🌌 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: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.37

Radius: 1.13

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 0.55 AU - 0.59 AU

Year: 154 Days

Day: 27.4 Hours

Environment

Temp: 175 °C

Axial Tilt: 23.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 79,561,028 km

• M1: 332,706 km (0.111 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.29

Radius: 1.39

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 0.56 AU - 0.84 AU

Year: 210 Days

Day: 17.1 Hours

Environment

Temp: 214 °C

Axial Tilt: 16.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.28

Radius: 1.39

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 1.08 AU - 1.24 AU

Year: 447 Days

Day: 34.9 Hours

Environment

Temp: 8 °C

Axial Tilt: 31.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 79,561,028 km

• M1: 37,848 km (0.117 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.47

Radius: 0.74

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 2.32 AU - 2.84 AU

Year: 1484 Days

Day: 36.3 Hours

Environment

Temp: -81 °C

Axial Tilt: 25.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 79,561,028 km

• M1: 446,400 km (0.098 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.04

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 2.54 AU - 2.68 AU

Year: 1510 Days

Day: 33 Hours

Environment

Temp: -83 °C

Axial Tilt: 23.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 79,561,028 km

• M1: 449,242 km (0.106 R)
• M2: 471,981 km (0.092 R)

Asteroid Belt

Center: 4.56 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 546.6

Radius: 13.3

Gravity: 3.09 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 5.07 AU - 7.95 AU

Year: 5949 Days

Day: 14.6 Hours

Environment

Temp: -141 °C

Axial Tilt: 31 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (80)

Outer Limit: 79,561,028 km

• M1: 344,524 km (0.094 R)
• M2: 434,731 km (0.069 R)
• M3: 720,164 km (0.067 R)
• M4: 968,197 km (0.066 R)
• M5: 1,169,556 km (0.09 R)
• M6: 1,369,419 km (0.115 R)
• M7: 1,482,066 km (0.113 R)
• M8: 1,786,498 km (0.089 R)
• M9: 2,019,272 km (0.116 R)
• M10: 2,167,524 km (0.091 R)
• M11: 2,654,614 km (0.094 R)
• M12: 2,879,909 km (0.087 R)
• M13: 3,111,486 km (0.075 R)
• M14: 3,283,972 km (0.086 R)
• M15: 3,415,469 km (0.088 R)
• M16: 3,729,176 km (0.054 R)
• M17: 4,122,768 km (0.076 R)
• M18: 4,312,607 km (0.086 R)
• M19: 4,505,589 km (0.085 R)
• M20: 4,602,977 km (0.116 R)
• M21: 5,050,723 km (0.089 R)
• M22: 5,907,919 km (0.102 R)
• M23: 6,258,128 km (0.086 R)
• M24: 6,950,616 km (0.041 R)
• M25: 7,177,407 km (0.117 R)
• M26: 7,522,230 km (0.111 R)
• M27: 7,843,117 km (0.095 R)
• M28: 8,079,332 km (0.085 R)
• M29: 8,498,356 km (0.12 R)
• M30: 8,619,381 km (0.099 R)
• M31: 8,710,635 km (0.084 R)
• M32: 9,140,430 km (0.084 R)
• M33: 9,326,679 km (0.035 R)
• M34: 9,608,522 km (0.115 R)
• M35: 9,766,347 km (0.108 R)
• M36: 9,893,356 km (0.068 R)
• M37: 10,052,678 km (0.107 R)
• M38: 10,212,897 km (0.107 R)
• M39: 10,341,701 km (0.047 R)
• M40: 10,666,179 km (0.073 R)
• M41: 10,993,948 km (0.091 R)
• M42: 11,225,375 km (0.101 R)
• M43: 12,959,963 km (0.103 R)
• M44: 14,018,966 km (0.086 R)
• M45: 14,378,300 km (0.117 R)
• M46: 14,522,812 km (0.086 R)
• M47: 14,776,829 km (0.083 R)
• M48: 15,032,492 km (0.102 R)
• M49: 15,179,247 km (0.1 R)
• M50: 15,437,154 km (0.09 R)
• M51: 15,845,257 km (0.064 R)
• M52: 16,672,383 km (0.087 R)
• M53: 16,824,375 km (0.118 R)
• M54: 17,861,687 km (0.114 R)
• M55: 18,761,817 km (0.11 R)
• M56: 19,396,561 km (0.064 R)
• M57: 19,676,608 km (0.087 R)
• M58: 20,119,268 km (0.062 R)
• M59: 21,014,462 km (0.07 R)
• M60: 21,466,995 km (0.117 R)
• M61: 22,005,847 km (0.063 R)
• M62: 23,181,686 km (0.107 R)
• M63: 24,034,095 km (0.098 R)
• M64: 24,291,852 km (0.072 R)
• M65: 25,550,419 km (0.116 R)
• M66: 26,563,795 km (0.066 R)
• M67: 26,652,506 km (0.064 R)
• M68: 26,919,239 km (0.086 R)
• M69: 27,052,980 km (0.057 R)
• M70: 27,365,938 km (0.067 R)
• M71: 27,724,973 km (0.079 R)
• M72: 27,995,297 km (0.096 R)
• M73: 28,357,174 km (0.042 R)
• M74: 28,811,652 km (0.034 R)
• M75: 29,314,301 km (0.07 R)
• M76: 29,681,714 km (0.047 R)
• M77: 30,096,848 km (0.083 R)
• M78: 30,282,050 km (0.075 R)
• M79: 30,606,976 km (0.103 R)
• M80: 30,746,551 km (0.081 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 741.2

Radius: 4.5

Gravity: 36.6 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 13.51 AU - 16.25 AU

Year: 20558 Days

Day: 16.5 Hours

Environment

Temp: -184 °C

Axial Tilt: 31.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (97)

Outer Limit: 79,561,028 km

• M1: 92,900 km (0.1 R)
• M2: 160,519 km (0.118 R)
• M3: 264,190 km (0.07 R)
• M4: 315,352 km (0.115 R)
• M5: 644,916 km (0.083 R)
• M6: 1,137,841 km (0.078 R)
• M7: 1,166,564 km (0.063 R)
• M8: 1,313,170 km (0.07 R)
• M9: 1,343,239 km (0.108 R)
• M10: 1,721,722 km (0.099 R)
• M11: 1,821,354 km (0.119 R)
• M12: 2,061,159 km (0.089 R)
• M13: 2,645,938 km (0.065 R)
• M14: 3,197,056 km (0.088 R)
• M15: 3,485,630 km (0.113 R)
• M16: 3,912,284 km (0.087 R)
• M17: 4,310,214 km (0.089 R)
• M18: 4,491,227 km (0.09 R)
• M19: 4,674,784 km (0.108 R)
• M20: 4,767,535 km (0.075 R)
• M21: 4,814,059 km (0.089 R)
• M22: 4,860,734 km (0.115 R)
• M23: 5,530,633 km (0.077 R)
• M24: 5,776,871 km (0.11 R)
• M25: 6,127,529 km (0.114 R)
• M26: 6,797,129 km (0.104 R)
• M27: 6,849,488 km (0.119 R)
• M28: 7,489,468 km (0.109 R)
• M29: 7,543,622 km (0.109 R)
• M30: 8,148,446 km (0.038 R)
• M31: 8,260,046 km (0.118 R)
• M32: 8,541,290 km (0.062 R)
• M33: 8,940,268 km (0.043 R)
• M34: 10,474,993 km (0.086 R)
• M35: 11,272,200 km (0.091 R)
• M36: 12,088,854 km (0.06 R)
• M37: 12,859,583 km (0.091 R)
• M38: 13,316,454 km (0.117 R)
• M39: 13,978,275 km (0.092 R)
• M40: 15,748,617 km (0.073 R)
• M41: 16,167,042 km (0.098 R)
• M42: 18,900,793 km (0.113 R)
• M43: 19,196,848 km (0.104 R)
• M44: 19,943,491 km (0.092 R)
• M45: 20,623,562 km (0.07 R)
• M46: 21,234,520 km (0.107 R)
• M47: 22,630,567 km (0.104 R)
• M48: 22,866,184 km (0.11 R)
• M49: 23,102,549 km (0.038 R)
• M50: 23,657,258 km (0.119 R)
• M51: 25,592,007 km (0.071 R)
• M52: 25,919,477 km (0.034 R)
• M53: 26,248,143 km (0.087 R)
• M54: 26,413,150 km (0.046 R)
• M55: 26,578,306 km (0.049 R)
• M56: 26,661,033 km (0.113 R)
• M57: 27,159,344 km (0.118 R)
• M58: 27,493,396 km (0.092 R)
• M59: 27,577,021 km (0.028 R)
• M60: 29,439,664 km (0.055 R)
• M61: 30,126,917 km (0.079 R)
• M62: 32,662,451 km (0.102 R)
• M63: 37,748,031 km (0.115 R)
• M64: 37,934,130 km (0.099 R)
• M65: 38,307,377 km (0.117 R)
• M66: 39,717,636 km (0.097 R)
• M67: 40,001,723 km (0.069 R)
• M68: 41,528,219 km (0.112 R)
• M69: 42,298,499 km (0.066 R)
• M70: 43,170,804 km (0.117 R)
• M71: 47,018,760 km (0.114 R)
• M72: 47,219,072 km (0.032 R)
• M73: 47,319,302 km (0.096 R)
• M74: 47,922,182 km (0.091 R)
• M75: 50,666,704 km (0.089 R)
• M76: 51,902,682 km (0.072 R)
• M77: 52,316,919 km (0.11 R)
• M78: 53,044,413 km (0.092 R)
• M79: 54,509,575 km (0.101 R)
• M80: 55,036,009 km (0.093 R)
• M81: 56,306,395 km (0.098 R)
• M82: 60,827,990 km (0.089 R)
• M83: 61,046,253 km (0.095 R)
• M84: 63,463,755 km (0.101 R)
• M85: 66,360,867 km (0.101 R)
• M86: 67,938,527 km (0.117 R)
• M87: 69,756,739 km (0.04 R)
• M88: 69,871,032 km (0.117 R)
• M89: 72,167,359 km (0.065 R)
• M90: 72,745,405 km (0.103 R)
• M91: 73,208,860 km (0.11 R)
• M92: 74,488,520 km (0.05 R)
• M93: 75,072,550 km (0.083 R)
• M94: 76,833,915 km (0.039 R)
• M95: 77,069,831 km (0.102 R)
• M96: 77,187,864 km (0.036 R)
• M97: 79,203,545 km (0.12 R)

Kuiper Belt

Range: 30.6 - 56.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 179 - 12,033 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit