🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.4

Radius: 1.42

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 0.66 AU - 0.68 AU

Year: 192 Days

Day: 40.5 Hours

Environment

Temp: 230 °C

Axial Tilt: 32.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 41,499,603 km

• M1: 148,551 km (0.113 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.78

Radius: 0.91

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 0.79 AU - 1.25 AU

Year: 360 Days

Day: 35.4 Hours

Environment

Temp: 93 °C

Axial Tilt: 25.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.06

Radius: 1.34

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 0.85 AU - 1.21 AU

Year: 366 Days

Day: 35.1 Hours

Environment

Temp: 147 °C

Axial Tilt: 29.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.04 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.84

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 0.8 AU - 1.28 AU

Year: 371 Days

Day: 31.6 Hours

Environment

Temp: 98 °C

Axial Tilt: 32.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 41,499,603 km

• M1: 88,712 km (0.097 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.08

Radius: 1.34

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 3.84 AU - 3.98 AU

Year: 2705 Days

Day: 35.1 Hours

Environment

Temp: -116 °C

Axial Tilt: 10.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 6.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 248.6

Radius: 14.2

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 5.95 AU - 6.85 AU

Year: 5664 Days

Day: 8.7 Hours

Environment

Temp: -136 °C

Axial Tilt: 35.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (55)

Outer Limit: 41,499,603 km

• M1: 190,139 km (0.064 R)
• M2: 297,251 km (0.109 R)
• M3: 616,044 km (0.111 R)
• M4: 814,261 km (0.11 R)
• M5: 1,070,672 km (0.076 R)
• M6: 1,341,743 km (0.072 R)
• M7: 1,472,492 km (0.1 R)
• M8: 2,348,537 km (0.053 R)
• M9: 2,573,682 km (0.073 R)
• M10: 3,045,513 km (0.057 R)
• M11: 3,618,324 km (0.095 R)
• M12: 3,841,973 km (0.048 R)
• M13: 4,303,033 km (0.102 R)
• M14: 4,500,502 km (0.115 R)
• M15: 5,090,068 km (0.087 R)
• M16: 5,320,149 km (0.062 R)
• M17: 5,575,213 km (0.045 R)
• M18: 5,747,550 km (0.066 R)
• M19: 6,186,022 km (0.108 R)
• M20: 6,454,400 km (0.072 R)
• M21: 6,841,260 km (0.072 R)
• M22: 7,026,014 km (0.065 R)
• M23: 7,142,251 km (0.1 R)
• M24: 7,685,441 km (0.084 R)
• M25: 7,925,845 km (0.12 R)
• M26: 8,513,016 km (0.058 R)
• M27: 8,612,349 km (0.107 R)
• M28: 8,912,443 km (0.063 R)
• M29: 9,139,682 km (0.104 R)
• M30: 9,626,025 km (0.108 R)
• M31: 10,918,849 km (0.117 R)
• M32: 11,380,209 km (0.098 R)
• M33: 11,682,098 km (0.075 R)
• M34: 12,916,280 km (0.084 R)
• M35: 13,145,165 km (0.056 R)
• M36: 13,577,802 km (0.052 R)
• M37: 13,868,919 km (0.1 R)
• M38: 14,162,131 km (0.063 R)
• M39: 14,457,437 km (0.047 R)
• M40: 14,874,217 km (0.056 R)
• M41: 15,385,692 km (0.113 R)
• M42: 17,678,728 km (0.093 R)
• M43: 18,028,638 km (0.078 R)
• M44: 18,541,758 km (0.068 R)
• M45: 18,832,577 km (0.065 R)
• M46: 18,962,278 km (0.092 R)
• M47: 19,944,538 km (0.098 R)
• M48: 20,675,323 km (0.055 R)
• M49: 21,279,848 km (0.11 R)
• M50: 21,652,197 km (0.038 R)
• M51: 21,958,424 km (0.084 R)
• M52: 22,334,663 km (0.114 R)
• M53: 22,644,031 km (0.09 R)
• M54: 22,851,075 km (0.09 R)
• M55: 23,058,866 km (0.062 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 255.1

Radius: 9.3

Gravity: 2.95 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 11.12 AU - 11.39 AU

Year: 13201 Days

Day: 7.2 Hours

Environment

Temp: -168 °C

Axial Tilt: 6.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (83)

Outer Limit: 41,499,603 km

• M1: 269,575 km (0.094 R)
• M2: 471,832 km (0.052 R)
• M3: 801,396 km (0.099 R)
• M4: 1,034,619 km (0.063 R)
• M5: 1,251,685 km (0.069 R)
• M6: 1,857,557 km (0.081 R)
• M7: 2,010,895 km (0.117 R)
• M8: 2,283,462 km (0.089 R)
• M9: 2,471,955 km (0.076 R)
• M10: 2,914,615 km (0.068 R)
• M11: 3,119,415 km (0.042 R)
• M12: 3,408,587 km (0.096 R)
• M13: 3,570,153 km (0.101 R)
• M14: 3,928,739 km (0.073 R)
• M15: 4,270,122 km (0.094 R)
• M16: 4,356,888 km (0.105 R)
• M17: 4,444,403 km (0.118 R)
• M18: 5,413,349 km (0.047 R)
• M19: 5,476,030 km (0.08 R)
• M20: 5,665,571 km (0.061 R)
• M21: 5,793,178 km (0.085 R)
• M22: 7,017,935 km (0.067 R)
• M23: 7,327,753 km (0.03 R)
• M24: 7,606,902 km (0.055 R)
• M25: 7,677,363 km (0.082 R)
• M26: 7,783,278 km (0.08 R)
• M27: 8,428,942 km (0.071 R)
• M28: 8,648,103 km (0.118 R)
• M29: 8,869,059 km (0.106 R)
• M30: 9,580,996 km (0.081 R)
• M31: 10,117,454 km (0.094 R)
• M32: 10,233,691 km (0.087 R)
• M33: 10,545,752 km (0.098 R)
• M34: 11,622,259 km (0.09 R)
• M35: 12,816,947 km (0.1 R)
• M36: 12,984,796 km (0.102 R)
• M37: 13,322,738 km (0.102 R)
• M38: 14,007,297 km (0.083 R)
• M39: 15,410,376 km (0.074 R)
• M40: 16,083,417 km (0.087 R)
• M41: 16,309,908 km (0.109 R)
• M42: 16,537,596 km (0.116 R)
• M43: 16,857,885 km (0.118 R)
• M44: 17,737,670 km (0.11 R)
• M45: 18,159,686 km (0.12 R)
• M46: 19,157,204 km (0.037 R)
• M47: 19,832,040 km (0.111 R)
• M48: 19,977,599 km (0.099 R)
• M49: 20,269,913 km (0.067 R)
• M50: 20,465,587 km (0.103 R)
• M51: 21,056,349 km (0.118 R)
• M52: 21,304,233 km (0.11 R)
• M53: 21,453,382 km (0.091 R)
• M54: 22,709,854 km (0.086 R)
• M55: 22,913,008 km (0.114 R)
• M56: 25,609,809 km (0.032 R)
• M57: 25,874,298 km (0.11 R)
• M58: 26,033,470 km (0.057 R)
• M59: 26,459,525 km (0.065 R)
• M60: 26,780,562 km (0.094 R)
• M61: 28,241,236 km (0.103 R)
• M62: 28,733,861 km (0.092 R)
• M63: 29,284,531 km (0.076 R)
• M64: 29,395,084 km (0.047 R)
• M65: 29,505,786 km (0.032 R)
• M66: 31,239,327 km (0.117 R)
• M67: 31,521,917 km (0.112 R)
• M68: 31,635,312 km (0.052 R)
• M69: 32,089,940 km (0.063 R)
• M70: 32,203,934 km (0.084 R)
• M71: 33,871,800 km (0.086 R)
• M72: 34,104,126 km (0.115 R)
• M73: 34,921,229 km (0.117 R)
• M74: 35,097,156 km (0.084 R)
• M75: 35,273,383 km (0.112 R)
• M76: 35,508,850 km (0.051 R)
• M77: 37,291,159 km (0.08 R)
• M78: 37,350,998 km (0.118 R)
• M79: 39,346,035 km (0.091 R)
• M80: 40,080,112 km (0.084 R)
• M81: 40,571,990 km (0.11 R)
• M82: 40,818,677 km (0.066 R)
• M83: 41,313,546 km (0.11 R)

Kuiper Belt

Range: 31.4 - 52.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 447 - 10,541 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit