axial Tilt: 41.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 79,780,631 km

• M1: 279,748 km (0.065 R)

Asteroid Belt

Center: 2.44 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 3.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 166.6

Radius: 8

Gravity: 2.6 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 3 AU - 4.22 AU

Year: 3038 Days

Day: 7.8 Hours

Environment

Temp: -151 °C

Axial Tilt: 38.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 79,780,631 km

• M1: 100,231 km (0.087 R)
• M2: 487,839 km (0.075 R)
• M3: 847,622 km (0.117 R)
• M4: 1,266,346 km (0.11 R)
• M5: 2,213,001 km (0.112 R)
• M6: 3,536,194 km (0.076 R)
• M7: 6,132,166 km (0.106 R)
• M8: 6,420,142 km (0.066 R)
• M9: 10,449,112 km (0.088 R)
• M10: 13,122,875 km (0.079 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 414.3

Radius: 12.4

Gravity: 2.69 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 3.82 AU - 3.88 AU

Year: 3346 Days

Day: 8.4 Hours

Environment

Temp: -160 °C

Axial Tilt: 29.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 79,780,631 km

• M1: 154,235 km (0.096 R)
• M2: 598,242 km (0.113 R)
• M3: 1,260,362 km (0.072 R)
• M4: 1,816,567 km (0.079 R)
• M5: 2,476,742 km (0.071 R)
• M6: 3,206,331 km (0.069 R)
• M7: 5,140,632 km (0.115 R)
• M8: 5,777,470 km (0.069 R)
• M9: 6,494,044 km (0.089 R)
• M10: 8,462,901 km (0.046 R)
• M11: 9,856,555 km (0.067 R)
• M12: 10,303,254 km (0.109 R)
• M13: 13,726,652 km (0.085 R)
• M14: 17,249,382 km (0.087 R)
• M15: 19,363,200 km (0.05 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 389.9

Radius: 10.9

Gravity: 3.28 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 5.24 AU - 6 AU

Year: 5901 Days

Day: 7.4 Hours

Environment

Temp: -170 °C

Axial Tilt: 2.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 79,780,631 km

• M1: 141,819 km (0.092 R)
• M2: 956,080 km (0.109 R)
• M3: 1,673,701 km (0.078 R)
• M4: 2,066,395 km (0.027 R)
• M5: 2,520,874 km (0.085 R)
• M6: 4,418,373 km (0.083 R)
• M7: 4,993,727 km (0.118 R)
• M8: 5,760,864 km (0.117 R)
• M9: 6,796,082 km (0.098 R)
• M10: 12,152,733 km (0.063 R)
• M11: 14,110,071 km (0.062 R)
• M12: 14,861,501 km (0.04 R)
• M13: 15,752,506 km (0.09 R)
• M14: 16,095,833 km (0.04 R)
• M15: 20,007,818 km (0.112 R)
• M16: 20,956,119 km (0.034 R)
• M17: 22,219,173 km (0.093 R)
• M18: 27,040,114 km (0.096 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 683.7

Radius: 12.4

Gravity: 4.45 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 6.29 AU - 9.61 AU

Year: 9929 Days

Day: 6.3 Hours

Environment

Temp: -187 °C

Axial Tilt: 1.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 79,780,631 km

• M1: 154,235 km (0.105 R)
• M2: 626,516 km (0.089 R)
• M3: 1,583,643 km (0.056 R)
• M4: 2,139,698 km (0.119 R)
• M5: 2,541,817 km (0.08 R)
• M6: 3,016,641 km (0.074 R)
• M7: 3,750,867 km (0.087 R)
• M8: 5,917,793 km (0.118 R)
• M9: 7,188,926 km (0.109 R)
• M10: 7,974,464 km (0.114 R)
• M11: 8,679,519 km (0.092 R)
• M12: 9,094,204 km (0.109 R)
• M13: 10,063,449 km (0.052 R)
• M14: 11,207,723 km (0.096 R)
• M15: 11,644,698 km (0.098 R)
• M16: 15,495,048 km (0.103 R)
• M17: 21,096,741 km (0.101 R)
• M18: 28,018,784 km (0.096 R)
• M19: 28,825,415 km (0.051 R)
• M20: 41,934,527 km (0.056 R)
• M21: 44,606,345 km (0.061 R)
• M22: 46,683,212 km (0.102 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 829.7

Radius: 6.2

Gravity: 21.58 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 9.41 AU - 10.89 AU

Year: 14323 Days

Day: 23.8 Hours

Environment

Temp: -193 °C

Axial Tilt: 29.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 79,780,631 km

• M1: 77,193 km (0.1 R)
• M2: 309,368 km (0.091 R)
• M3: 508,034 km (0.085 R)
• M4: 962,363 km (0.098 R)
• M5: 1,256,772 km (0.06 R)
• M6: 1,546,842 km (0.104 R)
• M7: 3,052,395 km (0.072 R)
• M8: 3,469,474 km (0.088 R)
• M9: 3,894,182 km (0.107 R)
• M10: 6,185,423 km (0.083 R)
• M11: 6,639,154 km (0.079 R)
• M12: 8,729,634 km (0.107 R)
• M13: 11,222,832 km (0.116 R)
• M14: 12,023,031 km (0.083 R)
• M15: 12,729,432 km (0.091 R)
• M16: 13,059,445 km (0.071 R)
• M17: 13,395,143 km (0.111 R)
• M18: 17,076,148 km (0.114 R)
• M19: 17,803,343 km (0.06 R)
• M20: 18,050,329 km (0.061 R)
• M21: 18,467,109 km (0.107 R)
• M22: 26,354,358 km (0.087 R)
• M23: 29,912,842 km (0.06 R)
• M24: 44,721,386 km (0.06 R)
• M25: 45,791,609 km (0.115 R)
• M26: 48,461,632 km (0.116 R)
• M27: 48,782,370 km (0.118 R)
• M28: 57,448,874 km (0.056 R)
• M29: 60,923,134 km (0.104 R)
• M30: 63,762,951 km (0.086 R)
• M31: 64,148,165 km (0.045 R)

Planet 9 - Ice Giant

Semi-Major Axis: 11.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 960.2

Radius: 4.7

Gravity: 43.47 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 9.69 AU - 14.07 AU

Year: 18137 Days

Day: 20.6 Hours

Environment

Temp: -211 °C

Axial Tilt: 27.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 79,780,631 km

• M1: 58,493 km (0.071 R)
• M2: 391,198 km (0.043 R)
• M3: 828,922 km (0.092 R)
• M4: 1,443,470 km (0.108 R)
• M5: 2,598,066 km (0.045 R)
• M6: 4,643,518 km (0.112 R)
• M7: 7,920,010 km (0.094 R)
• M8: 8,335,444 km (0.095 R)
• M9: 11,075,179 km (0.068 R)
• M10: 14,437,242 km (0.046 R)
• M11: 16,348,654 km (0.102 R)
• M12: 21,450,839 km (0.081 R)
• M13: 25,458,865 km (0.094 R)
• M14: 26,361,987 km (0.05 R)
• M15: 28,591,893 km (0.116 R)
• M16: 30,188,102 km (0.103 R)
• M17: 32,494,901 km (0.107 R)
• M18: 32,758,343 km (0.089 R)
• M19: 39,663,931 km (0.075 R)
• M20: 41,183,097 km (0.094 R)
• M21: 41,491,568 km (0.116 R)
• M22: 45,478,052 km (0.097 R)
• M23: 47,310,177 km (0.1 R)
• M24: 56,449,709 km (0.061 R)
• M25: 57,982,340 km (0.089 R)
• M26: 63,359,635 km (0.102 R)
• M27: 65,642,498 km (0.098 R)
• M28: 65,852,683 km (0.079 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: 477 - 16,203 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit