🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.86

Radius: 1.52

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 0.57 AU - 0.59 AU

Year: 155 Days

Day: 27.5 Hours

Environment

Temp: 210 °C

Axial Tilt: 9.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 48,117,192 km

• M1: 241,002 km (0.074 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.89 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.31

Radius: 1.79

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 0.83 AU - 0.95 AU

Year: 294 Days

Day: 13.6 Hours

Environment

Temp: 115 °C

Axial Tilt: 2.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.91

Radius: 1.3

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 0.98 AU - 1.48 AU

Year: 477 Days

Day: 33.7 Hours

Environment

Temp: 12 °C

Axial Tilt: 44.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.47

Radius: 1.44

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 1.54 AU - 1.78 AU

Year: 748 Days

Day: 15.1 Hours

Environment

Temp: -21 °C

Axial Tilt: 9.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.11 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.84

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 2.91 AU - 3.31 AU

Year: 1919 Days

Day: 45.7 Hours

Environment

Temp: -90 °C

Axial Tilt: 5.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.12

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 2.65 AU - 3.65 AU

Year: 1956 Days

Day: 39.3 Hours

Environment

Temp: -93 °C

Axial Tilt: 13.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 3.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.85

Radius: 1.71

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 3.35 AU - 4.35 AU

Year: 2643 Days

Day: 45.6 Hours

Environment

Temp: -116 °C

Axial Tilt: 28.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Terrestrial

Semi-Major Axis: 4.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.94

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 4.42 AU - 4.76 AU

Year: 3440 Days

Day: 22.7 Hours

Environment

Temp: -124 °C

Axial Tilt: 15.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 9 - Gas Giant

Semi-Major Axis: 5.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 343.8

Radius: 10.2

Gravity: 3.3 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 5.24 AU - 6 AU

Year: 4661 Days

Day: 11.3 Hours

Environment

Temp: -143 °C

Axial Tilt: 12 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (62)

Outer Limit: 48,117,192 km

• M1: 146,307 km (0.103 R)
• M2: 233,522 km (0.098 R)
• M3: 428,598 km (0.1 R)
• M4: 681,269 km (0.109 R)
• M5: 1,014,872 km (0.082 R)
• M6: 1,181,973 km (0.094 R)
• M7: 1,332,618 km (0.083 R)
• M8: 2,179,043 km (0.072 R)
• M9: 2,318,318 km (0.086 R)
• M10: 2,573,532 km (0.092 R)
• M11: 2,990,461 km (0.037 R)
• M12: 3,251,061 km (0.078 R)
• M13: 3,537,092 km (0.105 R)
• M14: 3,646,598 km (0.08 R)
• M15: 3,794,251 km (0.085 R)
• M16: 3,906,300 km (0.093 R)
• M17: 4,701,412 km (0.096 R)
• M18: 5,503,406 km (0.048 R)
• M19: 5,694,593 km (0.117 R)
• M20: 6,127,230 km (0.066 R)
• M21: 6,458,738 km (0.115 R)
• M22: 6,932,515 km (0.098 R)
• M23: 7,001,180 km (0.104 R)
• M24: 7,208,523 km (0.1 R)
• M25: 8,567,769 km (0.118 R)
• M26: 8,715,422 km (0.101 R)
• M27: 8,789,473 km (0.059 R)
• M28: 8,988,289 km (0.108 R)
• M29: 9,440,972 km (0.112 R)
• M30: 9,517,117 km (0.096 R)
• M31: 9,823,943 km (0.056 R)
• M32: 10,030,238 km (0.103 R)
• M33: 10,185,820 km (0.06 R)
• M34: 10,710,609 km (0.111 R)
• M35: 11,029,701 km (0.109 R)
• M36: 11,136,813 km (0.115 R)
• M37: 11,895,873 km (0.032 R)
• M38: 12,226,335 km (0.067 R)
• M39: 12,309,511 km (0.116 R)
• M40: 13,837,205 km (0.069 R)
• M41: 14,184,721 km (0.055 R)
• M42: 14,593,871 km (0.115 R)
• M43: 15,155,461 km (0.097 R)
• M44: 15,334,231 km (0.035 R)
• M45: 15,693,864 km (0.079 R)
• M46: 16,026,121 km (0.1 R)
• M47: 16,360,622 km (0.069 R)
• M48: 16,574,696 km (0.087 R)
• M49: 16,882,120 km (0.104 R)
• M50: 17,315,654 km (0.116 R)
• M51: 17,627,566 km (0.036 R)
• M52: 17,941,422 km (0.037 R)
• M53: 18,035,968 km (0.086 R)
• M54: 19,086,444 km (0.097 R)
• M55: 19,247,262 km (0.117 R)
• M56: 19,538,080 km (0.116 R)
• M57: 19,732,707 km (0.103 R)
• M58: 20,156,668 km (0.092 R)
• M59: 20,914,082 km (0.114 R)
• M60: 21,580,390 km (0.1 R)
• M61: 21,714,430 km (0.114 R)
• M62: 21,983,407 km (0.094 R)

Planet 10 - Gas Giant

Semi-Major Axis: 11.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 368.4

Radius: 9.3

Gravity: 4.26 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 9.3 AU - 13.78 AU

Year: 13715 Days

Day: 6.6 Hours

Environment

Temp: -176 °C

Axial Tilt: 0.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (93)

Outer Limit: 48,117,192 km

• M1: 143,764 km (0.079 R)
• M2: 241,301 km (0.085 R)
• M3: 340,485 km (0.119 R)
• M4: 589,266 km (0.074 R)
• M5: 734,825 km (0.105 R)
• M6: 1,347,428 km (0.057 R)
• M7: 1,795,773 km (0.089 R)
• M8: 3,659,912 km (0.071 R)
• M9: 3,873,388 km (0.119 R)
• M10: 4,154,034 km (0.095 R)
• M11: 4,217,314 km (0.106 R)
• M12: 4,344,771 km (0.034 R)
• M13: 5,170,551 km (0.097 R)
• M14: 5,307,134 km (0.094 R)
• M15: 5,689,057 km (0.095 R)
• M16: 6,115,860 km (0.089 R)
• M17: 6,187,966 km (0.096 R)
• M18: 6,369,578 km (0.088 R)
• M19: 6,442,731 km (0.102 R)
• M20: 6,552,985 km (0.067 R)
• M21: 6,663,837 km (0.108 R)
• M22: 6,887,486 km (0.103 R)
• M23: 7,419,007 km (0.05 R)
• M24: 7,885,154 km (0.047 R)
• M25: 8,003,187 km (0.076 R)
• M26: 8,927,403 km (0.096 R)
• M27: 10,440,884 km (0.109 R)
• M28: 10,787,802 km (0.104 R)
• M29: 12,168,291 km (0.12 R)
• M30: 12,671,388 km (0.12 R)
• M31: 13,650,656 km (0.061 R)
• M32: 14,702,479 km (0.054 R)
• M33: 15,238,189 km (0.042 R)
• M34: 16,328,757 km (0.089 R)
• M35: 16,782,188 km (0.077 R)
• M36: 18,584,394 km (0.059 R)
• M37: 18,846,938 km (0.038 R)
• M38: 19,004,913 km (0.04 R)
• M39: 19,375,467 km (0.054 R)
• M40: 19,481,832 km (0.073 R)
• M41: 19,695,008 km (0.079 R)
• M42: 20,070,050 km (0.05 R)
• M43: 20,718,258 km (0.043 R)
• M44: 21,045,129 km (0.085 R)
• M45: 21,428,399 km (0.12 R)
• M46: 22,035,467 km (0.092 R)
• M47: 22,201,970 km (0.107 R)
• M48: 22,369,070 km (0.109 R)
• M49: 22,928,566 km (0.1 R)
• M50: 23,041,064 km (0.098 R)
• M51: 23,153,711 km (0.078 R)
• M52: 23,492,850 km (0.059 R)
• M53: 23,947,478 km (0.037 R)
• M54: 25,795,011 km (0.038 R)
• M55: 25,970,490 km (0.071 R)
• M56: 26,617,650 km (0.118 R)
• M57: 26,735,832 km (0.111 R)
• M58: 27,032,186 km (0.114 R)
• M59: 28,047,806 km (0.101 R)
• M60: 28,107,944 km (0.085 R)
• M61: 28,590,547 km (0.105 R)
• M62: 28,954,369 km (0.099 R)
• M63: 29,258,651 km (0.086 R)
• M64: 29,380,723 km (0.114 R)
• M65: 31,356,013 km (0.082 R)
• M66: 31,543,309 km (0.115 R)
• M67: 32,044,761 km (0.045 R)
• M68: 32,107,742 km (0.051 R)
• M69: 32,928,735 km (0.116 R)
• M70: 33,055,744 km (0.083 R)
• M71: 33,501,246 km (0.105 R)
• M72: 35,498,378 km (0.092 R)
• M73: 36,216,149 km (0.102 R)
• M74: 36,347,196 km (0.081 R)
• M75: 36,412,720 km (0.099 R)
• M76: 38,532,073 km (0.12 R)
• M77: 39,269,740 km (0.056 R)
• M78: 39,809,190 km (0.114 R)
• M79: 39,876,659 km (0.118 R)
• M80: 40,418,951 km (0.077 R)
• M81: 40,963,487 km (0.115 R)
• M82: 41,510,567 km (0.07 R)
• M83: 42,335,749 km (0.073 R)
• M84: 43,722,970 km (0.091 R)
• M85: 44,492,352 km (0.07 R)
• M86: 44,913,769 km (0.082 R)
• M87: 45,266,072 km (0.072 R)
• M88: 45,619,272 km (0.11 R)
• M89: 45,760,792 km (0.095 R)
• M90: 45,831,701 km (0.061 R)
• M91: 45,973,370 km (0.094 R)
• M92: 47,327,381 km (0.101 R)
• M93: 47,614,010 km (0.062 R)

Kuiper Belt

Range: 31.4 - 49.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 388 - 20,298 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit