🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.41

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 0.39 AU - 0.63 AU

Year: 139 Days

Day: 21.7 Hours

Environment

Temp: 239 °C

Axial Tilt: 10.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.61

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 0.45 AU - 0.57 AU

Year: 139 Days

Day: 23.8 Hours

Environment

Temp: 237 °C

Axial Tilt: 10.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 52,040,258 km

• M1: 212,130 km (0.11 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.03

Radius: 1.33

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 0.7 AU - 0.74 AU

Year: 233 Days

Day: 44.7 Hours

Environment

Temp: 146 °C

Axial Tilt: 37.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 0.97 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.44

Radius: 1.16

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 0.94 AU - 1 AU

Year: 364 Days

Day: 29.3 Hours

Environment

Temp: 13 °C

Axial Tilt: 3.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 1.28 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.61

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 1 AU - 1.56 AU

Year: 551 Days

Day: 26.4 Hours

Environment

Temp: -44 °C

Axial Tilt: 22.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 52,040,258 km

• M1: 61,036 km (0.043 R)

Planet 6 - Terrestrial

Semi-Major Axis: 1.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.36

Radius: 1.13

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 1.24 AU - 1.84 AU

Year: 728 Days

Day: 23.2 Hours

Environment

Temp: -48 °C

Axial Tilt: 37 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 52,040,258 km

• M1: 851,361 km (0.071 R)

Planet 7 - Terrestrial

Semi-Major Axis: 2.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.08

Radius: 1.03

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 1.6 AU - 2.6 AU

Year: 1159 Days

Day: 38.5 Hours

Environment

Temp: -93 °C

Axial Tilt: 21.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 52,040,258 km

• M1: 205,697 km (0.06 R)

Planet 8 - Terrestrial

Semi-Major Axis: 3.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.19

Radius: 1.59

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 3.35 AU - 4.05 AU

Year: 2710 Days

Day: 28.6 Hours

Environment

Temp: -136 °C

Axial Tilt: 32.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 9 - Gas Giant

Semi-Major Axis: 5.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 483.4

Radius: 11.6

Gravity: 3.59 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 4.5 AU - 5.9 AU

Year: 4515 Days

Day: 6.6 Hours

Environment

Temp: -155 °C

Axial Tilt: 44.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (73)

Outer Limit: 52,040,258 km

• M1: 158,873 km (0.081 R)
• M2: 406,906 km (0.084 R)
• M3: 587,022 km (0.11 R)
• M4: 698,772 km (0.066 R)
• M5: 933,940 km (0.084 R)
• M6: 1,221,467 km (0.098 R)
• M7: 1,328,279 km (0.053 R)
• M8: 1,972,448 km (0.085 R)
• M9: 2,179,940 km (0.076 R)
• M10: 2,394,763 km (0.111 R)
• M11: 2,479,136 km (0.091 R)
• M12: 2,809,598 km (0.038 R)
• M13: 2,934,961 km (0.04 R)
• M14: 3,080,519 km (0.096 R)
• M15: 3,191,222 km (0.094 R)
• M16: 3,359,968 km (0.101 R)
• M17: 3,493,260 km (0.101 R)
• M18: 3,765,378 km (0.048 R)
• M19: 4,003,987 km (0.11 R)
• M20: 4,288,821 km (0.078 R)
• M21: 4,538,351 km (0.116 R)
• M22: 4,664,910 km (0.068 R)
• M23: 5,051,621 km (0.111 R)
• M24: 5,293,072 km (0.088 R)
• M25: 5,471,093 km (0.092 R)
• M26: 5,561,002 km (0.087 R)
• M27: 5,810,381 km (0.045 R)
• M28: 6,296,874 km (0.093 R)
• M29: 6,533,238 km (0.086 R)
• M30: 7,112,332 km (0.103 R)
• M31: 7,358,570 km (0.072 R)
• M32: 7,582,518 km (0.1 R)
• M33: 7,808,859 km (0.082 R)
• M34: 8,293,856 km (0.064 R)
• M35: 8,553,109 km (0.085 R)
• M36: 8,973,628 km (0.08 R)
• M37: 9,212,985 km (0.09 R)
• M38: 9,725,507 km (0.06 R)
• M39: 9,861,940 km (0.052 R)
• M40: 10,191,953 km (0.032 R)
• M41: 10,302,805 km (0.052 R)
• M42: 11,089,690 km (0.109 R)
• M43: 11,490,463 km (0.092 R)
• M44: 12,042,030 km (0.078 R)
• M45: 12,159,315 km (0.086 R)
• M46: 13,140,827 km (0.074 R)
• M47: 13,443,313 km (0.096 R)
• M48: 13,686,859 km (0.112 R)
• M49: 13,962,717 km (0.073 R)
• M50: 14,055,169 km (0.069 R)
• M51: 14,302,454 km (0.041 R)
• M52: 15,116,117 km (0.057 R)
• M53: 15,848,398 km (0.085 R)
• M54: 16,170,483 km (0.047 R)
• M55: 17,050,717 km (0.064 R)
• M56: 17,612,905 km (0.074 R)
• M57: 18,687,766 km (0.116 R)
• M58: 19,370,381 km (0.108 R)
• M59: 19,887,541 km (0.077 R)
• M60: 19,991,661 km (0.075 R)
• M61: 20,339,626 km (0.068 R)
• M62: 21,006,234 km (0.067 R)
• M63: 21,182,909 km (0.118 R)
• M64: 21,289,123 km (0.072 R)
• M65: 21,930,300 km (0.036 R)
• M66: 22,109,518 km (0.078 R)
• M67: 22,433,248 km (0.116 R)
• M68: 22,722,421 km (0.094 R)
• M69: 22,976,438 km (0.064 R)
• M70: 23,158,498 km (0.068 R)
• M71: 23,341,008 km (0.112 R)
• M72: 23,854,577 km (0.044 R)
• M73: 25,117,333 km (0.105 R)

Planet 10 - Ice Giant

Semi-Major Axis: 12.21 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 332.1

Radius: 5.6

Gravity: 10.59 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 11.47 AU - 12.95 AU

Year: 16247 Days

Day: 15.9 Hours

Environment

Temp: -189 °C

Axial Tilt: 10.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (89)

Outer Limit: 52,040,258 km

• M1: 121,623 km (0.039 R)
• M2: 262,843 km (0.071 R)
• M3: 326,273 km (0.086 R)
• M4: 424,559 km (0.077 R)
• M5: 533,017 km (0.091 R)
• M6: 1,180,028 km (0.075 R)
• M7: 1,267,692 km (0.081 R)
• M8: 1,472,791 km (0.062 R)
• M9: 1,615,507 km (0.026 R)
• M10: 1,737,878 km (0.079 R)
• M11: 2,338,963 km (0.098 R)
• M12: 2,909,529 km (0.103 R)
• M13: 3,119,116 km (0.101 R)
• M14: 3,271,855 km (0.101 R)
• M15: 3,395,722 km (0.116 R)
• M16: 3,489,819 km (0.033 R)
• M17: 3,584,664 km (0.09 R)
• M18: 3,680,257 km (0.086 R)
• M19: 3,744,584 km (0.081 R)
• M20: 4,104,816 km (0.089 R)
• M21: 5,323,141 km (0.115 R)
• M22: 5,468,999 km (0.031 R)
• M23: 6,880,305 km (0.098 R)
• M24: 7,564,416 km (0.066 R)
• M25: 7,646,246 km (0.098 R)
• M26: 8,143,958 km (0.103 R)
• M27: 8,354,443 km (0.115 R)
• M28: 8,866,815 km (0.112 R)
• M29: 11,482,983 km (0.115 R)
• M30: 12,051,904 km (0.065 R)
• M31: 12,291,709 km (0.057 R)
• M32: 12,873,645 km (0.105 R)
• M33: 13,415,039 km (0.098 R)
• M34: 13,713,338 km (0.048 R)
• M35: 14,266,102 km (0.095 R)
• M36: 15,341,411 km (0.05 R)
• M37: 15,497,292 km (0.12 R)
• M38: 16,761,993 km (0.064 R)
• M39: 18,998,032 km (0.096 R)
• M40: 19,109,482 km (0.111 R)
• M41: 19,389,081 km (0.04 R)
• M42: 20,349,798 km (0.11 R)
• M43: 20,635,231 km (0.076 R)
• M44: 20,979,605 km (0.077 R)
• M45: 21,210,136 km (0.071 R)
• M46: 21,441,713 km (0.109 R)
• M47: 21,615,845 km (0.087 R)
• M48: 21,732,232 km (0.082 R)
• M49: 23,263,666 km (0.059 R)
• M50: 24,102,760 km (0.036 R)
• M51: 25,318,392 km (0.091 R)
• M52: 26,057,406 km (0.063 R)
• M53: 26,305,290 km (0.107 R)
• M54: 26,616,304 km (0.079 R)
• M55: 28,125,746 km (0.108 R)
• M56: 28,189,325 km (0.062 R)
• M57: 28,316,483 km (0.1 R)
• M58: 28,954,967 km (0.102 R)
• M59: 29,727,490 km (0.092 R)
• M60: 29,792,266 km (0.107 R)
• M61: 29,921,818 km (0.09 R)
• M62: 30,116,295 km (0.105 R)
• M63: 30,572,120 km (0.072 R)
• M64: 30,702,719 km (0.084 R)
• M65: 31,754,392 km (0.087 R)
• M66: 33,354,042 km (0.079 R)
• M67: 35,253,187 km (0.105 R)
• M68: 35,595,916 km (0.056 R)
• M69: 37,117,476 km (0.118 R)
• M70: 38,026,432 km (0.112 R)
• M71: 38,518,909 km (0.102 R)
• M72: 39,723,620 km (0.098 R)
• M73: 40,223,427 km (0.107 R)
• M74: 40,653,371 km (0.1 R)
• M75: 40,725,178 km (0.086 R)
• M76: 40,796,985 km (0.081 R)
• M77: 41,373,386 km (0.118 R)
• M78: 41,952,329 km (0.102 R)
• M79: 42,752,827 km (0.027 R)
• M80: 43,118,445 km (0.107 R)
• M81: 44,739,038 km (0.116 R)
• M82: 45,258,891 km (0.098 R)
• M83: 45,482,390 km (0.058 R)
• M84: 45,930,286 km (0.077 R)
• M85: 47,736,381 km (0.057 R)
• M86: 48,039,766 km (0.115 R)
• M87: 50,257,554 km (0.033 R)
• M88: 50,720,709 km (0.081 R)
• M89: 50,952,736 km (0.085 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 396 - 13,392 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit