🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.35

Radius: 0.66

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 0.57 AU - 0.91 AU

Year: 242 Days

Day: 45.4 Hours

Environment

Temp: 152 °C

Axial Tilt: 35.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.87

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 0.73 AU - 0.85 AU

Year: 267 Days

Day: 32.3 Hours

Environment

Temp: 149 °C

Axial Tilt: 126.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 2.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.11

Radius: 0.41

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 1.64 AU - 2.44 AU

Year: 1110 Days

Day: 17.2 Hours

Environment

Temp: -76 °C

Axial Tilt: 23.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.79 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 741.6

Radius: 13.6

Gravity: 4.01 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 4.92 AU - 6.14 AU

Year: 4952 Days

Day: 13 Hours

Environment

Temp: -152 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 71,846,379 km

• M1: 174,282 km (0.057 R)
• M2: 878,439 km (0.101 R)
• M3: 2,129,974 km (0.116 R)
• M4: 2,554,384 km (0.047 R)
• M5: 3,370,440 km (0.081 R)
• M6: 4,860,734 km (0.112 R)
• M7: 5,492,187 km (0.115 R)
• M8: 6,302,857 km (0.105 R)
• M9: 7,506,372 km (0.078 R)
• M10: 8,238,355 km (0.096 R)
• M11: 9,138,485 km (0.117 R)
• M12: 10,059,858 km (0.096 R)
• M13: 11,604,606 km (0.084 R)
• M14: 12,483,942 km (0.057 R)
• M15: 14,652,513 km (0.092 R)
• M16: 17,310,269 km (0.118 R)
• M17: 18,654,555 km (0.074 R)
• M18: 22,878,451 km (0.078 R)
• M19: 23,409,524 km (0.104 R)
• M20: 25,535,309 km (0.102 R)
• M21: 26,354,358 km (0.061 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 391.1

Radius: 13.9

Gravity: 2.02 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 7.28 AU - 9.2 AU

Year: 9007 Days

Day: 9.4 Hours

Environment

Temp: -166 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 71,846,379 km

• M1: 172,935 km (0.113 R)
• M2: 1,091,915 km (0.084 R)
• M3: 1,824,346 km (0.06 R)
• M4: 2,295,879 km (0.112 R)
• M5: 3,128,391 km (0.109 R)
• M6: 4,104,068 km (0.087 R)
• M7: 6,082,949 km (0.083 R)
• M8: 7,909,539 km (0.089 R)
• M9: 11,028,654 km (0.095 R)
• M10: 11,626,896 km (0.098 R)
• M11: 12,246,979 km (0.095 R)
• M12: 12,780,296 km (0.068 R)
• M13: 13,384,970 km (0.058 R)
• M14: 14,950,213 km (0.075 R)
• M15: 16,186,190 km (0.043 R)
• M16: 16,634,535 km (0.099 R)
• M17: 18,166,567 km (0.096 R)
• M18: 21,741,059 km (0.073 R)
• M19: 23,245,265 km (0.085 R)
• M20: 28,451,421 km (0.099 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 345.8

Radius: 9.9

Gravity: 3.53 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 9.13 AU - 11.23 AU

Year: 12369 Days

Day: 13.3 Hours

Environment

Temp: -192 °C

Axial Tilt: 34.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 71,846,379 km

• M1: 123,119 km (0.114 R)
• M2: 438,322 km (0.038 R)
• M3: 824,883 km (0.043 R)
• M4: 1,159,832 km (0.049 R)
• M5: 1,560,156 km (0.096 R)
• M6: 1,877,304 km (0.103 R)
• M7: 3,014,846 km (0.091 R)
• M8: 4,503,943 km (0.106 R)
• M9: 5,572,072 km (0.075 R)
• M10: 6,952,112 km (0.056 R)
• M11: 7,340,020 km (0.101 R)
• M12: 7,742,288 km (0.081 R)
• M13: 8,201,853 km (0.071 R)
• M14: 10,126,130 km (0.119 R)
• M15: 11,088,643 km (0.077 R)
• M16: 12,000,442 km (0.117 R)
• M17: 12,616,636 km (0.045 R)
• M18: 13,973,040 km (0.045 R)
• M19: 15,294,288 km (0.097 R)
• M20: 19,146,732 km (0.067 R)
• M21: 21,014,162 km (0.089 R)
• M22: 21,499,308 km (0.055 R)
• M23: 22,157,838 km (0.084 R)
• M24: 31,773,840 km (0.117 R)
• M25: 33,279,094 km (0.091 R)
• M26: 36,315,332 km (0.044 R)
• M27: 38,559,450 km (0.065 R)
• M28: 43,452,646 km (0.094 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 503.8

Radius: 8.6

Gravity: 6.81 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 8.92 AU - 13.3 AU

Year: 14102 Days

Day: 5.1 Hours

Environment

Temp: -182 °C

Axial Tilt: 27.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 71,846,379 km

• M1: 109,506 km (0.052 R)
• M2: 479,461 km (0.069 R)
• M3: 811,718 km (0.099 R)
• M4: 1,106,127 km (0.11 R)
• M5: 1,501,065 km (0.046 R)
• M6: 2,725,823 km (0.071 R)
• M7: 2,993,453 km (0.092 R)
• M8: 3,634,630 km (0.105 R)
• M9: 5,323,889 km (0.084 R)
• M10: 7,058,925 km (0.11 R)
• M11: 7,524,025 km (0.116 R)
• M12: 9,953,046 km (0.062 R)
• M13: 12,493,068 km (0.057 R)
• M14: 12,799,743 km (0.104 R)
• M15: 14,275,227 km (0.067 R)
• M16: 15,647,638 km (0.116 R)
• M17: 17,560,546 km (0.083 R)
• M18: 18,652,760 km (0.09 R)
• M19: 19,053,533 km (0.111 R)
• M20: 22,741,719 km (0.098 R)
• M21: 24,132,829 km (0.069 R)
• M22: 25,481,454 km (0.12 R)
• M23: 25,975,127 km (0.063 R)
• M24: 30,932,053 km (0.11 R)
• M25: 31,268,349 km (0.107 R)
• M26: 34,285,588 km (0.09 R)
• M27: 35,251,841 km (0.09 R)
• M28: 37,111,941 km (0.119 R)
• M29: 37,746,385 km (0.118 R)
• M30: 42,390,950 km (0.095 R)
• M31: 48,299,917 km (0.029 R)
• M32: 52,636,310 km (0.099 R)

Planet 8 - Ice Giant

Semi-Major Axis: 11.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 922.9

Radius: 7.7

Gravity: 15.57 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 9.9 AU - 14.08 AU

Year: 15810 Days

Day: 18 Hours

Environment

Temp: -183 °C

Axial Tilt: 20.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 71,846,379 km

• M1: 95,743 km (0.094 R)
• M2: 362,924 km (0.104 R)
• M3: 661,223 km (0.096 R)
• M4: 1,431,053 km (0.085 R)
• M5: 2,171,862 km (0.102 R)
• M6: 3,642,409 km (0.076 R)
• M7: 3,909,890 km (0.104 R)
• M8: 5,603,787 km (0.12 R)
• M9: 6,988,913 km (0.028 R)
• M10: 11,393,972 km (0.111 R)
• M11: 11,710,671 km (0.107 R)
• M12: 11,968,278 km (0.064 R)
• M13: 13,174,785 km (0.057 R)
• M14: 13,879,092 km (0.104 R)
• M15: 14,240,521 km (0.079 R)
• M16: 16,462,049 km (0.064 R)
• M17: 17,528,981 km (0.038 R)
• M18: 18,294,324 km (0.113 R)
• M19: 19,619,013 km (0.083 R)
• M20: 23,157,750 km (0.093 R)
• M21: 24,391,185 km (0.118 R)
• M22: 28,122,904 km (0.118 R)
• M23: 29,764,142 km (0.112 R)
• M24: 30,003,798 km (0.088 R)
• M25: 32,597,675 km (0.103 R)
• M26: 38,794,617 km (0.077 R)
• M27: 44,159,646 km (0.113 R)
• M28: 50,677,775 km (0.063 R)
• M29: 51,534,970 km (0.103 R)
• M30: 53,986,880 km (0.106 R)
• M31: 55,603,584 km (0.059 R)
• M32: 58,369,200 km (0.09 R)
• M33: 59,311,068 km (0.035 R)
• M34: 60,839,210 km (0.108 R)
• M35: 66,394,078 km (0.043 R)
• M36: 68,457,182 km (0.12 R)
• M37: 69,084,297 km (0.079 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 385 - 16,868 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit