🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.78

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 0.5 AU - 0.62 AU

Year: 158 Days

Day: 23.6 Hours

Environment

Temp: 164 °C

Axial Tilt: 33.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.15 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.13

Radius: 1.35

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 1.08 AU - 1.22 AU

Year: 465 Days

Day: 33.4 Hours

Environment

Temp: 8 °C

Axial Tilt: 15 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.48

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 1.11 AU - 1.81 AU

Year: 665 Days

Day: 22.3 Hours

Environment

Temp: -39 °C

Axial Tilt: 2.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 100,455,543 km

• M1: 80,633 km (0.036 R)

Asteroid Belt

Center: 2.98 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 581.5

Radius: 12.1

Gravity: 3.97 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 4.16 AU - 4.82 AU

Year: 3584 Days

Day: 5.8 Hours

Environment

Temp: -131 °C

Axial Tilt: 20.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 100,455,543 km

• M1: 159,322 km (0.114 R)
• M2: 705,354 km (0.049 R)
• M3: 1,469,051 km (0.072 R)
• M4: 2,088,386 km (0.099 R)
• M5: 3,063,016 km (0.087 R)
• M6: 3,813,100 km (0.081 R)
• M7: 4,991,183 km (0.049 R)
• M8: 5,758,172 km (0.065 R)
• M9: 6,283,709 km (0.119 R)
• M10: 7,953,820 km (0.082 R)
• M11: 10,019,467 km (0.107 R)
• M12: 10,946,675 km (0.091 R)
• M13: 11,754,952 km (0.072 R)
• M14: 12,285,725 km (0.103 R)
• M15: 13,018,306 km (0.111 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 852.9

Radius: 8.5

Gravity: 11.8 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 4.72 AU - 5.72 AU

Year: 4493 Days

Day: 5.6 Hours

Environment

Temp: -141 °C

Axial Tilt: 146.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 100,455,543 km

• M1: 105,766 km (0.07 R)
• M2: 426,653 km (0.091 R)
• M3: 699,071 km (0.112 R)
• M4: 1,112,111 km (0.058 R)
• M5: 1,420,432 km (0.079 R)
• M6: 2,049,491 km (0.111 R)
• M7: 2,338,963 km (0.112 R)
• M8: 2,604,050 km (0.115 R)
• M9: 2,926,434 km (0.047 R)
• M10: 4,644,415 km (0.118 R)
• M11: 4,958,571 km (0.088 R)
• M12: 6,391,569 km (0.083 R)
• M13: 7,255,198 km (0.104 R)
• M14: 7,607,351 km (0.071 R)
• M15: 8,460,657 km (0.107 R)
• M16: 8,732,776 km (0.06 R)
• M17: 9,965,313 km (0.037 R)
• M18: 10,668,273 km (0.074 R)
• M19: 11,977,554 km (0.115 R)
• M20: 12,570,111 km (0.065 R)
• M21: 13,182,265 km (0.069 R)
• M22: 14,028,989 km (0.104 R)
• M23: 15,309,248 km (0.069 R)
• M24: 16,364,062 km (0.093 R)
• M25: 18,422,679 km (0.107 R)
• M26: 19,279,126 km (0.041 R)
• M27: 19,887,391 km (0.107 R)
• M28: 25,625,517 km (0.09 R)
• M29: 27,278,573 km (0.059 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 22.4

Radius: 8.8

Gravity: 0.29 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 5.12 AU - 6.06 AU

Year: 4979 Days

Day: 6.2 Hours

Environment

Temp: -156 °C

Axial Tilt: 2.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 100,455,543 km

• M1: 109,506 km (0.112 R)
• M2: 454,628 km (0.099 R)
• M3: 835,055 km (0.085 R)
• M4: 1,625,082 km (0.111 R)
• M5: 2,025,106 km (0.106 R)
• M6: 4,173,930 km (0.07 R)
• M7: 5,319,850 km (0.093 R)
• M8: 7,118,914 km (0.114 R)
• M9: 9,515,173 km (0.083 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 345.1

Radius: 14.9

Gravity: 1.55 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 9.22 AU - 10 AU

Year: 11223 Days

Day: 6.3 Hours

Environment

Temp: -175 °C

Axial Tilt: 7.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 100,455,543 km

• M1: 185,352 km (0.102 R)
• M2: 803,191 km (0.11 R)
• M3: 1,326,036 km (0.114 R)
• M4: 1,913,357 km (0.095 R)
• M5: 2,507,111 km (0.11 R)
• M6: 3,052,993 km (0.107 R)
• M7: 4,073,251 km (0.077 R)
• M8: 7,119,662 km (0.09 R)
• M9: 8,479,058 km (0.076 R)
• M10: 12,740,203 km (0.041 R)
• M11: 15,811,298 km (0.108 R)
• M12: 17,622,928 km (0.114 R)
• M13: 18,687,317 km (0.093 R)
• M14: 21,416,880 km (0.107 R)
• M15: 25,545,482 km (0.039 R)
• M16: 27,187,019 km (0.087 R)
• M17: 28,128,888 km (0.044 R)
• M18: 33,167,793 km (0.102 R)
• M19: 33,702,605 km (0.051 R)
• M20: 35,564,201 km (0.076 R)
• M21: 38,660,578 km (0.089 R)
• M22: 39,611,571 km (0.108 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 742.1

Radius: 9.8

Gravity: 7.73 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 10.75 AU - 12.67 AU

Year: 15096 Days

Day: 10.6 Hours

Environment

Temp: -195 °C

Axial Tilt: 21.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 100,455,543 km

• M1: 125,213 km (0.072 R)
• M2: 1,132,157 km (0.117 R)
• M3: 1,511,088 km (0.109 R)
• M4: 2,552,888 km (0.054 R)
• M5: 2,918,056 km (0.089 R)
• M6: 6,498,232 km (0.102 R)
• M7: 8,060,034 km (0.103 R)
• M8: 13,537,560 km (0.115 R)
• M9: 16,914,134 km (0.106 R)
• M10: 17,879,638 km (0.104 R)
• M11: 18,459,480 km (0.098 R)
• M12: 23,658,454 km (0.116 R)
• M13: 26,859,101 km (0.084 R)
• M14: 27,292,037 km (0.046 R)
• M15: 36,828,004 km (0.096 R)
• M16: 38,310,369 km (0.097 R)
• M17: 49,982,294 km (0.086 R)
• M18: 55,211,787 km (0.115 R)
• M19: 56,618,306 km (0.081 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 783.8

Radius: 5.7

Gravity: 24.12 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 15.48 AU - 20.18 AU

Year: 28363 Days

Day: 15.7 Hours

Environment

Temp: -191 °C

Axial Tilt: 41.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 100,455,543 km

• M1: 71,059 km (0.058 R)
• M2: 276,457 km (0.095 R)
• M3: 459,415 km (0.088 R)
• M4: 737,966 km (0.088 R)
• M5: 1,199,177 km (0.083 R)
• M6: 2,135,809 km (0.114 R)
• M7: 3,645,700 km (0.084 R)
• M8: 4,301,537 km (0.054 R)
• M9: 4,676,878 km (0.086 R)
• M10: 4,952,288 km (0.112 R)
• M11: 5,889,219 km (0.03 R)
• M12: 6,938,948 km (0.05 R)
• M13: 7,297,683 km (0.029 R)
• M14: 7,722,691 km (0.079 R)
• M15: 8,622,073 km (0.115 R)
• M16: 11,881,063 km (0.116 R)
• M17: 19,455,203 km (0.09 R)
• M18: 22,744,411 km (0.066 R)
• M19: 28,800,133 km (0.055 R)
• M20: 35,847,988 km (0.072 R)
• M21: 38,483,753 km (0.041 R)
• M22: 39,605,587 km (0.106 R)
• M23: 41,579,232 km (0.104 R)
• M24: 42,760,307 km (0.095 R)
• M25: 45,721,448 km (0.051 R)
• M26: 52,048,241 km (0.087 R)
• M27: 57,677,309 km (0.078 R)
• M28: 59,995,328 km (0.072 R)
• M29: 64,367,625 km (0.116 R)
• M30: 65,266,858 km (0.101 R)
• M31: 69,182,283 km (0.087 R)
• M32: 77,224,066 km (0.05 R)
• M33: 83,182,998 km (0.092 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 294 - 15,511 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit