🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.2

Radius: 0.53

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 0.49 AU - 0.57 AU

Year: 134 Days

Day: 43.8 Hours

Environment

Temp: 214 °C

Axial Tilt: 47.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 69,951,131 km

• M1: 92,152 km (0.064 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.46

Radius: 1.16

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 0.51 AU - 0.65 AU

Year: 154 Days

Day: 38.6 Hours

Environment

Temp: 262 °C

Axial Tilt: 21.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 69,951,131 km

• M1: 33,660 km (0.052 R)
• M2: 332,706 km (0.094 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.54

Radius: 1.66

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 0.6 AU - 0.84 AU

Year: 213 Days

Day: 23.3 Hours

Environment

Temp: 206 °C

Axial Tilt: 6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.68

Radius: 1.48

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 0.8 AU - 1.08 AU

Year: 317 Days

Day: 26.3 Hours

Environment

Temp: 117 °C

Axial Tilt: 37.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 69,951,131 km

• M1: 340,634 km (0.12 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.22 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.42

Radius: 1.64

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 0.93 AU - 1.51 AU

Year: 469 Days

Day: 46.9 Hours

Environment

Temp: 39 °C

Axial Tilt: 13.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 6 - Terrestrial

Semi-Major Axis: 5.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.32

Radius: 1.8

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 5.31 AU - 5.91 AU

Year: 4627 Days

Day: 14.4 Hours

Environment

Temp: -131 °C

Axial Tilt: 6.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 69,951,131 km

• M1: 2,796,433 km (0.083 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 140.9

Radius: 13.6

Gravity: 0.76 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 5.87 AU - 6.01 AU

Year: 5042 Days

Day: 6.9 Hours

Environment

Temp: -131 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (61)

Outer Limit: 69,951,131 km

• M1: 169,644 km (0.1 R)
• M2: 256,860 km (0.062 R)
• M3: 344,225 km (0.062 R)
• M4: 470,186 km (0.108 R)
• M5: 747,541 km (0.119 R)
• M6: 1,049,728 km (0.068 R)
• M7: 1,159,533 km (0.053 R)
• M8: 1,502,411 km (0.057 R)
• M9: 1,745,209 km (0.062 R)
• M10: 2,348,537 km (0.115 R)
• M11: 2,550,045 km (0.12 R)
• M12: 2,956,204 km (0.066 R)
• M13: 3,308,058 km (0.112 R)
• M14: 3,642,559 km (0.117 R)
• M15: 3,876,978 km (0.028 R)
• M16: 4,132,641 km (0.106 R)
• M17: 4,262,492 km (0.108 R)
• M18: 4,779,054 km (0.075 R)
• M19: 5,105,626 km (0.065 R)
• M20: 5,404,073 km (0.093 R)
• M21: 5,672,153 km (0.07 R)
• M22: 5,780,611 km (0.099 R)
• M23: 5,908,069 km (0.054 R)
• M24: 6,184,526 km (0.091 R)
• M25: 6,521,719 km (0.101 R)
• M26: 6,865,046 km (0.119 R)
• M27: 7,214,357 km (0.076 R)
• M28: 7,312,494 km (0.09 R)
• M29: 7,430,676 km (0.108 R)
• M30: 7,669,284 km (0.092 R)
• M31: 7,950,678 km (0.117 R)
• M32: 8,072,451 km (0.1 R)
• M33: 8,317,642 km (0.078 R)
• M34: 8,544,731 km (0.051 R)
• M35: 9,131,903 km (0.105 R)
• M36: 9,387,566 km (0.049 R)
• M37: 9,710,398 km (0.089 R)
• M38: 9,971,446 km (0.1 R)
• M39: 10,124,784 km (0.055 R)
• M40: 10,234,738 km (0.093 R)
• M41: 10,634,165 km (0.119 R)
• M42: 10,970,760 km (0.057 R)
• M43: 11,402,350 km (0.079 R)
• M44: 11,631,833 km (0.081 R)
• M45: 12,141,962 km (0.067 R)
• M46: 12,282,284 km (0.106 R)
• M47: 12,446,842 km (0.118 R)
• M48: 12,611,998 km (0.104 R)
• M49: 12,992,425 km (0.071 R)
• M50: 13,594,407 km (0.106 R)
• M51: 14,427,667 km (0.061 R)
• M52: 14,651,017 km (0.096 R)
• M53: 15,277,533 km (0.051 R)
• M54: 15,378,661 km (0.116 R)
• M55: 15,505,221 km (0.038 R)
• M56: 15,810,700 km (0.088 R)
• M57: 16,272,359 km (0.039 R)
• M58: 16,634,685 km (0.117 R)
• M59: 17,499,061 km (0.077 R)
• M60: 17,763,999 km (0.105 R)
• M61: 17,896,842 km (0.027 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 796.1

Radius: 11.6

Gravity: 5.92 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 10.29 AU - 13.51 AU

Year: 14296 Days

Day: 13.8 Hours

Environment

Temp: -166 °C

Axial Tilt: 38.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (87)

Outer Limit: 69,951,131 km

• M1: 154,684 km (0.088 R)
• M2: 261,497 km (0.087 R)
• M3: 411,843 km (0.11 R)
• M4: 693,536 km (0.118 R)
• M5: 773,870 km (0.072 R)
• M6: 1,177,335 km (0.078 R)
• M7: 1,300,753 km (0.076 R)
• M8: 1,481,169 km (0.084 R)
• M9: 1,642,585 km (0.05 R)
• M10: 2,408,975 km (0.065 R)
• M11: 3,135,123 km (0.082 R)
• M12: 3,274,249 km (0.113 R)
• M13: 4,075,944 km (0.098 R)
• M14: 4,189,937 km (0.117 R)
• M15: 4,656,383 km (0.059 R)
• M16: 4,735,820 km (0.112 R)
• M17: 5,263,003 km (0.076 R)
• M18: 6,372,869 km (0.066 R)
• M19: 6,549,993 km (0.115 R)
• M20: 6,728,763 km (0.078 R)
• M21: 7,228,719 km (0.115 R)
• M22: 7,929,884 km (0.071 R)
• M23: 9,801,802 km (0.056 R)
• M24: 11,371,682 km (0.064 R)
• M25: 11,695,113 km (0.077 R)
• M26: 13,074,854 km (0.045 R)
• M27: 13,527,088 km (0.061 R)
• M28: 14,215,388 km (0.09 R)
• M29: 14,973,700 km (0.114 R)
• M30: 16,468,930 km (0.047 R)
• M31: 16,590,703 km (0.12 R)
• M32: 16,834,847 km (0.116 R)
• M33: 17,203,456 km (0.085 R)
• M34: 17,512,675 km (0.071 R)
• M35: 17,699,223 km (0.116 R)
• M36: 18,704,521 km (0.088 R)
• M37: 19,150,173 km (0.114 R)
• M38: 20,052,099 km (0.112 R)
• M39: 20,836,141 km (0.098 R)
• M40: 21,364,521 km (0.078 R)
• M41: 21,630,356 km (0.085 R)
• M42: 21,897,239 km (0.079 R)
• M43: 22,434,295 km (0.109 R)
• M44: 22,636,851 km (0.112 R)
• M45: 22,840,005 km (0.077 R)
• M46: 24,834,743 km (0.088 R)
• M47: 25,535,459 km (0.096 R)
• M48: 26,884,832 km (0.104 R)
• M49: 27,315,674 km (0.105 R)
• M50: 27,604,248 km (0.114 R)
• M51: 28,330,097 km (0.119 R)
• M52: 28,622,112 km (0.082 R)
• M53: 32,661,853 km (0.078 R)
• M54: 35,060,505 km (0.058 R)
• M55: 35,531,289 km (0.06 R)
• M56: 36,083,156 km (0.09 R)
• M57: 37,755,810 km (0.066 R)
• M58: 41,258,943 km (0.112 R)
• M59: 42,005,137 km (0.111 R)
• M60: 42,421,618 km (0.12 R)
• M61: 44,101,452 km (0.069 R)
• M62: 44,270,647 km (0.048 R)
• M63: 44,524,814 km (0.112 R)
• M64: 45,717,259 km (0.118 R)
• M65: 45,802,829 km (0.08 R)
• M66: 45,974,268 km (0.1 R)
• M67: 46,059,988 km (0.053 R)
• M68: 48,220,779 km (0.037 R)
• M69: 48,307,995 km (0.099 R)
• M70: 50,061,431 km (0.119 R)
• M71: 50,414,632 km (0.098 R)
• M72: 50,945,854 km (0.111 R)
• M73: 51,390,160 km (0.093 R)
• M74: 51,835,513 km (0.054 R)
• M75: 52,014,132 km (0.119 R)
• M76: 52,730,407 km (0.071 R)
• M77: 54,444,649 km (0.06 R)
• M78: 54,807,873 km (0.085 R)
• M79: 55,536,714 km (0.12 R)
• M80: 57,465,030 km (0.11 R)
• M81: 57,742,385 km (0.054 R)
• M82: 58,483,941 km (0.096 R)
• M83: 58,669,891 km (0.106 R)
• M84: 60,727,610 km (0.091 R)
• M85: 62,333,992 km (0.065 R)
• M86: 62,618,826 km (0.101 R)
• M87: 62,999,403 km (0.116 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.49 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 277.7

Radius: 3.9

Gravity: 18.26 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 14.14 AU - 22.84 AU

Year: 27688 Days

Day: 19.6 Hours

Environment

Temp: -201 °C

Axial Tilt: 8.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (74)

Outer Limit: 69,951,131 km

• M1: 54,753 km (0.025 R)
• M2: 376,089 km (0.106 R)
• M3: 486,791 km (0.056 R)
• M4: 607,667 km (0.044 R)
• M5: 1,659,938 km (0.085 R)
• M6: 2,127,731 km (0.081 R)
• M7: 2,703,832 km (0.083 R)
• M8: 2,774,592 km (0.082 R)
• M9: 3,362,811 km (0.098 R)
• M10: 3,554,445 km (0.105 R)
• M11: 3,632,087 km (0.104 R)
• M12: 3,908,095 km (0.105 R)
• M13: 5,165,914 km (0.106 R)
• M14: 5,209,895 km (0.11 R)
• M15: 7,508,916 km (0.109 R)
• M16: 7,859,872 km (0.05 R)
• M17: 8,011,864 km (0.093 R)
• M18: 8,891,349 km (0.102 R)
• M19: 9,638,441 km (0.116 R)
• M20: 10,129,272 km (0.099 R)
• M21: 11,765,125 km (0.089 R)
• M22: 14,460,729 km (0.08 R)
• M23: 16,036,742 km (0.103 R)
• M24: 16,229,574 km (0.065 R)
• M25: 16,423,004 km (0.063 R)
• M26: 16,877,632 km (0.067 R)
• M27: 17,468,095 km (0.108 R)
• M28: 19,621,556 km (0.107 R)
• M29: 20,242,237 km (0.043 R)
• M30: 20,799,190 km (0.12 R)
• M31: 21,786,088 km (0.116 R)
• M32: 22,356,953 km (0.106 R)
• M33: 22,572,224 km (0.099 R)
• M34: 23,951,816 km (0.046 R)
• M35: 25,060,037 km (0.054 R)
• M36: 25,582,881 km (0.109 R)
• M37: 26,184,863 km (0.054 R)
• M38: 27,402,740 km (0.082 R)
• M39: 27,479,483 km (0.077 R)
• M40: 28,328,152 km (0.11 R)
• M41: 28,639,016 km (0.092 R)
• M42: 28,950,778 km (0.102 R)
• M43: 29,263,887 km (0.065 R)
• M44: 32,292,944 km (0.077 R)
• M45: 32,374,026 km (0.11 R)
• M46: 33,106,458 km (0.112 R)
• M47: 38,728,196 km (0.092 R)
• M48: 40,026,556 km (0.091 R)
• M49: 41,779,843 km (0.116 R)
• M50: 41,868,255 km (0.084 R)
• M51: 41,956,668 km (0.063 R)
• M52: 44,817,428 km (0.064 R)
• M53: 46,637,136 km (0.104 R)
• M54: 47,463,964 km (0.065 R)
• M55: 48,388,179 km (0.071 R)
• M56: 49,411,728 km (0.052 R)
• M57: 49,692,074 km (0.075 R)
• M58: 50,630,502 km (0.096 R)
• M59: 51,764,304 km (0.084 R)
• M60: 52,620,153 km (0.106 R)
• M61: 53,097,670 km (0.076 R)
• M62: 53,193,263 km (0.052 R)
• M63: 53,480,640 km (0.091 R)
• M64: 53,864,658 km (0.076 R)
• M65: 55,798,061 km (0.077 R)
• M66: 57,066,950 km (0.079 R)
• M67: 57,950,924 km (0.086 R)
• M68: 61,230,708 km (0.109 R)
• M69: 64,366,129 km (0.065 R)
• M70: 65,286,156 km (0.063 R)
• M71: 66,313,595 km (0.074 R)
• M72: 67,346,269 km (0.065 R)
• M73: 69,009,498 km (0.113 R)
• M74: 69,846,348 km (0.094 R)

Kuiper Belt

Range: 31.5 - 58.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 290 - 15,523 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit