🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.05

Radius: 1.02

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 0.47 AU - 0.75 AU

Year: 308 Days

Day: 38.5 Hours

Environment

Temp: -136 °C

Axial Tilt: 14.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 60,984,054 km

• M1: 211,831 km (0.067 R)

Asteroid Belt

Center: 1.26 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 864.4

Radius: 10.9

Gravity: 7.28 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 1.63 AU - 2.17 AU

Year: 1691 Days

Day: 9.8 Hours

Environment

Temp: -189 °C

Axial Tilt: 0.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 60,984,054 km

• M1: 135,536 km (0.103 R)
• M2: 631,153 km (0.099 R)
• M3: 1,052,870 km (0.117 R)
• M4: 1,401,582 km (0.103 R)
• M5: 2,122,195 km (0.096 R)
• M6: 3,247,321 km (0.069 R)
• M7: 3,630,292 km (0.047 R)
• M8: 4,329,961 km (0.093 R)
• M9: 4,774,566 km (0.115 R)
• M10: 5,521,957 km (0.112 R)
• M11: 7,502,184 km (0.066 R)
• M12: 9,050,073 km (0.066 R)
• M13: 11,020,726 km (0.101 R)
• M14: 11,545,515 km (0.106 R)
• M15: 13,346,075 km (0.102 R)
• M16: 13,856,353 km (0.071 R)
• M17: 15,097,567 km (0.095 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 842.9

Radius: 9.2

Gravity: 9.96 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 2.21 AU - 2.71 AU

Year: 2491 Days

Day: 5.7 Hours

Environment

Temp: -206 °C

Axial Tilt: 47.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 60,984,054 km

• M1: 115,041 km (0.084 R)
• M2: 482,304 km (0.082 R)
• M3: 952,041 km (0.105 R)
• M4: 1,286,542 km (0.093 R)
• M5: 2,006,706 km (0.088 R)
• M6: 2,364,843 km (0.079 R)
• M7: 3,210,969 km (0.116 R)
• M8: 4,121,571 km (0.094 R)
• M9: 4,614,646 km (0.046 R)
• M10: 4,980,712 km (0.095 R)
• M11: 5,490,391 km (0.119 R)
• M12: 5,875,456 km (0.066 R)
• M13: 6,278,473 km (0.093 R)
• M14: 6,614,171 km (0.03 R)
• M15: 7,321,469 km (0.031 R)
• M16: 9,203,261 km (0.088 R)
• M17: 10,198,685 km (0.04 R)
• M18: 11,760,936 km (0.098 R)
• M19: 16,696,918 km (0.111 R)
• M20: 18,570,481 km (0.073 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 504.9

Radius: 11.6

Gravity: 3.75 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 2.65 AU - 4.41 AU

Year: 4282 Days

Day: 6.7 Hours

Environment

Temp: -207 °C

Axial Tilt: 27.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 60,984,054 km

• M1: 144,212 km (0.059 R)
• M2: 698,472 km (0.118 R)
• M3: 1,294,770 km (0.045 R)
• M4: 2,241,724 km (0.102 R)
• M5: 2,934,213 km (0.103 R)
• M6: 3,995,011 km (0.073 R)
• M7: 4,649,352 km (0.07 R)
• M8: 5,243,854 km (0.11 R)
• M9: 5,667,815 km (0.112 R)
• M10: 6,201,131 km (0.104 R)
• M11: 6,922,492 km (0.089 R)
• M12: 7,935,868 km (0.073 R)
• M13: 8,897,034 km (0.105 R)
• M14: 9,463,561 km (0.033 R)
• M15: 9,854,461 km (0.035 R)
• M16: 10,585,545 km (0.095 R)
• M17: 10,964,477 km (0.061 R)
• M18: 13,776,468 km (0.058 R)
• M19: 14,279,566 km (0.103 R)
• M20: 15,057,026 km (0.078 R)
• M21: 17,210,637 km (0.06 R)
• M22: 19,814,836 km (0.047 R)
• M23: 20,391,536 km (0.078 R)
• M24: 24,234,406 km (0.053 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 612.5

Radius: 11.4

Gravity: 4.71 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 4.18 AU - 4.24 AU

Year: 5577 Days

Day: 9.1 Hours

Environment

Temp: -210 °C

Axial Tilt: 43.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 60,984,054 km

• M1: 141,819 km (0.064 R)
• M2: 721,361 km (0.027 R)
• M3: 1,171,950 km (0.092 R)
• M4: 1,989,352 km (0.114 R)
• M5: 2,449,366 km (0.076 R)
• M6: 2,905,041 km (0.105 R)
• M7: 3,651,385 km (0.107 R)
• M8: 4,726,694 km (0.104 R)
• M9: 5,295,765 km (0.093 R)
• M10: 6,125,285 km (0.092 R)
• M11: 7,246,521 km (0.106 R)
• M12: 7,967,283 km (0.026 R)
• M13: 9,260,407 km (0.062 R)
• M14: 10,643,290 km (0.114 R)
• M15: 11,242,878 km (0.045 R)
• M16: 11,962,444 km (0.038 R)
• M17: 13,868,919 km (0.106 R)
• M18: 14,866,139 km (0.108 R)
• M19: 16,149,240 km (0.101 R)
• M20: 17,252,823 km (0.049 R)
• M21: 17,887,268 km (0.068 R)
• M22: 18,275,474 km (0.025 R)
• M23: 19,270,300 km (0.081 R)
• M24: 20,161,455 km (0.094 R)
• M25: 21,952,141 km (0.093 R)
• M26: 23,846,649 km (0.072 R)
• M27: 24,238,296 km (0.069 R)
• M28: 25,601,880 km (0.097 R)
• M29: 29,818,147 km (0.111 R)
• M30: 31,289,442 km (0.083 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.76 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 956.8

Radius: 7

Gravity: 19.53 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 6.39 AU - 7.13 AU

Year: 11348 Days

Day: 16.8 Hours

Environment

Temp: -223 °C

Axial Tilt: 32.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 60,984,054 km

• M1: 88,113 km (0.077 R)
• M2: 388,506 km (0.104 R)
• M3: 786,137 km (0.057 R)
• M4: 1,837,959 km (0.119 R)
• M5: 2,354,670 km (0.102 R)
• M6: 2,669,275 km (0.104 R)
• M7: 3,331,694 km (0.081 R)
• M8: 4,217,463 km (0.092 R)
• M9: 6,207,863 km (0.057 R)
• M10: 7,363,058 km (0.104 R)
• M11: 8,414,132 km (0.115 R)
• M12: 8,703,903 km (0.093 R)
• M13: 9,666,266 km (0.11 R)
• M14: 13,825,835 km (0.114 R)
• M15: 20,657,521 km (0.049 R)
• M16: 24,840,726 km (0.11 R)
• M17: 27,709,864 km (0.039 R)
• M18: 31,597,763 km (0.087 R)
• M19: 33,010,266 km (0.117 R)
• M20: 33,249,623 km (0.083 R)
• M21: 43,662,532 km (0.109 R)
• M22: 45,265,473 km (0.065 R)
• M23: 45,858,030 km (0.094 R)
• M24: 47,058,553 km (0.107 R)
• M25: 51,104,727 km (0.118 R)
• M26: 54,037,892 km (0.077 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 961.6

Radius: 7.9

Gravity: 15.41 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 5.47 AU - 8.65 AU

Year: 12112 Days

Day: 15.2 Hours

Environment

Temp: -227 °C

Axial Tilt: 38.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 60,984,054 km

• M1: 100,231 km (0.106 R)
• M2: 515,813 km (0.053 R)
• M3: 810,372 km (0.071 R)
• M4: 1,378,395 km (0.091 R)
• M5: 1,629,719 km (0.101 R)
• M6: 2,533,739 km (0.094 R)
• M7: 3,995,011 km (0.091 R)
• M8: 5,041,149 km (0.046 R)
• M9: 5,391,507 km (0.101 R)
• M10: 6,141,292 km (0.103 R)
• M11: 6,582,306 km (0.101 R)
• M12: 7,174,115 km (0.05 R)
• M13: 8,033,106 km (0.101 R)
• M14: 8,560,888 km (0.112 R)
• M15: 9,685,565 km (0.029 R)
• M16: 10,790,794 km (0.098 R)
• M17: 11,373,926 km (0.091 R)
• M18: 12,163,055 km (0.094 R)
• M19: 12,858,984 km (0.087 R)
• M20: 14,399,393 km (0.083 R)
• M21: 16,133,981 km (0.101 R)
• M22: 25,274,111 km (0.111 R)
• M23: 28,439,602 km (0.11 R)
• M24: 29,438,467 km (0.096 R)
• M25: 30,117,343 km (0.103 R)
• M26: 33,915,034 km (0.1 R)
• M27: 34,911,954 km (0.08 R)
• M28: 35,164,176 km (0.076 R)
• M29: 43,602,244 km (0.11 R)
• M30: 53,295,588 km (0.062 R)
• M31: 54,642,268 km (0.089 R)
• M32: 58,462,549 km (0.116 R)
• M33: 60,256,377 km (0.114 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 353 - 20,172 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit