🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.98 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.09

Radius: 1.34

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 0.89 AU - 1.07 AU

Year: 353 Days

Day: 32.7 Hours

Environment

Temp: 48 °C

Axial Tilt: 44.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.17 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.14

Radius: 1.05

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 0.94 AU - 1.4 AU

Year: 460 Days

Day: 40.6 Hours

Environment

Temp: 17 °C

Axial Tilt: 16.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.66

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 1.19 AU - 1.63 AU

Year: 608 Days

Day: 36.3 Hours

Environment

Temp: -26 °C

Axial Tilt: 41.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 75,282,678 km

• M1: 85,121 km (0.1 R)

Asteroid Belt

Center: 3.56 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 272.1

Radius: 9.2

Gravity: 3.21 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 5.47 AU - 5.93 AU

Year: 4946 Days

Day: 8.5 Hours

Environment

Temp: -144 °C

Axial Tilt: 2.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 75,282,678 km

• M1: 115,490 km (0.066 R)
• M2: 742,604 km (0.111 R)
• M3: 1,603,240 km (0.094 R)
• M4: 3,214,709 km (0.118 R)
• M5: 3,943,699 km (0.049 R)
• M6: 4,458,316 km (0.113 R)
• M7: 4,825,878 km (0.049 R)
• M8: 9,033,767 km (0.111 R)
• M9: 9,548,982 km (0.064 R)
• M10: 10,083,644 km (0.118 R)
• M11: 11,212,660 km (0.094 R)
• M12: 13,624,776 km (0.066 R)
• M13: 14,750,200 km (0.093 R)
• M14: 15,155,760 km (0.102 R)
• M15: 15,516,740 km (0.104 R)
• M16: 16,042,277 km (0.112 R)
• M17: 18,673,405 km (0.093 R)
• M18: 19,208,067 km (0.092 R)
• M19: 22,036,365 km (0.051 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 757.9

Radius: 12.9

Gravity: 4.55 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 5.93 AU - 7.05 AU

Year: 6009 Days

Day: 9.7 Hours

Environment

Temp: -148 °C

Axial Tilt: 25.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 75,282,678 km

• M1: 161,715 km (0.065 R)
• M2: 588,069 km (0.106 R)
• M3: 1,301,202 km (0.066 R)
• M4: 1,786,348 km (0.112 R)
• M5: 2,618,112 km (0.109 R)
• M6: 3,648,393 km (0.058 R)
• M7: 4,500,652 km (0.1 R)
• M8: 5,073,163 km (0.118 R)
• M9: 5,880,543 km (0.102 R)
• M10: 6,668,475 km (0.077 R)
• M11: 9,286,587 km (0.047 R)
• M12: 10,355,763 km (0.084 R)
• M13: 10,777,180 km (0.07 R)
• M14: 13,277,110 km (0.078 R)
• M15: 16,581,877 km (0.076 R)
• M16: 18,836,317 km (0.1 R)
• M17: 20,840,779 km (0.082 R)
• M18: 23,702,885 km (0.099 R)
• M19: 26,905,177 km (0.059 R)
• M20: 27,435,950 km (0.065 R)
• M21: 27,973,755 km (0.096 R)
• M22: 28,427,186 km (0.053 R)
• M23: 29,162,908 km (0.107 R)
• M24: 31,544,207 km (0.114 R)
• M25: 33,540,441 km (0.116 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 842.4

Radius: 8.6

Gravity: 11.39 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 5.49 AU - 7.73 AU

Year: 6176 Days

Day: 10.4 Hours

Environment

Temp: -148 °C

Axial Tilt: 20.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 75,282,678 km

• M1: 107,411 km (0.03 R)
• M2: 386,561 km (0.066 R)
• M3: 782,546 km (0.117 R)
• M4: 1,050,775 km (0.101 R)
• M5: 1,478,326 km (0.109 R)
• M6: 2,209,860 km (0.113 R)
• M7: 2,501,576 km (0.104 R)
• M8: 2,937,803 km (0.032 R)
• M9: 4,214,022 km (0.079 R)
• M10: 4,529,824 km (0.089 R)
• M11: 5,359,045 km (0.082 R)
• M12: 6,353,422 km (0.115 R)
• M13: 7,503,979 km (0.06 R)
• M14: 7,851,195 km (0.093 R)
• M15: 8,787,678 km (0.085 R)
• M16: 12,254,010 km (0.094 R)
• M17: 15,837,179 km (0.116 R)
• M18: 18,071,872 km (0.059 R)
• M19: 18,417,293 km (0.074 R)
• M20: 18,696,891 km (0.088 R)
• M21: 20,063,618 km (0.12 R)
• M22: 20,884,611 km (0.032 R)
• M23: 24,143,002 km (0.115 R)
• M24: 24,646,698 km (0.115 R)
• M25: 25,675,034 km (0.083 R)
• M26: 27,270,645 km (0.084 R)
• M27: 27,816,976 km (0.118 R)
• M28: 29,978,964 km (0.081 R)
• M29: 30,560,751 km (0.105 R)
• M30: 32,656,916 km (0.104 R)
• M31: 33,583,974 km (0.106 R)
• M32: 35,382,589 km (0.095 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 492.2

Radius: 5.9

Gravity: 14.14 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 13.78 AU - 17.5 AU

Year: 22479 Days

Day: 25 Hours

Environment

Temp: -190 °C

Axial Tilt: 43.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 75,282,678 km

• M1: 73,901 km (0.069 R)
• M2: 369,208 km (0.064 R)
• M3: 1,322,744 km (0.039 R)
• M4: 2,202,978 km (0.068 R)
• M5: 2,576,674 km (0.088 R)
• M6: 2,865,248 km (0.093 R)
• M7: 3,148,437 km (0.069 R)
• M8: 3,394,076 km (0.097 R)
• M9: 3,711,523 km (0.089 R)
• M10: 4,080,132 km (0.088 R)
• M11: 7,052,044 km (0.08 R)
• M12: 7,961,150 km (0.046 R)
• M13: 8,521,992 km (0.115 R)
• M14: 9,000,107 km (0.079 R)
• M15: 11,030,599 km (0.094 R)
• M16: 11,987,577 km (0.079 R)
• M17: 12,587,614 km (0.061 R)
• M18: 13,207,398 km (0.086 R)
• M19: 14,285,400 km (0.11 R)
• M20: 17,870,064 km (0.074 R)
• M21: 23,317,671 km (0.104 R)
• M22: 37,193,771 km (0.11 R)
• M23: 37,474,416 km (0.061 R)
• M24: 37,897,778 km (0.063 R)
• M25: 38,754,076 km (0.039 R)
• M26: 39,332,123 km (0.089 R)
• M27: 39,769,397 km (0.052 R)
• M28: 44,008,402 km (0.112 R)
• M29: 50,229,280 km (0.074 R)
• M30: 59,464,705 km (0.071 R)
• M31: 64,378,845 km (0.092 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.26 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 330

Radius: 6.4

Gravity: 8.06 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 17.95 AU - 18.57 AU

Year: 28358 Days

Day: 17.3 Hours

Environment

Temp: -187 °C

Axial Tilt: 22.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 75,282,678 km

• M1: 79,736 km (0.12 R)
• M2: 620,233 km (0.099 R)
• M3: 858,692 km (0.104 R)
• M4: 1,371,064 km (0.117 R)
• M5: 1,857,407 km (0.111 R)
• M6: 3,766,575 km (0.112 R)
• M7: 4,404,760 km (0.056 R)
• M8: 4,644,266 km (0.088 R)
• M9: 5,415,892 km (0.111 R)
• M10: 6,355,516 km (0.03 R)
• M11: 7,116,820 km (0.112 R)
• M12: 8,765,687 km (0.074 R)
• M13: 10,173,254 km (0.095 R)
• M14: 11,024,017 km (0.087 R)
• M15: 14,526,103 km (0.067 R)
• M16: 15,603,357 km (0.072 R)
• M17: 16,815,698 km (0.113 R)
• M18: 20,637,026 km (0.111 R)
• M19: 22,095,606 km (0.089 R)
• M20: 23,414,311 km (0.094 R)
• M21: 25,108,058 km (0.092 R)
• M22: 30,062,141 km (0.116 R)
• M23: 33,880,028 km (0.066 R)
• M24: 46,754,421 km (0.096 R)
• M25: 56,750,401 km (0.066 R)
• M26: 58,830,559 km (0.094 R)
• M27: 60,960,833 km (0.11 R)
• M28: 61,550,548 km (0.089 R)
• M29: 74,607,899 km (0.089 R)

Kuiper Belt

Range: 30.2 - 55.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 418 - 17,143 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit