🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.35 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.25

Radius: 1.38

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 0.68 AU - 0.72 AU

Year: 211 Days

Day: 30.3 Hours

Environment

Temp: 128 °C

Axial Tilt: 32 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 59,891,127 km

• M1: 38,596 km (0.112 R)
• M2: 542,891 km (0.091 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.85

Radius: 1.28

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 2.05 AU - 2.35 AU

Year: 1174 Days

Day: 34.4 Hours

Environment

Temp: -62 °C

Axial Tilt: 42.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.83

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 1.86 AU - 2.8 AU

Year: 1280 Days

Day: 19.4 Hours

Environment

Temp: -74 °C

Axial Tilt: 3.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.28 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.67

Radius: 1.23

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 3.27 AU - 3.29 AU

Year: 2138 Days

Day: 37.8 Hours

Environment

Temp: -98 °C

Axial Tilt: 33 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 59,891,127 km

• M1: 834,008 km (0.065 R)
• M2: 1,925,175 km (0.083 R)

Planet 5 - Gas Giant

Semi-Major Axis: 9.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 487.1

Radius: 12.5

Gravity: 3.12 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 7.35 AU - 12.23 AU

Year: 11024 Days

Day: 5.7 Hours

Environment

Temp: -165 °C

Axial Tilt: 13.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (82)

Outer Limit: 59,891,127 km

• M1: 156,928 km (0.103 R)
• M2: 368,609 km (0.112 R)
• M3: 679,474 km (0.116 R)
• M4: 1,071,420 km (0.069 R)
• M5: 1,204,412 km (0.105 R)
• M6: 1,323,044 km (0.067 R)
• M7: 1,508,844 km (0.118 R)
• M8: 1,594,265 km (0.093 R)
• M9: 1,681,480 km (0.089 R)
• M10: 1,883,886 km (0.114 R)
• M11: 2,312,933 km (0.106 R)
• M12: 2,412,415 km (0.11 R)
• M13: 2,772,497 km (0.1 R)
• M14: 3,067,504 km (0.082 R)
• M15: 3,288,610 km (0.038 R)
• M16: 3,543,824 km (0.063 R)
• M17: 3,717,507 km (0.1 R)
• M18: 3,834,941 km (0.115 R)
• M19: 3,953,573 km (0.115 R)
• M20: 4,818,697 km (0.043 R)
• M21: 5,240,114 km (0.067 R)
• M22: 5,471,841 km (0.112 R)
• M23: 5,911,509 km (0.099 R)
• M24: 6,327,541 km (0.101 R)
• M25: 6,433,008 km (0.047 R)
• M26: 6,645,885 km (0.075 R)
• M27: 7,078,373 km (0.068 R)
• M28: 7,933,175 km (0.102 R)
• M29: 8,085,167 km (0.051 R)
• M30: 8,781,245 km (0.095 R)
• M31: 10,313,128 km (0.09 R)
• M32: 10,814,131 km (0.05 R)
• M33: 11,280,278 km (0.036 R)
• M34: 11,494,203 km (0.098 R)
• M35: 11,709,773 km (0.094 R)
• M36: 12,188,337 km (0.117 R)
• M37: 13,753,879 km (0.118 R)
• M38: 13,845,133 km (0.111 R)
• M39: 14,166,619 km (0.099 R)
• M40: 14,490,349 km (0.077 R)
• M41: 14,723,273 km (0.116 R)
• M42: 15,858,122 km (0.118 R)
• M43: 17,168,300 km (0.092 R)
• M44: 19,070,587 km (0.107 R)
• M45: 19,376,963 km (0.099 R)
• M46: 19,582,212 km (0.078 R)
• M47: 19,788,058 km (0.063 R)
• M48: 19,994,803 km (0.073 R)
• M49: 22,154,098 km (0.091 R)
• M50: 23,016,680 km (0.098 R)
• M51: 23,397,556 km (0.093 R)
• M52: 24,441,899 km (0.085 R)
• M53: 27,204,672 km (0.106 R)
• M54: 27,434,454 km (0.117 R)
• M55: 27,838,369 km (0.082 R)
• M56: 28,070,096 km (0.054 R)
• M57: 28,535,195 km (0.104 R)
• M58: 30,660,233 km (0.059 R)
• M59: 31,259,522 km (0.109 R)
• M60: 31,802,263 km (0.1 R)
• M61: 32,105,049 km (0.088 R)
• M62: 32,226,523 km (0.113 R)
• M63: 32,347,996 km (0.073 R)
• M64: 32,530,655 km (0.055 R)
• M65: 32,652,578 km (0.04 R)
• M66: 33,019,392 km (0.032 R)
• M67: 33,880,327 km (0.089 R)
• M68: 34,624,278 km (0.076 R)
• M69: 35,561,807 km (0.119 R)
• M70: 36,570,995 km (0.116 R)
• M71: 36,824,713 km (0.039 R)
• M72: 38,038,101 km (0.067 R)
• M73: 38,359,587 km (0.087 R)
• M74: 38,875,849 km (0.063 R)
• M75: 40,241,977 km (0.105 R)
• M76: 40,635,270 km (0.044 R)
• M77: 40,963,787 km (0.074 R)
• M78: 41,557,690 km (0.112 R)
• M79: 41,888,750 km (0.078 R)
• M80: 42,353,850 km (0.032 R)
• M81: 43,692,003 km (0.075 R)
• M82: 44,433,859 km (0.098 R)

Planet 6 - Ice Giant

Semi-Major Axis: 17.12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 205.6

Radius: 5.9

Gravity: 5.91 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 15.07 AU - 19.17 AU

Year: 25493 Days

Day: 17.3 Hours

Environment

Temp: -193 °C

Axial Tilt: 19.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (90)

Outer Limit: 59,891,127 km

• M1: 268,528 km (0.096 R)
• M2: 324,179 km (0.112 R)
• M3: 448,345 km (0.039 R)
• M4: 702,362 km (0.052 R)
• M5: 952,490 km (0.113 R)
• M6: 1,205,011 km (0.098 R)
• M7: 1,426,864 km (0.119 R)
• M8: 1,529,638 km (0.097 R)
• M9: 1,634,955 km (0.073 R)
• M10: 1,964,968 km (0.109 R)
• M11: 2,285,556 km (0.101 R)
• M12: 2,622,301 km (0.106 R)
• M13: 2,716,997 km (0.079 R)
• M14: 2,974,754 km (0.045 R)
• M15: 3,937,715 km (0.057 R)
• M16: 4,155,679 km (0.066 R)
• M17: 4,303,183 km (0.089 R)
• M18: 4,565,577 km (0.085 R)
• M19: 5,184,763 km (0.109 R)
• M20: 6,628,532 km (0.097 R)
• M21: 7,194,610 km (0.1 R)
• M22: 9,031,223 km (0.05 R)
• M23: 9,270,580 km (0.068 R)
• M24: 10,050,284 km (0.104 R)
• M25: 10,347,984 km (0.101 R)
• M26: 11,671,775 km (0.087 R)
• M27: 12,037,243 km (0.096 R)
• M28: 12,353,343 km (0.053 R)
• M29: 12,459,408 km (0.076 R)
• M30: 14,530,292 km (0.091 R)
• M31: 14,979,833 km (0.108 R)
• M32: 15,319,869 km (0.093 R)
• M33: 16,705,445 km (0.083 R)
• M34: 16,822,580 km (0.105 R)
• M35: 17,353,652 km (0.066 R)
• M36: 17,770,581 km (0.104 R)
• M37: 18,311,378 km (0.048 R)
• M38: 18,492,840 km (0.101 R)
• M39: 19,347,642 km (0.09 R)
• M40: 20,152,778 km (0.067 R)
• M41: 21,285,683 km (0.116 R)
• M42: 21,795,662 km (0.115 R)
• M43: 22,180,876 km (0.09 R)
• M44: 22,503,708 km (0.071 R)
• M45: 22,633,260 km (0.109 R)
• M46: 25,006,780 km (0.088 R)
• M47: 25,208,139 km (0.041 R)
• M48: 26,018,810 km (0.102 R)
• M49: 27,251,047 km (0.062 R)
• M50: 27,874,122 km (0.12 R)
• M51: 28,712,319 km (0.095 R)
• M52: 28,782,481 km (0.07 R)
• M53: 29,417,075 km (0.04 R)
• M54: 29,700,712 km (0.093 R)
• M55: 29,913,889 km (0.056 R)
• M56: 30,341,889 km (0.114 R)
• M57: 30,628,369 km (0.118 R)
• M58: 30,987,703 km (0.108 R)
• M59: 31,493,045 km (0.104 R)
• M60: 32,001,229 km (0.107 R)
• M61: 32,952,073 km (0.081 R)
• M62: 33,467,886 km (0.101 R)
• M63: 33,837,991 km (0.089 R)
• M64: 36,238,439 km (0.101 R)
• M65: 36,390,280 km (0.071 R)
• M66: 37,076,187 km (0.075 R)
• M67: 37,843,325 km (0.07 R)
• M68: 38,074,453 km (0.061 R)
• M69: 38,228,838 km (0.061 R)
• M70: 38,926,114 km (0.054 R)
• M71: 39,003,905 km (0.105 R)
• M72: 40,726,973 km (0.055 R)
• M73: 44,247,011 km (0.115 R)
• M74: 44,815,932 km (0.094 R)
• M75: 44,897,463 km (0.063 R)
• M76: 45,796,845 km (0.109 R)
• M77: 46,207,641 km (0.036 R)
• M78: 46,290,069 km (0.106 R)
• M79: 47,364,481 km (0.096 R)
• M80: 47,863,091 km (0.059 R)
• M81: 49,790,809 km (0.104 R)
• M82: 50,297,796 km (0.081 R)
• M83: 52,257,229 km (0.071 R)
• M84: 53,203,136 km (0.066 R)
• M85: 53,721,493 km (0.118 R)
• M86: 55,461,316 km (0.067 R)
• M87: 55,548,831 km (0.05 R)
• M88: 56,162,481 km (0.114 R)
• M89: 57,043,014 km (0.095 R)
• M90: 59,622,082 km (0.1 R)

Kuiper Belt

Range: 30.5 - 53.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 361 - 14,626 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit