🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.32

Radius: 1.12

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 0.69 AU - 0.99 AU

Year: 334 Days

Day: 19.6 Hours

Environment

Temp: -42 °C

Axial Tilt: 6.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 83,262,370 km

• M1: 33,360 km (0.108 R)
• M2: 374,593 km (0.089 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.92 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.59

Radius: 1.46

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 0.71 AU - 1.13 AU

Year: 383 Days

Day: 42.2 Hours

Environment

Temp: -52 °C

Axial Tilt: 35.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 83,262,370 km

• M1: 51,312 km (0.044 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.83

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 1.33 AU - 1.85 AU

Year: 869 Days

Day: 39.2 Hours

Environment

Temp: -108 °C

Axial Tilt: 23.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 3.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 690.9

Radius: 13

Gravity: 4.09 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 2.85 AU - 3.93 AU

Year: 2706 Days

Day: 14.5 Hours

Environment

Temp: -146 °C

Axial Tilt: 16.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 83,262,370 km

• M1: 165,306 km (0.107 R)
• M2: 673,789 km (0.086 R)
• M3: 1,139,637 km (0.094 R)
• M4: 1,587,383 km (0.06 R)
• M5: 2,065,498 km (0.115 R)
• M6: 2,537,329 km (0.094 R)
• M7: 3,048,057 km (0.036 R)
• M8: 4,535,209 km (0.107 R)
• M9: 5,715,835 km (0.057 R)
• M10: 6,351,028 km (0.118 R)
• M11: 7,062,216 km (0.102 R)
• M12: 7,514,151 km (0.083 R)
• M13: 8,678,172 km (0.113 R)
• M14: 10,184,174 km (0.08 R)
• M15: 11,649,785 km (0.101 R)
• M16: 12,196,714 km (0.094 R)
• M17: 14,702,928 km (0.101 R)
• M18: 17,102,178 km (0.077 R)
• M19: 18,592,921 km (0.087 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 749.8

Radius: 12.2

Gravity: 5.04 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 3.82 AU - 4 AU

Year: 3351 Days

Day: 5.1 Hours

Environment

Temp: -154 °C

Axial Tilt: 28.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 83,262,370 km

• M1: 157,078 km (0.091 R)
• M2: 582,534 km (0.089 R)
• M3: 1,042,099 km (0.111 R)
• M4: 1,856,659 km (0.082 R)
• M5: 3,165,641 km (0.108 R)
• M6: 4,070,408 km (0.091 R)
• M7: 5,015,568 km (0.074 R)
• M8: 5,500,863 km (0.074 R)
• M9: 8,033,555 km (0.091 R)
• M10: 8,592,154 km (0.11 R)
• M11: 9,402,525 km (0.086 R)
• M12: 13,209,492 km (0.061 R)
• M13: 14,593,422 km (0.072 R)
• M14: 15,215,151 km (0.029 R)
• M15: 17,016,608 km (0.101 R)
• M16: 17,880,835 km (0.04 R)
• M17: 19,017,181 km (0.037 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 487.8

Radius: 9.5

Gravity: 5.4 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 4.03 AU - 4.47 AU

Year: 3798 Days

Day: 11.8 Hours

Environment

Temp: -167 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 83,262,370 km

• M1: 118,332 km (0.109 R)
• M2: 510,578 km (0.105 R)
• M3: 1,432,549 km (0.11 R)
• M4: 1,808,189 km (0.084 R)
• M5: 2,277,478 km (0.109 R)
• M6: 2,959,943 km (0.093 R)
• M7: 3,294,295 km (0.118 R)
• M8: 3,792,904 km (0.089 R)
• M9: 4,188,591 km (0.108 R)
• M10: 4,520,249 km (0.084 R)
• M11: 7,358,420 km (0.119 R)
• M12: 7,777,294 km (0.055 R)
• M13: 8,662,913 km (0.098 R)
• M14: 9,240,361 km (0.075 R)
• M15: 11,508,265 km (0.06 R)
• M16: 12,520,444 km (0.038 R)
• M17: 12,839,985 km (0.072 R)
• M18: 15,439,398 km (0.107 R)
• M19: 19,202,981 km (0.08 R)
• M20: 20,687,740 km (0.049 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 827.7

Radius: 8.7

Gravity: 10.94 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 4.22 AU - 6.1 AU

Year: 5081 Days

Day: 11.9 Hours

Environment

Temp: -170 °C

Axial Tilt: 22.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 83,262,370 km

• M1: 108,309 km (0.064 R)
• M2: 453,132 km (0.116 R)
• M3: 760,256 km (0.108 R)
• M4: 1,120,937 km (0.081 R)
• M5: 1,404,275 km (0.03 R)
• M6: 1,803,103 km (0.082 R)
• M7: 2,181,735 km (0.063 R)
• M8: 3,140,059 km (0.071 R)
• M9: 3,624,607 km (0.036 R)
• M10: 5,889,967 km (0.111 R)
• M11: 6,364,492 km (0.095 R)
• M12: 8,522,142 km (0.087 R)
• M13: 9,212,835 km (0.057 R)
• M14: 9,507,842 km (0.113 R)
• M15: 9,852,665 km (0.112 R)
• M16: 10,476,488 km (0.087 R)
• M17: 11,078,919 km (0.118 R)
• M18: 15,365,347 km (0.045 R)
• M19: 15,780,930 km (0.088 R)
• M20: 16,203,993 km (0.036 R)
• M21: 17,072,707 km (0.084 R)
• M22: 18,367,178 km (0.06 R)
• M23: 19,865,400 km (0.111 R)
• M24: 22,338,403 km (0.12 R)
• M25: 25,750,730 km (0.11 R)
• M26: 27,277,077 km (0.086 R)
• M27: 27,624,294 km (0.107 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 291.7

Radius: 14.3

Gravity: 1.43 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 6.17 AU - 10.13 AU

Year: 10086 Days

Day: 12.3 Hours

Environment

Temp: -197 °C

Axial Tilt: 59.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 83,262,370 km

• M1: 177,872 km (0.111 R)
• M2: 1,263,354 km (0.07 R)
• M3: 1,751,791 km (0.119 R)
• M4: 2,487,513 km (0.119 R)
• M5: 3,667,841 km (0.111 R)
• M6: 4,144,160 km (0.097 R)
• M7: 4,688,996 km (0.043 R)
• M8: 5,429,954 km (0.1 R)
• M9: 7,255,796 km (0.09 R)
• M10: 8,209,333 km (0.06 R)
• M11: 8,988,738 km (0.097 R)
• M12: 10,935,305 km (0.115 R)
• M13: 12,503,540 km (0.091 R)
• M14: 13,149,204 km (0.081 R)
• M15: 15,342,159 km (0.107 R)
• M16: 16,020,137 km (0.099 R)
• M17: 17,042,040 km (0.113 R)
• M18: 19,357,216 km (0.118 R)
• M19: 21,113,047 km (0.046 R)
• M20: 22,734,688 km (0.111 R)
• M21: 25,448,543 km (0.046 R)
• M22: 29,488,433 km (0.118 R)
• M23: 31,217,784 km (0.099 R)
• M24: 33,730,580 km (0.088 R)
• M25: 35,943,282 km (0.067 R)

Planet 9 - Ice Giant

Semi-Major Axis: 12.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 921.9

Radius: 7.6

Gravity: 15.96 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 12.27 AU - 13.23 AU

Year: 19735 Days

Day: 16.8 Hours

Environment

Temp: -203 °C

Axial Tilt: 26.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 83,262,370 km

• M1: 94,546 km (0.111 R)
• M2: 503,098 km (0.099 R)
• M3: 790,176 km (0.076 R)
• M4: 2,165,130 km (0.078 R)
• M5: 3,392,281 km (0.062 R)
• M6: 5,537,964 km (0.073 R)
• M7: 6,940,294 km (0.116 R)
• M8: 15,496,694 km (0.116 R)
• M9: 24,773,856 km (0.085 R)
• M10: 25,108,357 km (0.1 R)
• M11: 25,445,850 km (0.045 R)
• M12: 26,476,579 km (0.057 R)
• M13: 31,007,599 km (0.094 R)
• M14: 34,761,608 km (0.078 R)
• M15: 40,944,040 km (0.07 R)
• M16: 42,199,166 km (0.112 R)
• M17: 50,810,318 km (0.12 R)
• M18: 56,193,448 km (0.106 R)
• M19: 66,775,553 km (0.096 R)
• M20: 70,727,181 km (0.085 R)
• M21: 74,368,093 km (0.092 R)
• M22: 80,304,137 km (0.071 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: 502 - 20,108 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit