🌌 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: 0.68 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.13

Radius: 1.05

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 0.64 AU - 0.72 AU

Year: 209 Days

Day: 44.4 Hours

Environment

Temp: 121 °C

Axial Tilt: 0.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 2.22 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.06

Radius: 1.34

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 1.74 AU - 2.7 AU

Year: 1233 Days

Day: 42.8 Hours

Environment

Temp: -85 °C

Axial Tilt: 11.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 75,848,140 km

• M1: 47,871 km (0.078 R)

Asteroid Belt

Center: 3.83 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 5.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 271.9

Radius: 10.1

Gravity: 2.67 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 4.1 AU - 6.76 AU

Year: 4717 Days

Day: 7.2 Hours

Environment

Temp: -145 °C

Axial Tilt: 0.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (71)

Outer Limit: 75,848,140 km

• M1: 168,597 km (0.078 R)
• M2: 247,136 km (0.118 R)
• M3: 321,486 km (0.115 R)
• M4: 437,424 km (0.117 R)
• M5: 518,656 km (0.11 R)
• M6: 651,499 km (0.097 R)
• M7: 920,924 km (0.111 R)
• M8: 1,108,819 km (0.071 R)
• M9: 1,261,110 km (0.095 R)
• M10: 1,433,148 km (0.098 R)
• M11: 1,612,964 km (0.115 R)
• M12: 1,759,720 km (0.036 R)
• M13: 1,869,225 km (0.118 R)
• M14: 1,980,975 km (0.092 R)
• M15: 2,080,757 km (0.096 R)
• M16: 2,255,786 km (0.109 R)
• M17: 2,481,529 km (0.11 R)
• M18: 2,573,981 km (0.102 R)
• M19: 2,698,895 km (0.088 R)
• M20: 2,874,224 km (0.063 R)
• M21: 2,955,156 km (0.085 R)
• M22: 3,053,143 km (0.115 R)
• M23: 3,542,926 km (0.062 R)
• M24: 3,735,160 km (0.109 R)
• M25: 3,948,785 km (0.041 R)
• M26: 4,111,847 km (0.104 R)
• M27: 4,425,703 km (0.113 R)
• M28: 4,576,049 km (0.103 R)
• M29: 4,690,043 km (0.114 R)
• M30: 4,766,487 km (0.08 R)
• M31: 5,234,280 km (0.037 R)
• M32: 5,534,224 km (0.061 R)
• M33: 5,798,713 km (0.093 R)
• M34: 6,213,697 km (0.095 R)
• M35: 6,552,686 km (0.102 R)
• M36: 6,897,659 km (0.09 R)
• M37: 7,538,237 km (0.069 R)
• M38: 7,650,585 km (0.054 R)
• M39: 7,808,859 km (0.06 R)
• M40: 8,128,550 km (0.071 R)
• M41: 8,382,866 km (0.069 R)
• M42: 8,452,728 km (0.09 R)
• M43: 8,686,849 km (0.11 R)
• M44: 9,329,671 km (0.106 R)
• M45: 9,402,077 km (0.072 R)
• M46: 9,963,069 km (0.115 R)
• M47: 10,210,503 km (0.105 R)
• M48: 10,787,203 km (0.051 R)
• M49: 10,863,199 km (0.119 R)
• M50: 11,425,986 km (0.092 R)
• M51: 11,763,030 km (0.105 R)
• M52: 11,945,988 km (0.077 R)
• M53: 12,420,513 km (0.06 R)
• M54: 13,062,736 km (0.112 R)
• M55: 13,279,354 km (0.055 R)
• M56: 13,551,622 km (0.119 R)
• M57: 14,659,395 km (0.067 R)
• M58: 14,884,390 km (0.07 R)
• M59: 15,110,582 km (0.041 R)
• M60: 15,309,397 km (0.111 R)
• M61: 15,480,537 km (0.04 R)
• M62: 15,709,721 km (0.099 R)
• M63: 15,882,357 km (0.114 R)
• M64: 16,200,552 km (0.106 R)
• M65: 17,108,312 km (0.093 R)
• M66: 17,464,205 km (0.104 R)
• M67: 18,607,133 km (0.109 R)
• M68: 19,157,055 km (0.118 R)
• M69: 19,681,245 km (0.032 R)
• M70: 19,836,229 km (0.117 R)
• M71: 19,960,694 km (0.035 R)

Planet 4 - Ice Giant

Semi-Major Axis: 16.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 444.4

Radius: 5.7

Gravity: 13.68 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 14.48 AU - 18.28 AU

Year: 24713 Days

Day: 15.7 Hours

Environment

Temp: -192 °C

Axial Tilt: 5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (95)

Outer Limit: 75,848,140 km

• M1: 77,641 km (0.083 R)
• M2: 146,606 km (0.086 R)
• M3: 335,249 km (0.105 R)
• M4: 525,089 km (0.115 R)
• M5: 969,394 km (0.113 R)
• M6: 1,414,597 km (0.109 R)
• M7: 1,690,007 km (0.113 R)
• M8: 2,254,739 km (0.064 R)
• M9: 2,949,322 km (0.116 R)
• M10: 3,026,066 km (0.118 R)
• M11: 3,181,648 km (0.062 R)
• M12: 3,500,441 km (0.076 R)
• M13: 4,168,545 km (0.065 R)
• M14: 4,473,126 km (0.114 R)
• M15: 4,605,819 km (0.033 R)
• M16: 5,809,633 km (0.073 R)
• M17: 6,100,601 km (0.038 R)
• M18: 7,207,476 km (0.077 R)
• M19: 7,520,135 km (0.038 R)
• M20: 7,890,240 km (0.045 R)
• M21: 8,980,510 km (0.037 R)
• M22: 10,349,779 km (0.072 R)
• M23: 10,939,195 km (0.084 R)
• M24: 11,904,999 km (0.12 R)
• M25: 12,027,669 km (0.099 R)
• M26: 12,398,073 km (0.104 R)
• M27: 13,340,390 km (0.09 R)
• M28: 13,467,848 km (0.041 R)
• M29: 13,595,604 km (0.086 R)
• M30: 13,659,632 km (0.074 R)
• M31: 13,787,987 km (0.056 R)
• M32: 14,829,637 km (0.097 R)
• M33: 15,027,705 km (0.115 R)
• M34: 16,031,357 km (0.062 R)
• M35: 16,849,657 km (0.104 R)
• M36: 17,751,583 km (0.088 R)
• M37: 18,740,125 km (0.079 R)
• M38: 19,097,515 km (0.107 R)
• M39: 20,402,756 km (0.084 R)
• M40: 21,140,274 km (0.089 R)
• M41: 23,022,065 km (0.111 R)
• M42: 23,098,360 km (0.12 R)
• M43: 24,331,794 km (0.089 R)
• M44: 24,878,126 km (0.087 R)
• M45: 25,349,658 km (0.101 R)
• M46: 27,265,110 km (0.057 R)
• M47: 27,507,757 km (0.051 R)
• M48: 27,751,153 km (0.117 R)
• M49: 28,567,658 km (0.106 R)
• M50: 29,061,331 km (0.082 R)
• M51: 30,559,255 km (0.11 R)
• M52: 30,643,179 km (0.108 R)
• M53: 30,811,327 km (0.04 R)
• M54: 31,486,911 km (0.027 R)
• M55: 35,113,014 km (0.042 R)
• M56: 35,288,941 km (0.115 R)
• M57: 35,818,517 km (0.083 R)
• M58: 39,507,152 km (0.107 R)
• M59: 39,965,071 km (0.093 R)
• M60: 41,721,649 km (0.081 R)
• M61: 42,562,389 km (0.044 R)
• M62: 43,031,977 km (0.099 R)
• M63: 43,597,607 km (0.085 R)
• M64: 43,692,153 km (0.118 R)
• M65: 43,786,698 km (0.093 R)
• M66: 46,077,191 km (0.047 R)
• M67: 50,376,485 km (0.091 R)
• M68: 50,475,668 km (0.102 R)
• M69: 51,271,529 km (0.039 R)
• M70: 52,674,158 km (0.087 R)
• M71: 53,785,072 km (0.099 R)
• M72: 53,987,927 km (0.098 R)
• M73: 54,597,987 km (0.026 R)
• M74: 55,824,839 km (0.073 R)
• M75: 56,235,784 km (0.098 R)
• M76: 57,474,604 km (0.109 R)
• M77: 57,889,589 km (0.079 R)
• M78: 58,618,130 km (0.099 R)
• M79: 61,456,750 km (0.11 R)
• M80: 61,774,945 km (0.052 R)
• M81: 63,159,922 km (0.07 R)
• M82: 64,017,267 km (0.093 R)
• M83: 66,069,002 km (0.112 R)
• M84: 66,721,249 km (0.038 R)
• M85: 68,471,394 km (0.043 R)
• M86: 68,801,258 km (0.101 R)
• M87: 69,572,883 km (0.075 R)
• M88: 69,904,392 km (0.056 R)
• M89: 70,236,499 km (0.116 R)
• M90: 71,570,165 km (0.053 R)
• M91: 72,016,565 km (0.073 R)
• M92: 74,601,317 km (0.079 R)
• M93: 74,714,263 km (0.098 R)
• M94: 74,827,509 km (0.042 R)
• M95: 75,507,431 km (0.118 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 420 - 11,528 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit