🌌 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: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.86

Radius: 1.72

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 0.54 AU - 0.8 AU

Year: 194 Days

Day: 33.3 Hours

Environment

Temp: 171 °C

Axial Tilt: 12.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 59,771,121 km

• M1: 202,855 km (0.039 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.05 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.09

Radius: 1.34

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 0.79 AU - 1.31 AU

Year: 380 Days

Day: 27.4 Hours

Environment

Temp: 107 °C

Axial Tilt: 10.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 59,771,121 km

• M1: 39,643 km (0.086 R)
• M2: 201,658 km (0.089 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.56

Radius: 1.66

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 1.87 AU - 2.09 AU

Year: 984 Days

Day: 26.1 Hours

Environment

Temp: -51 °C

Axial Tilt: 17 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.34 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.22

Radius: 0.55

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 2.12 AU - 2.56 AU

Year: 1264 Days

Day: 13.7 Hours

Environment

Temp: -71 °C

Axial Tilt: 23.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.89

Radius: 1.29

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 3.49 AU - 3.87 AU

Year: 2493 Days

Day: 44.6 Hours

Environment

Temp: -117 °C

Axial Tilt: 5.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.46

Radius: 0.73

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 3.67 AU - 5.99 AU

Year: 3748 Days

Day: 19.3 Hours

Environment

Temp: -122 °C

Axial Tilt: 36.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 5.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 421.7

Radius: 11.3

Gravity: 3.3 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 4.96 AU - 6.42 AU

Year: 4793 Days

Day: 5.9 Hours

Environment

Temp: -146 °C

Axial Tilt: 22.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (79)

Outer Limit: 59,771,121 km

• M1: 186,100 km (0.074 R)
• M2: 263,143 km (0.04 R)
• M3: 369,656 km (0.035 R)
• M4: 571,165 km (0.109 R)
• M5: 810,970 km (0.088 R)
• M6: 1,021,903 km (0.099 R)
• M7: 1,108,969 km (0.099 R)
• M8: 1,198,728 km (0.109 R)
• M9: 1,455,288 km (0.05 R)
• M10: 1,539,960 km (0.077 R)
• M11: 1,655,749 km (0.084 R)
• M12: 1,804,749 km (0.086 R)
• M13: 1,973,944 km (0.061 R)
• M14: 2,462,231 km (0.105 R)
• M15: 2,598,665 km (0.09 R)
• M16: 2,755,443 km (0.107 R)
• M17: 2,879,460 km (0.102 R)
• M18: 3,170,278 km (0.038 R)
• M19: 3,432,523 km (0.111 R)
• M20: 3,978,406 km (0.113 R)
• M21: 4,426,451 km (0.04 R)
• M22: 4,635,440 km (0.086 R)
• M23: 5,282,151 km (0.096 R)
• M24: 5,370,564 km (0.1 R)
• M25: 5,911,360 km (0.079 R)
• M26: 6,072,327 km (0.105 R)
• M27: 6,234,940 km (0.071 R)
• M28: 6,351,776 km (0.112 R)
• M29: 6,540,569 km (0.093 R)
• M30: 6,683,285 km (0.041 R)
• M31: 6,827,048 km (0.057 R)
• M32: 7,166,636 km (0.03 R)
• M33: 7,264,622 km (0.108 R)
• M34: 7,761,586 km (0.079 R)
• M35: 8,398,275 km (0.083 R)
• M36: 8,501,647 km (0.105 R)
• M37: 8,579,587 km (0.08 R)
• M38: 9,371,259 km (0.108 R)
• M39: 9,613,309 km (0.037 R)
• M40: 10,241,321 km (0.088 R)
• M41: 10,379,699 km (0.114 R)
• M42: 10,518,525 km (0.084 R)
• M43: 10,602,300 km (0.107 R)
• M44: 10,742,174 km (0.078 R)
• M45: 10,826,398 km (0.082 R)
• M46: 11,365,100 km (0.072 R)
• M47: 11,479,692 km (0.095 R)
• M48: 11,565,860 km (0.12 R)
• M49: 11,738,795 km (0.037 R)
• M50: 12,087,358 km (0.053 R)
• M51: 12,233,515 km (0.108 R)
• M52: 12,675,727 km (0.09 R)
• M53: 13,213,382 km (0.053 R)
• M54: 13,636,594 km (0.106 R)
• M55: 13,788,885 km (0.072 R)
• M56: 13,972,441 km (0.093 R)
• M57: 14,652,064 km (0.113 R)
• M58: 14,901,893 km (0.069 R)
• M59: 15,184,633 km (0.114 R)
• M60: 15,405,888 km (0.108 R)
• M61: 15,755,498 km (0.036 R)
• M62: 15,947,432 km (0.107 R)
• M63: 16,592,498 km (0.114 R)
• M64: 17,312,064 km (0.097 R)
• M65: 18,578,709 km (0.086 R)
• M66: 18,679,987 km (0.071 R)
• M67: 19,325,651 km (0.073 R)
• M68: 20,290,558 km (0.084 R)
• M69: 20,638,971 km (0.098 R)
• M70: 20,989,479 km (0.062 R)
• M71: 21,377,087 km (0.033 R)
• M72: 21,554,211 km (0.086 R)
• M73: 22,554,422 km (0.117 R)
• M74: 22,951,605 km (0.12 R)
• M75: 23,096,565 km (0.037 R)
• M76: 23,205,472 km (0.059 R)
• M77: 23,899,457 km (0.117 R)
• M78: 24,267,467 km (0.12 R)
• M79: 24,674,374 km (0.085 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 415.2

Radius: 3

Gravity: 46.13 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 10.9 AU - 16.48 AU

Year: 17886 Days

Day: 18.9 Hours

Environment

Temp: -189 °C

Axial Tilt: 1.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (96)

Outer Limit: 59,771,121 km

• M1: 72,256 km (0.079 R)
• M2: 106,214 km (0.086 R)
• M3: 125,812 km (0.115 R)
• M4: 181,612 km (0.117 R)
• M5: 302,337 km (0.113 R)
• M6: 332,257 km (0.106 R)
• M7: 515,215 km (0.11 R)
• M8: 807,829 km (0.094 R)
• M9: 1,288,786 km (0.086 R)
• M10: 1,491,491 km (0.118 R)
• M11: 1,570,179 km (0.06 R)
• M12: 1,704,219 km (0.086 R)
• M13: 1,731,446 km (0.05 R)
• M14: 1,926,222 km (0.112 R)
• M15: 3,335,434 km (0.102 R)
• M16: 3,438,357 km (0.098 R)
• M17: 4,224,195 km (0.108 R)
• M18: 4,713,530 km (0.076 R)
• M19: 5,023,496 km (0.067 R)
• M20: 5,181,023 km (0.043 R)
• M21: 5,220,517 km (0.101 R)
• M22: 5,300,103 km (0.088 R)
• M23: 5,744,708 km (0.11 R)
• M24: 6,033,881 km (0.093 R)
• M25: 6,583,204 km (0.109 R)
• M26: 6,626,138 km (0.069 R)
• M27: 6,755,541 km (0.113 R)
• M28: 7,414,669 km (0.103 R)
• M29: 7,910,885 km (0.05 R)
• M30: 8,139,919 km (0.096 R)
• M31: 8,982,604 km (0.078 R)
• M32: 9,365,874 km (0.06 R)
• M33: 9,901,733 km (0.061 R)
• M34: 12,194,470 km (0.099 R)
• M35: 12,247,278 km (0.044 R)
• M36: 12,618,580 km (0.094 R)
• M37: 13,644,971 km (0.097 R)
• M38: 14,140,440 km (0.097 R)
• M39: 14,810,189 km (0.07 R)
• M40: 16,006,823 km (0.103 R)
• M41: 16,821,682 km (0.065 R)
• M42: 17,115,941 km (0.07 R)
• M43: 17,650,006 km (0.099 R)
• M44: 17,769,385 km (0.108 R)
• M45: 18,310,031 km (0.119 R)
• M46: 19,530,750 km (0.119 R)
• M47: 19,592,384 km (0.076 R)
• M48: 21,283,289 km (0.096 R)
• M49: 21,921,174 km (0.091 R)
• M50: 21,985,352 km (0.089 R)
• M51: 22,178,184 km (0.055 R)
• M52: 22,565,492 km (0.105 R)
• M53: 22,824,895 km (0.047 R)
• M54: 23,020,120 km (0.111 R)
• M55: 23,085,345 km (0.061 R)
• M56: 23,609,087 km (0.076 R)
• M57: 26,354,358 km (0.103 R)
• M58: 26,490,941 km (0.069 R)
• M59: 26,627,523 km (0.072 R)
• M60: 26,764,555 km (0.106 R)
• M61: 27,107,882 km (0.098 R)
• M62: 27,383,741 km (0.118 R)
• M63: 27,452,705 km (0.104 R)
• M64: 29,198,662 km (0.114 R)
• M65: 29,339,882 km (0.084 R)
• M66: 29,693,981 km (0.109 R)
• M67: 30,334,708 km (0.053 R)
• M68: 32,869,794 km (0.114 R)
• M69: 32,943,246 km (0.09 R)
• M70: 33,163,903 km (0.062 R)
• M71: 33,458,761 km (0.076 R)
• M72: 33,680,465 km (0.072 R)
• M73: 35,021,161 km (0.1 R)
• M74: 37,370,595 km (0.066 R)
• M75: 37,908,100 km (0.071 R)
• M76: 38,370,956 km (0.118 R)
• M77: 38,990,890 km (0.057 R)
• M78: 39,068,531 km (0.081 R)
• M79: 39,848,684 km (0.111 R)
• M80: 40,083,702 km (0.069 R)
• M81: 41,107,400 km (0.032 R)
• M82: 41,186,538 km (0.08 R)
• M83: 41,980,454 km (0.115 R)
• M84: 42,779,306 km (0.071 R)
• M85: 44,717,048 km (0.025 R)
• M86: 47,427,761 km (0.083 R)
• M87: 48,343,150 km (0.045 R)
• M88: 48,426,626 km (0.114 R)
• M89: 50,106,760 km (0.064 R)
• M90: 50,360,478 km (0.062 R)
• M91: 50,953,932 km (0.097 R)
• M92: 52,576,620 km (0.087 R)
• M93: 54,824,328 km (0.073 R)
• M94: 57,279,978 km (0.11 R)
• M95: 57,545,215 km (0.105 R)
• M96: 59,592,013 km (0.115 R)

Kuiper Belt

Range: 31.1 - 61.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 207 - 13,821 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit