🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.74

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 0.83 AU - 0.97 AU

Year: 309 Days

Day: 23.4 Hours

Environment

Temp: 153 °C

Axial Tilt: 8.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.6

Radius: 1.47

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 1.24 AU - 1.94 AU

Year: 725 Days

Day: 33.4 Hours

Environment

Temp: -34 °C

Axial Tilt: 37.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 4.34 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.97

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 4.18 AU - 4.5 AU

Year: 3270 Days

Day: 27.2 Hours

Environment

Temp: -128 °C

Axial Tilt: 5.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.72

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 4.7 AU - 5.06 AU

Year: 3899 Days

Day: 17.6 Hours

Environment

Temp: -144 °C

Axial Tilt: 38.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 5.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 480.2

Radius: 14.7

Gravity: 2.22 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 5.21 AU - 5.53 AU

Year: 4500 Days

Day: 5.1 Hours

Environment

Temp: -131 °C

Axial Tilt: 148.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 73,892,042 km

• M1: 182,809 km (0.1 R)
• M2: 807,230 km (0.092 R)
• M3: 1,265,448 km (0.082 R)
• M4: 1,844,093 km (0.071 R)
• M5: 2,793,142 km (0.028 R)
• M6: 3,360,716 km (0.094 R)
• M7: 4,267,878 km (0.105 R)
• M8: 4,926,557 km (0.061 R)
• M9: 5,464,661 km (0.089 R)
• M10: 6,185,124 km (0.094 R)
• M11: 6,843,803 km (0.094 R)
• M12: 7,319,375 km (0.116 R)
• M13: 9,371,110 km (0.103 R)
• M14: 10,908,527 km (0.107 R)
• M15: 12,608,557 km (0.053 R)
• M16: 14,738,532 km (0.034 R)
• M17: 20,932,482 km (0.092 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 569

Radius: 8.8

Gravity: 7.35 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 7.64 AU - 9.8 AU

Year: 9312 Days

Day: 6.5 Hours

Environment

Temp: -174 °C

Axial Tilt: 26.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 73,892,042 km

• M1: 109,655 km (0.059 R)
• M2: 529,427 km (0.11 R)
• M3: 828,473 km (0.095 R)
• M4: 1,176,438 km (0.104 R)
• M5: 1,608,028 km (0.112 R)
• M6: 2,831,888 km (0.115 R)
• M7: 3,493,260 km (0.112 R)
• M8: 4,146,554 km (0.035 R)
• M9: 5,121,034 km (0.112 R)
• M10: 5,963,570 km (0.044 R)
• M11: 7,047,406 km (0.088 R)
• M12: 7,798,687 km (0.078 R)
• M13: 8,733,972 km (0.069 R)
• M14: 9,789,834 km (0.068 R)
• M15: 10,623,394 km (0.089 R)
• M16: 12,713,425 km (0.03 R)
• M17: 17,266,586 km (0.053 R)
• M18: 18,263,058 km (0.106 R)
• M19: 18,997,882 km (0.105 R)
• M20: 20,370,144 km (0.079 R)
• M21: 20,841,975 km (0.105 R)
• M22: 22,053,269 km (0.09 R)
• M23: 22,467,356 km (0.111 R)
• M24: 23,740,584 km (0.112 R)
• M25: 24,175,465 km (0.094 R)
• M26: 29,516,258 km (0.047 R)
• M27: 31,353,769 km (0.086 R)
• M28: 33,483,295 km (0.035 R)
• M29: 35,707,516 km (0.088 R)
• M30: 37,673,980 km (0.064 R)

Planet 7 - Gas Giant

Semi-Major Axis: 12.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 509.6

Radius: 14.1

Gravity: 2.56 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 10 AU - 15.16 AU

Year: 16137 Days

Day: 5.8 Hours

Environment

Temp: -178 °C

Axial Tilt: 44 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 73,892,042 km

• M1: 177,124 km (0.075 R)
• M2: 696,228 km (0.073 R)
• M3: 1,163,273 km (0.112 R)
• M4: 2,355,568 km (0.073 R)
• M5: 2,795,984 km (0.037 R)
• M6: 3,242,235 km (0.059 R)
• M7: 4,402,815 km (0.096 R)
• M8: 5,974,341 km (0.08 R)
• M9: 9,819,604 km (0.093 R)
• M10: 10,582,105 km (0.094 R)
• M11: 11,980,845 km (0.116 R)
• M12: 13,043,887 km (0.092 R)
• M13: 17,933,942 km (0.034 R)
• M14: 18,416,695 km (0.116 R)
• M15: 27,268,251 km (0.069 R)
• M16: 27,907,483 km (0.103 R)
• M17: 29,772,669 km (0.113 R)
• M18: 30,450,497 km (0.1 R)
• M19: 34,735,429 km (0.063 R)
• M20: 36,248,910 km (0.077 R)
• M21: 38,069,517 km (0.091 R)
• M22: 41,471,223 km (0.077 R)
• M23: 44,334,825 km (0.104 R)
• M24: 47,941,929 km (0.113 R)
• M25: 59,395,441 km (0.081 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.98 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 803.4

Radius: 4.4

Gravity: 41.5 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 16.45 AU - 17.51 AU

Year: 25304 Days

Day: 24.2 Hours

Environment

Temp: -205 °C

Axial Tilt: 46.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 73,892,042 km

• M1: 56,249 km (0.113 R)
• M2: 208,839 km (0.076 R)
• M3: 352,752 km (0.03 R)
• M4: 557,551 km (0.038 R)
• M5: 708,346 km (0.076 R)
• M6: 1,226,104 km (0.078 R)
• M7: 1,451,249 km (0.091 R)
• M8: 1,628,672 km (0.059 R)
• M9: 1,984,565 km (0.101 R)
• M10: 2,986,871 km (0.117 R)
• M11: 3,245,526 km (0.066 R)
• M12: 3,456,758 km (0.097 R)
• M13: 3,709,429 km (0.052 R)
• M14: 3,873,538 km (0.092 R)
• M15: 5,705,663 km (0.103 R)
• M16: 6,240,625 km (0.09 R)
• M17: 9,670,754 km (0.043 R)
• M18: 11,501,982 km (0.086 R)
• M19: 17,703,861 km (0.099 R)
• M20: 20,015,746 km (0.079 R)
• M21: 21,558,400 km (0.062 R)
• M22: 26,659,238 km (0.054 R)
• M23: 27,642,844 km (0.066 R)
• M24: 27,892,523 km (0.083 R)
• M25: 28,396,369 km (0.108 R)
• M26: 31,683,782 km (0.078 R)
• M27: 36,849,995 km (0.113 R)
• M28: 39,001,810 km (0.058 R)
• M29: 41,889,648 km (0.074 R)
• M30: 53,308,304 km (0.068 R)
• M31: 57,261,278 km (0.081 R)
• M32: 67,084,921 km (0.099 R)
• M33: 69,820,617 km (0.097 R)
• M34: 75,269,869 km (0.118 R)
• M35: 79,727,138 km (0.108 R)
• M36: 84,095,396 km (0.071 R)
• M37: 86,205,175 km (0.084 R)
• M38: 88,079,786 km (0.099 R)
• M39: 91,080,420 km (0.087 R)
• M40: 93,304,940 km (0.096 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 375.1

Radius: 5.9

Gravity: 10.78 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 17.23 AU - 17.23 AU

Year: 25865 Days

Day: 23.9 Hours

Environment

Temp: -199 °C

Axial Tilt: 33.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 73,892,042 km

• M1: 73,453 km (0.117 R)
• M2: 489,634 km (0.109 R)
• M3: 983,307 km (0.105 R)
• M4: 1,608,626 km (0.108 R)
• M5: 2,251,298 km (0.12 R)
• M6: 3,460,348 km (0.06 R)
• M7: 4,622,873 km (0.056 R)
• M8: 5,740,070 km (0.055 R)
• M9: 8,339,632 km (0.087 R)
• M10: 11,001,128 km (0.081 R)
• M11: 12,288,119 km (0.03 R)
• M12: 20,066,460 km (0.095 R)
• M13: 26,049,926 km (0.116 R)
• M14: 30,229,691 km (0.101 R)
• M15: 34,302,044 km (0.093 R)
• M16: 39,594,966 km (0.089 R)
• M17: 40,034,634 km (0.093 R)
• M18: 42,587,821 km (0.065 R)
• M19: 43,203,865 km (0.109 R)
• M20: 44,296,378 km (0.094 R)
• M21: 55,335,056 km (0.085 R)
• M22: 61,385,990 km (0.028 R)
• M23: 69,338,463 km (0.107 R)

Kuiper Belt

Range: 30.3 - 57.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 486 - 11,700 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit