🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.42

Radius: 1.42

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 0.45 AU - 0.65 AU

Year: 259 Days

Day: 36.9 Hours

Environment

Temp: -121 °C

Axial Tilt: 3.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 86,987,838 km

• M1: 182,659 km (0.084 R)
• M2: 327,619 km (0.081 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.05

Radius: 1.02

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 0.44 AU - 0.7 AU

Year: 274 Days

Day: 47.1 Hours

Environment

Temp: -115 °C

Axial Tilt: 33.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 1.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 134.3

Radius: 12.2

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 1.05 AU - 1.31 AU

Year: 815 Days

Day: 5.9 Hours

Environment

Temp: -166 °C

Axial Tilt: 49.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 86,987,838 km

• M1: 152,440 km (0.044 R)
• M2: 720,912 km (0.068 R)
• M3: 1,233,135 km (0.098 R)
• M4: 1,806,993 km (0.078 R)
• M5: 2,883,050 km (0.111 R)
• M6: 3,639,118 km (0.066 R)
• M7: 4,032,560 km (0.053 R)
• M8: 5,143,474 km (0.105 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 560.4

Radius: 10.6

Gravity: 4.99 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 1.07 AU - 1.39 AU

Year: 867 Days

Day: 10.3 Hours

Environment

Temp: -171 °C

Axial Tilt: 43.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 86,987,838 km

• M1: 134,339 km (0.072 R)
• M2: 468,840 km (0.114 R)
• M3: 920,326 km (0.076 R)
• M4: 1,555,668 km (0.053 R)
• M5: 2,213,899 km (0.049 R)
• M6: 2,596,720 km (0.099 R)
• M7: 3,011,405 km (0.067 R)
• M8: 3,709,429 km (0.105 R)
• M9: 4,679,122 km (0.098 R)
• M10: 5,389,263 km (0.066 R)
• M11: 5,968,057 km (0.092 R)
• M12: 6,418,347 km (0.075 R)
• M13: 7,882,910 km (0.116 R)
• M14: 8,476,365 km (0.102 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 760.9

Radius: 14.3

Gravity: 3.72 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 2 AU - 2.7 AU

Year: 2291 Days

Day: 13 Hours

Environment

Temp: -187 °C

Axial Tilt: 11.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 86,987,838 km

• M1: 177,872 km (0.101 R)
• M2: 650,302 km (0.065 R)
• M3: 1,095,056 km (0.073 R)
• M4: 1,551,330 km (0.098 R)
• M5: 2,052,483 km (0.063 R)
• M6: 2,706,674 km (0.087 R)
• M7: 3,290,555 km (0.036 R)
• M8: 4,501,101 km (0.078 R)
• M9: 9,218,370 km (0.095 R)
• M10: 12,049,211 km (0.057 R)
• M11: 15,030,696 km (0.112 R)
• M12: 15,760,136 km (0.106 R)
• M13: 17,237,564 km (0.059 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 544.8

Radius: 13.3

Gravity: 3.08 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 2.4 AU - 3.02 AU

Year: 2837 Days

Day: 15 Hours

Environment

Temp: -190 °C

Axial Tilt: 6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 86,987,838 km

• M1: 165,455 km (0.094 R)
• M2: 614,698 km (0.083 R)
• M3: 1,301,501 km (0.114 R)
• M4: 1,862,942 km (0.096 R)
• M5: 2,320,413 km (0.091 R)
• M6: 2,947,377 km (0.118 R)
• M7: 4,353,597 km (0.117 R)
• M8: 6,463,825 km (0.11 R)
• M9: 6,910,823 km (0.071 R)
• M10: 8,377,930 km (0.106 R)
• M11: 9,115,896 km (0.104 R)
• M12: 10,683,532 km (0.098 R)
• M13: 11,633,179 km (0.089 R)
• M14: 13,519,608 km (0.116 R)
• M15: 14,021,360 km (0.085 R)
• M16: 16,616,284 km (0.085 R)
• M17: 17,458,820 km (0.094 R)
• M18: 17,890,709 km (0.064 R)
• M19: 18,329,778 km (0.085 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 745.4

Radius: 10.4

Gravity: 6.89 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 2.65 AU - 3.55 AU

Year: 3470 Days

Day: 5.4 Hours

Environment

Temp: -210 °C

Axial Tilt: 24.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 86,987,838 km

• M1: 129,402 km (0.045 R)
• M2: 498,759 km (0.092 R)
• M3: 850,763 km (0.092 R)
• M4: 1,386,174 km (0.093 R)
• M5: 1,898,098 km (0.085 R)
• M6: 3,229,818 km (0.119 R)
• M7: 3,593,790 km (0.037 R)
• M8: 4,291,963 km (0.057 R)
• M9: 5,256,420 km (0.079 R)
• M10: 7,315,785 km (0.096 R)
• M11: 7,777,892 km (0.1 R)
• M12: 8,687,747 km (0.109 R)
• M13: 9,018,807 km (0.097 R)
• M14: 9,434,839 km (0.068 R)
• M15: 10,143,334 km (0.036 R)
• M16: 10,844,649 km (0.106 R)
• M17: 12,024,378 km (0.044 R)
• M18: 12,715,819 km (0.089 R)
• M19: 13,287,881 km (0.12 R)
• M20: 13,926,814 km (0.05 R)
• M21: 15,803,519 km (0.111 R)
• M22: 16,916,078 km (0.079 R)
• M23: 19,609,139 km (0.071 R)
• M24: 20,697,165 km (0.093 R)
• M25: 23,627,936 km (0.08 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 248.6

Radius: 6.8

Gravity: 5.38 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 8.15 AU - 9.09 AU

Year: 16091 Days

Day: 24 Hours

Environment

Temp: -224 °C

Axial Tilt: 1.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 86,987,838 km

• M1: 84,972 km (0.077 R)
• M2: 669,750 km (0.11 R)
• M3: 1,693,298 km (0.103 R)
• M4: 2,025,854 km (0.115 R)
• M5: 4,528,328 km (0.09 R)
• M6: 5,365,328 km (0.092 R)
• M7: 6,156,102 km (0.045 R)
• M8: 7,061,767 km (0.052 R)
• M9: 11,803,122 km (0.098 R)
• M10: 13,804,592 km (0.046 R)
• M11: 15,749,514 km (0.113 R)
• M12: 18,017,867 km (0.109 R)
• M13: 18,315,866 km (0.073 R)
• M14: 19,776,839 km (0.109 R)
• M15: 26,304,542 km (0.103 R)
• M16: 34,363,229 km (0.1 R)
• M17: 45,972,473 km (0.093 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 826.7

Radius: 7.2

Gravity: 15.95 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 9.96 AU - 11.44 AU

Year: 22254 Days

Day: 22.1 Hours

Environment

Temp: -234 °C

Axial Tilt: 2.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 86,987,838 km

• M1: 113,395 km (0.049 R)
• M2: 571,464 km (0.076 R)
• M3: 1,002,306 km (0.079 R)
• M4: 1,652,308 km (0.066 R)
• M5: 2,143,737 km (0.1 R)
• M6: 3,445,089 km (0.076 R)
• M7: 3,977,209 km (0.053 R)
• M8: 6,855,023 km (0.082 R)
• M9: 8,492,821 km (0.106 R)
• M10: 8,770,474 km (0.119 R)
• M11: 9,111,558 km (0.103 R)
• M12: 10,375,809 km (0.037 R)
• M13: 10,629,228 km (0.079 R)
• M14: 14,234,088 km (0.065 R)
• M15: 15,432,217 km (0.081 R)
• M16: 18,859,504 km (0.077 R)
• M17: 25,992,032 km (0.101 R)
• M18: 26,460,123 km (0.053 R)
• M19: 28,512,457 km (0.1 R)
• M20: 31,060,108 km (0.074 R)
• M21: 31,719,985 km (0.119 R)
• M22: 34,312,964 km (0.109 R)
• M23: 37,191,377 km (0.063 R)
• M24: 39,916,302 km (0.113 R)
• M25: 41,486,182 km (0.05 R)
• M26: 42,125,414 km (0.089 R)
• M27: 57,707,827 km (0.113 R)
• M28: 59,510,482 km (0.067 R)
• M29: 61,764,024 km (0.108 R)
• M30: 63,227,540 km (0.089 R)
• M31: 70,438,756 km (0.095 R)
• M32: 70,665,397 km (0.102 R)
• M33: 73,191,207 km (0.074 R)
• M34: 78,909,735 km (0.116 R)
• M35: 79,399,219 km (0.106 R)
• M36: 81,377,801 km (0.102 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 229 - 14,407 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit