🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.5

Radius: 1.18

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 0.52 AU - 0.6 AU

Year: 154 Days

Day: 21.2 Hours

Environment

Temp: 187 °C

Axial Tilt: 31.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.5

Radius: 1.44

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 0.78 AU - 0.9 AU

Year: 283 Days

Day: 21.7 Hours

Environment

Temp: 152 °C

Axial Tilt: 34.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 50,475,436 km

• M1: 618,438 km (0.108 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.05

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 1.17 AU - 1.29 AU

Year: 501 Days

Day: 12.9 Hours

Environment

Temp: -3 °C

Axial Tilt: 2.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 50,475,436 km

• M1: 1,048,831 km (0.08 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.2

Radius: 1.59

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 1.63 AU - 1.71 AU

Year: 792 Days

Day: 24.1 Hours

Environment

Temp: -42 °C

Axial Tilt: 37.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.07 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.97

Radius: 0.99

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 1.67 AU - 2.47 AU

Year: 1093 Days

Day: 38.8 Hours

Environment

Temp: -65 °C

Axial Tilt: 6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 50,475,436 km

• M1: 987,795 km (0.114 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.48

Radius: 1.65

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 3.06 AU - 3.7 AU

Year: 2281 Days

Day: 25.4 Hours

Environment

Temp: -111 °C

Axial Tilt: 25.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 50,475,436 km

• M1: 772,673 km (0.1 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 533.9

Radius: 12.5

Gravity: 3.42 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 6.86 AU - 11.1 AU

Year: 9878 Days

Day: 11 Hours

Environment

Temp: -176 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (85)

Outer Limit: 50,475,436 km

• M1: 252,072 km (0.105 R)
• M2: 504,294 km (0.096 R)
• M3: 642,822 km (0.032 R)
• M4: 1,160,580 km (0.106 R)
• M5: 1,254,977 km (0.079 R)
• M6: 1,352,215 km (0.1 R)
• M7: 1,554,920 km (0.075 R)
• M8: 2,013,288 km (0.111 R)
• M9: 2,222,576 km (0.088 R)
• M10: 2,463,727 km (0.077 R)
• M11: 2,637,859 km (0.109 R)
• M12: 2,790,299 km (0.064 R)
• M13: 3,457,207 km (0.119 R)
• M14: 3,568,508 km (0.11 R)
• M15: 3,766,276 km (0.086 R)
• M16: 4,143,113 km (0.08 R)
• M17: 4,291,365 km (0.101 R)
• M18: 4,684,957 km (0.081 R)
• M19: 4,933,139 km (0.115 R)
• M20: 5,027,386 km (0.095 R)
• M21: 5,217,525 km (0.064 R)
• M22: 5,474,983 km (0.086 R)
• M23: 5,902,085 km (0.041 R)
• M24: 6,204,272 km (0.072 R)
• M25: 7,283,621 km (0.103 R)
• M26: 7,753,508 km (0.119 R)
• M27: 7,900,114 km (0.103 R)
• M28: 8,158,769 km (0.061 R)
• M29: 8,646,757 km (0.077 R)
• M30: 9,416,139 km (0.096 R)
• M31: 9,967,706 km (0.094 R)
• M32: 10,127,327 km (0.094 R)
• M33: 10,692,508 km (0.057 R)
• M34: 11,685,090 km (0.082 R)
• M35: 12,192,376 km (0.061 R)
• M36: 12,363,217 km (0.034 R)
• M37: 12,706,993 km (0.061 R)
• M38: 15,155,461 km (0.097 R)
• M39: 15,662,299 km (0.096 R)
• M40: 15,894,624 km (0.089 R)
• M41: 15,987,824 km (0.111 R)
• M42: 16,315,593 km (0.099 R)
• M43: 16,787,574 km (0.109 R)
• M44: 17,455,977 km (0.032 R)
• M45: 18,328,133 km (0.067 R)
• M46: 18,425,970 km (0.114 R)
• M47: 19,115,317 km (0.115 R)
• M48: 19,214,500 km (0.101 R)
• M49: 19,313,983 km (0.087 R)
• M50: 19,413,465 km (0.064 R)
• M51: 19,713,110 km (0.033 R)
• M52: 20,722,746 km (0.055 R)
• M53: 21,131,447 km (0.114 R)
• M54: 21,233,922 km (0.041 R)
• M55: 21,388,157 km (0.087 R)
• M56: 21,594,303 km (0.077 R)
• M57: 22,112,510 km (0.102 R)
• M58: 22,425,469 km (0.105 R)
• M59: 22,844,941 km (0.113 R)
• M60: 24,441,151 km (0.076 R)
• M61: 25,144,111 km (0.116 R)
• M62: 25,361,626 km (0.094 R)
• M63: 26,791,333 km (0.034 R)
• M64: 28,021,476 km (0.089 R)
• M65: 28,247,070 km (0.114 R)
• M66: 28,416,714 km (0.069 R)
• M67: 28,870,743 km (0.036 R)
• M68: 30,016,214 km (0.088 R)
• M69: 31,059,809 km (0.043 R)
• M70: 31,176,495 km (0.117 R)
• M71: 31,997,489 km (0.077 R)
• M72: 32,706,732 km (0.106 R)
• M73: 34,382,079 km (0.113 R)
• M74: 35,351,772 km (0.085 R)
• M75: 35,534,581 km (0.025 R)
• M76: 35,717,838 km (0.111 R)
• M77: 36,023,766 km (0.115 R)
• M78: 37,318,236 km (0.086 R)
• M79: 37,690,884 km (0.071 R)
• M80: 38,064,879 km (0.098 R)
• M81: 40,525,016 km (0.12 R)
• M82: 40,972,014 km (0.11 R)
• M83: 41,935,425 km (0.105 R)
• M84: 42,193,631 km (0.105 R)
• M85: 42,971,240 km (0.084 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 373.3

Radius: 13.6

Gravity: 2.02 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 7.57 AU - 11.91 AU

Year: 11159 Days

Day: 11.5 Hours

Environment

Temp: -168 °C

Axial Tilt: 44.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (69)

Outer Limit: 50,475,436 km

• M1: 199,115 km (0.067 R)
• M2: 344,973 km (0.118 R)
• M3: 479,910 km (0.068 R)
• M4: 725,101 km (0.099 R)
• M5: 864,376 km (0.086 R)
• M6: 1,282,951 km (0.119 R)
• M7: 1,596,508 km (0.062 R)
• M8: 1,783,955 km (0.115 R)
• M9: 2,929,874 km (0.089 R)
• M10: 3,109,691 km (0.081 R)
• M11: 3,753,859 km (0.066 R)
• M12: 4,148,798 km (0.039 R)
• M13: 4,293,160 km (0.072 R)
• M14: 4,586,970 km (0.049 R)
• M15: 4,676,429 km (0.073 R)
• M16: 4,887,362 km (0.117 R)
• M17: 5,225,454 km (0.036 R)
• M18: 5,539,460 km (0.039 R)
• M19: 6,054,824 km (0.069 R)
• M20: 6,418,048 km (0.105 R)
• M21: 7,375,025 km (0.068 R)
• M22: 9,117,691 km (0.059 R)
• M23: 10,425,924 km (0.096 R)
• M24: 10,663,037 km (0.117 R)
• M25: 10,901,795 km (0.088 R)
• M26: 11,303,765 km (0.088 R)
• M27: 11,425,238 km (0.111 R)
• M28: 12,122,215 km (0.093 R)
• M29: 12,371,594 km (0.102 R)
• M30: 12,538,695 km (0.078 R)
• M31: 12,790,917 km (0.104 R)
• M32: 13,129,756 km (0.1 R)
• M33: 13,902,878 km (0.109 R)
• M34: 14,823,653 km (0.097 R)
• M35: 15,179,696 km (0.094 R)
• M36: 15,583,461 km (0.025 R)
• M37: 15,809,353 km (0.095 R)
• M38: 15,990,965 km (0.117 R)
• M39: 16,631,693 km (0.111 R)
• M40: 18,080,249 km (0.097 R)
• M41: 18,412,955 km (0.078 R)
• M42: 18,988,159 km (0.119 R)
• M43: 19,229,460 km (0.091 R)
• M44: 20,155,920 km (0.076 R)
• M45: 20,402,158 km (0.115 R)
• M46: 20,798,293 km (0.116 R)
• M47: 21,648,457 km (0.048 R)
• M48: 22,407,966 km (0.112 R)
• M49: 23,693,161 km (0.108 R)
• M50: 23,901,102 km (0.031 R)
• M51: 24,214,061 km (0.106 R)
• M52: 26,281,204 km (0.046 R)
• M53: 26,550,331 km (0.036 R)
• M54: 26,766,201 km (0.115 R)
• M55: 28,349,245 km (0.071 R)
• M56: 29,458,663 km (0.1 R)
• M57: 29,570,263 km (0.078 R)
• M58: 31,092,272 km (0.108 R)
• M59: 32,063,760 km (0.046 R)
• M60: 32,466,627 km (0.094 R)
• M61: 32,755,351 km (0.118 R)
• M62: 33,685,252 km (0.098 R)
• M63: 34,741,712 km (0.116 R)
• M64: 35,333,371 km (0.073 R)
• M65: 36,706,830 km (0.086 R)
• M66: 37,007,671 km (0.052 R)
• M67: 37,188,684 km (0.077 R)
• M68: 38,769,036 km (0.086 R)
• M69: 39,505,806 km (0.106 R)

Planet 9 - Ice Giant

Semi-Major Axis: 12.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 313.6

Radius: 5

Gravity: 12.54 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 10.96 AU - 13.78 AU

Year: 15971 Days

Day: 16.2 Hours

Environment

Temp: -190 °C

Axial Tilt: 23 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (67)

Outer Limit: 50,475,436 km

• M1: 105,167 km (0.093 R)
• M2: 249,679 km (0.067 R)
• M3: 311,164 km (0.096 R)
• M4: 511,625 km (0.119 R)
• M5: 712,385 km (0.037 R)
• M6: 1,036,115 km (0.107 R)
• M7: 1,181,524 km (0.085 R)
• M8: 1,423,274 km (0.098 R)
• M9: 1,491,940 km (0.063 R)
• M10: 2,079,710 km (0.087 R)
• M11: 2,236,937 km (0.117 R)
• M12: 2,343,899 km (0.077 R)
• M13: 2,425,131 km (0.12 R)
• M14: 3,410,383 km (0.12 R)
• M15: 3,627,000 km (0.11 R)
• M16: 3,721,247 km (0.112 R)
• M17: 5,122,979 km (0.118 R)
• M18: 5,406,766 km (0.1 R)
• M19: 5,586,732 km (0.036 R)
• M20: 6,175,699 km (0.048 R)
• M21: 7,611,689 km (0.066 R)
• M22: 7,935,269 km (0.065 R)
• M23: 8,595,744 km (0.028 R)
• M24: 8,974,975 km (0.109 R)
• M25: 10,277,972 km (0.068 R)
• M26: 11,179,150 km (0.102 R)
• M27: 11,408,334 km (0.098 R)
• M28: 12,152,134 km (0.106 R)
• M29: 13,539,954 km (0.062 R)
• M30: 13,735,179 km (0.119 R)
• M31: 14,826,196 km (0.069 R)
• M32: 15,585,705 km (0.072 R)
• M33: 15,893,128 km (0.057 R)
• M34: 16,306,168 km (0.114 R)
• M35: 16,409,989 km (0.101 R)
• M36: 17,300,994 km (0.039 R)
• M37: 19,239,333 km (0.103 R)
• M38: 19,458,943 km (0.103 R)
• M39: 20,737,556 km (0.079 R)
• M40: 22,561,154 km (0.109 R)
• M41: 22,850,776 km (0.109 R)
• M42: 24,852,245 km (0.048 R)
• M43: 24,911,935 km (0.113 R)
• M44: 25,752,825 km (0.11 R)
• M45: 27,277,526 km (0.114 R)
• M46: 28,144,147 km (0.056 R)
• M47: 29,208,535 km (0.118 R)
• M48: 30,477,425 km (0.093 R)
• M49: 30,669,359 km (0.077 R)
• M50: 31,699,639 km (0.087 R)
• M51: 32,218,893 km (0.113 R)
• M52: 33,992,376 km (0.112 R)
• M53: 34,991,241 km (0.043 R)
• M54: 36,609,441 km (0.091 R)
• M55: 38,458,920 km (0.06 R)
• M56: 38,597,148 km (0.088 R)
• M57: 39,012,731 km (0.07 R)
• M58: 39,499,373 km (0.072 R)
• M59: 41,537,195 km (0.088 R)
• M60: 41,820,982 km (0.081 R)
• M61: 42,962,414 km (0.103 R)
• M62: 43,393,106 km (0.12 R)
• M63: 45,640,964 km (0.118 R)
• M64: 46,447,596 km (0.068 R)
• M65: 47,037,310 km (0.103 R)
• M66: 48,223,921 km (0.103 R)
• M67: 49,195,409 km (0.051 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: 190 - 18,969 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit