🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.5

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 0.43 AU - 0.65 AU

Year: 144 Days

Day: 26.7 Hours

Environment

Temp: 199 °C

Axial Tilt: 26.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 68,644,974 km

• M1: 39,045 km (0.048 R)
• M2: 166,802 km (0.109 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.94

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 1.89 AU - 1.99 AU

Year: 982 Days

Day: 40.1 Hours

Environment

Temp: -59 °C

Axial Tilt: 7.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.31 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.03

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 3.05 AU - 3.57 AU

Year: 2189 Days

Day: 41.7 Hours

Environment

Temp: -114 °C

Axial Tilt: 16.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.62 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 3.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.49

Radius: 1.82

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 3.05 AU - 4.81 AU

Year: 2832 Days

Day: 37.4 Hours

Environment

Temp: -129 °C

Axial Tilt: 36.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 68,644,974 km

• M1: 83,176 km (0.104 R)
• M2: 1,741,768 km (0.116 R)

Asteroid Belt

Center: 4.43 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 314.6

Radius: 10

Gravity: 3.15 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 4.13 AU - 5.71 AU

Year: 3966 Days

Day: 13.3 Hours

Environment

Temp: -128 °C

Axial Tilt: 38 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 68,644,974 km

• M1: 124,465 km (0.109 R)
• M2: 441,912 km (0.117 R)
• M3: 876,943 km (0.117 R)
• M4: 1,319,453 km (0.101 R)
• M5: 1,757,326 km (0.08 R)
• M6: 2,574,579 km (0.092 R)
• M7: 3,028,160 km (0.081 R)
• M8: 3,425,193 km (0.107 R)
• M9: 3,915,724 km (0.087 R)
• M10: 4,875,544 km (0.111 R)
• M11: 5,374,004 km (0.066 R)
• M12: 5,699,380 km (0.115 R)
• M13: 6,362,547 km (0.119 R)
• M14: 9,217,024 km (0.106 R)
• M15: 10,092,770 km (0.076 R)
• M16: 11,224,029 km (0.092 R)
• M17: 13,009,180 km (0.075 R)
• M18: 13,644,373 km (0.081 R)
• M19: 14,157,643 km (0.073 R)
• M20: 15,623,403 km (0.096 R)
• M21: 16,973,524 km (0.069 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 847.8

Radius: 14.1

Gravity: 4.26 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 4.48 AU - 6.76 AU

Year: 4842 Days

Day: 7.2 Hours

Environment

Temp: -135 °C

Axial Tilt: 14.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 68,644,974 km

• M1: 177,872 km (0.102 R)
• M2: 686,355 km (0.078 R)
• M3: 1,268,740 km (0.108 R)
• M4: 2,033,035 km (0.118 R)
• M5: 3,665,447 km (0.081 R)
• M6: 4,120,225 km (0.091 R)
• M7: 4,741,953 km (0.1 R)
• M8: 5,227,997 km (0.104 R)
• M9: 6,081,453 km (0.043 R)
• M10: 6,656,806 km (0.105 R)
• M11: 7,660,309 km (0.089 R)
• M12: 8,370,898 km (0.073 R)
• M13: 8,882,224 km (0.116 R)
• M14: 10,230,250 km (0.11 R)
• M15: 10,861,404 km (0.119 R)
• M16: 13,649,459 km (0.052 R)
• M17: 14,695,448 km (0.078 R)
• M18: 16,884,812 km (0.036 R)
• M19: 20,885,209 km (0.117 R)
• M20: 21,976,226 km (0.051 R)
• M21: 24,035,441 km (0.043 R)
• M22: 25,152,488 km (0.111 R)
• M23: 28,534,896 km (0.068 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 594.8

Radius: 13.2

Gravity: 3.41 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 6.85 AU - 9.41 AU

Year: 8425 Days

Day: 10.4 Hours

Environment

Temp: -160 °C

Axial Tilt: 18.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 68,644,974 km

• M1: 164,109 km (0.111 R)
• M2: 596,746 km (0.048 R)
• M3: 1,009,038 km (0.032 R)
• M4: 1,470,697 km (0.116 R)
• M5: 2,306,650 km (0.085 R)
• M6: 2,725,524 km (0.107 R)
• M7: 3,282,925 km (0.077 R)
• M8: 4,067,267 km (0.077 R)
• M9: 5,876,653 km (0.114 R)
• M10: 6,385,436 km (0.051 R)
• M11: 10,419,940 km (0.116 R)
• M12: 18,069,179 km (0.103 R)
• M13: 18,711,851 km (0.062 R)
• M14: 19,222,429 km (0.105 R)
• M15: 20,347,554 km (0.113 R)
• M16: 20,809,812 km (0.056 R)
• M17: 26,276,866 km (0.084 R)
• M18: 31,083,595 km (0.035 R)
• M19: 32,007,063 km (0.091 R)
• M20: 40,548,353 km (0.108 R)

Planet 8 - Gas Giant

Semi-Major Axis: 12.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 753.3

Radius: 13.2

Gravity: 4.32 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 10.07 AU - 13.99 AU

Year: 15164 Days

Day: 13.6 Hours

Environment

Temp: -174 °C

Axial Tilt: 22.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 68,644,974 km

• M1: 168,597 km (0.073 R)
• M2: 647,160 km (0.07 R)
• M3: 1,181,973 km (0.084 R)
• M4: 1,836,463 km (0.105 R)
• M5: 2,462,830 km (0.046 R)
• M6: 3,005,272 km (0.051 R)
• M7: 4,240,052 km (0.086 R)
• M8: 4,653,691 km (0.091 R)
• M9: 5,750,991 km (0.108 R)
• M10: 7,323,265 km (0.075 R)
• M11: 9,113,652 km (0.071 R)
• M12: 12,612,746 km (0.066 R)
• M13: 13,542,646 km (0.079 R)
• M14: 14,949,764 km (0.043 R)
• M15: 17,888,764 km (0.08 R)
• M16: 18,637,651 km (0.063 R)
• M17: 20,109,095 km (0.092 R)
• M18: 21,563,486 km (0.069 R)
• M19: 28,985,635 km (0.089 R)
• M20: 30,957,933 km (0.081 R)
• M21: 37,410,688 km (0.064 R)
• M22: 38,635,445 km (0.089 R)
• M23: 44,253,593 km (0.11 R)
• M24: 45,163,747 km (0.076 R)
• M25: 51,219,917 km (0.08 R)
• M26: 52,223,121 km (0.115 R)
• M27: 57,616,423 km (0.083 R)
• M28: 62,038,686 km (0.097 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 630.4

Radius: 6

Gravity: 17.51 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 13.45 AU - 13.73 AU

Year: 18208 Days

Day: 23.3 Hours

Environment

Temp: -191 °C

Axial Tilt: 15.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 68,644,974 km

• M1: 74,649 km (0.105 R)
• M2: 281,992 km (0.078 R)
• M3: 500,255 km (0.105 R)
• M4: 1,172,847 km (0.112 R)
• M5: 1,949,709 km (0.085 R)
• M6: 2,183,830 km (0.086 R)
• M7: 4,130,996 km (0.077 R)
• M8: 5,870,071 km (0.066 R)
• M9: 6,530,246 km (0.108 R)
• M10: 7,564,416 km (0.034 R)
• M11: 9,952,447 km (0.087 R)
• M12: 10,296,971 km (0.111 R)
• M13: 11,070,691 km (0.093 R)
• M14: 12,600,030 km (0.102 R)
• M15: 13,345,925 km (0.078 R)
• M16: 13,906,618 km (0.058 R)
• M17: 14,703,077 km (0.06 R)
• M18: 16,307,365 km (0.073 R)
• M19: 17,856,151 km (0.106 R)
• M20: 20,130,937 km (0.091 R)
• M21: 20,405,299 km (0.034 R)
• M22: 20,868,005 km (0.099 R)
• M23: 25,565,678 km (0.065 R)
• M24: 27,201,530 km (0.079 R)
• M25: 32,526,018 km (0.078 R)
• M26: 34,968,502 km (0.093 R)
• M27: 39,926,774 km (0.106 R)
• M28: 43,480,322 km (0.099 R)
• M29: 45,333,690 km (0.074 R)
• M30: 52,062,901 km (0.115 R)
• M31: 66,847,360 km (0.117 R)
• M32: 69,312,583 km (0.11 R)

Planet 10 - Ice Giant

Semi-Major Axis: 19.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 214.2

Radius: 5.5

Gravity: 7.08 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 18.5 AU - 19.96 AU

Year: 30648 Days

Day: 23.1 Hours

Environment

Temp: -195 °C

Axial Tilt: 37.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 68,644,974 km

• M1: 68,366 km (0.066 R)
• M2: 495,618 km (0.05 R)
• M3: 1,525,898 km (0.101 R)
• M4: 1,828,984 km (0.097 R)
• M5: 2,933,614 km (0.101 R)
• M6: 4,073,999 km (0.096 R)
• M7: 4,359,282 km (0.118 R)
• M8: 4,969,791 km (0.103 R)
• M9: 5,185,511 km (0.097 R)
• M10: 6,570,787 km (0.093 R)
• M11: 7,417,810 km (0.07 R)
• M12: 8,185,846 km (0.058 R)
• M13: 8,743,696 km (0.106 R)
• M14: 9,058,600 km (0.11 R)
• M15: 11,353,880 km (0.091 R)
• M16: 14,880,949 km (0.065 R)
• M17: 15,557,580 km (0.095 R)
• M18: 18,728,008 km (0.038 R)
• M19: 20,509,569 km (0.095 R)
• M20: 23,590,238 km (0.046 R)
• M21: 23,792,345 km (0.061 R)
• M22: 24,612,739 km (0.119 R)
• M23: 31,743,172 km (0.063 R)
• M24: 33,495,562 km (0.108 R)
• M25: 34,265,991 km (0.117 R)
• M26: 37,603,370 km (0.086 R)
• M27: 42,481,008 km (0.115 R)
• M28: 46,960,866 km (0.043 R)
• M29: 53,120,708 km (0.104 R)
• M30: 53,642,505 km (0.082 R)
• M31: 57,391,278 km (0.094 R)
• M32: 62,270,114 km (0.115 R)
• M33: 64,612,068 km (0.06 R)
• M34: 66,205,734 km (0.071 R)
• M35: 66,608,153 km (0.039 R)
• M36: 67,012,217 km (0.06 R)

Kuiper Belt

Range: 30.2 - 58.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 445 - 18,390 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit