🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.24

Radius: 0.57

Gravity: 0.74 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 0.42 AU - 0.64 AU

Year: 140 Days

Day: 39.8 Hours

Environment

Temp: 239 °C

Axial Tilt: 19.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.51

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 0.66 AU - 0.68 AU

Year: 198 Days

Day: 26.9 Hours

Environment

Temp: 219 °C

Axial Tilt: 25.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.68

Radius: 1.23

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 0.69 AU - 0.89 AU

Year: 254 Days

Day: 30.7 Hours

Environment

Temp: 105 °C

Axial Tilt: 14.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.68

Radius: 1.48

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 0.73 AU - 0.97 AU

Year: 283 Days

Day: 36.5 Hours

Environment

Temp: 134 °C

Axial Tilt: 46.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 64,925,834 km

• M1: 100,380 km (0.091 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.81

Radius: 0.92

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 1.31 AU - 1.77 AU

Year: 691 Days

Day: 44.9 Hours

Environment

Temp: -27 °C

Axial Tilt: 35.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 1.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.06

Radius: 1.56

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 1.8 AU - 2.1 AU

Year: 985 Days

Day: 43.2 Hours

Environment

Temp: -59 °C

Axial Tilt: 35.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Ice Giant

Semi-Major Axis: 15.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 473.3

Radius: 3.1

Gravity: 49.25 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 12.44 AU - 17.94 AU

Year: 21410 Days

Day: 17.6 Hours

Environment

Temp: -199 °C

Axial Tilt: 47 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 64,925,834 km

• M1: 38,596 km (0.057 R)
• M2: 151,243 km (0.111 R)
• M3: 262,095 km (0.064 R)
• M4: 498,610 km (0.067 R)
• M5: 635,791 km (0.074 R)
• M6: 850,613 km (0.119 R)
• M7: 975,079 km (0.102 R)
• M8: 1,246,749 km (0.091 R)
• M9: 2,636,513 km (0.045 R)
• M10: 3,029,207 km (0.101 R)
• M11: 3,266,619 km (0.085 R)
• M12: 4,677,776 km (0.091 R)
• M13: 4,781,896 km (0.105 R)
• M14: 7,916,869 km (0.048 R)
• M15: 8,064,971 km (0.1 R)
• M16: 9,931,055 km (0.088 R)
• M17: 10,336,016 km (0.09 R)
• M18: 12,526,877 km (0.038 R)
• M19: 13,483,555 km (0.099 R)
• M20: 15,083,804 km (0.061 R)
• M21: 15,387,787 km (0.062 R)
• M22: 16,725,192 km (0.034 R)
• M23: 17,050,717 km (0.078 R)
• M24: 17,297,703 km (0.117 R)
• M25: 18,309,283 km (0.114 R)
• M26: 19,359,760 km (0.095 R)
• M27: 19,718,645 km (0.076 R)
• M28: 21,104,220 km (0.057 R)
• M29: 22,160,381 km (0.098 R)
• M30: 23,758,984 km (0.096 R)
• M31: 24,691,129 km (0.062 R)
• M32: 26,738,525 km (0.11 R)
• M33: 29,247,281 km (0.074 R)
• M34: 29,838,492 km (0.106 R)
• M35: 33,941,962 km (0.065 R)
• M36: 34,858,249 km (0.115 R)
• M37: 39,257,473 km (0.104 R)
• M38: 41,738,255 km (0.098 R)
• M39: 42,638,236 km (0.119 R)
• M40: 44,632,375 km (0.048 R)
• M41: 57,178,550 km (0.095 R)
• M42: 58,848,062 km (0.086 R)
• M43: 68,511,038 km (0.047 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 76.5

Radius: 3.5

Gravity: 6.24 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 12.83 AU - 21.25 AU

Year: 25439 Days

Day: 15.9 Hours

Environment

Temp: -204 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 64,925,834 km

• M1: 43,533 km (0.098 R)
• M2: 156,479 km (0.062 R)
• M3: 435,779 km (0.115 R)
• M4: 861,385 km (0.119 R)
• M5: 1,702,873 km (0.116 R)
• M6: 2,919,253 km (0.088 R)
• M7: 3,318,978 km (0.095 R)
• M8: 3,779,441 km (0.092 R)
• M9: 4,117,981 km (0.097 R)
• M10: 4,476,567 km (0.098 R)
• M11: 5,287,088 km (0.086 R)
• M12: 5,447,307 km (0.091 R)
• M13: 6,297,173 km (0.035 R)
• M14: 9,095,251 km (0.112 R)
• M15: 10,136,901 km (0.077 R)
• M16: 10,334,520 km (0.074 R)
• M17: 10,585,097 km (0.05 R)
• M18: 11,628,093 km (0.102 R)
• M19: 12,063,722 km (0.074 R)
• M20: 15,619,214 km (0.052 R)
• M21: 16,149,539 km (0.035 R)
• M22: 19,056,226 km (0.083 R)
• M23: 22,127,470 km (0.102 R)
• M24: 22,711,650 km (0.063 R)
• M25: 24,436,812 km (0.099 R)
• M26: 27,951,913 km (0.053 R)
• M27: 30,953,894 km (0.097 R)
• M28: 32,425,638 km (0.099 R)
• M29: 34,274,518 km (0.1 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 260.3

Radius: 6.6

Gravity: 5.98 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 15.18 AU - 19.02 AU

Year: 25573 Days

Day: 17.6 Hours

Environment

Temp: -191 °C

Axial Tilt: 17.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 64,925,834 km

• M1: 82,129 km (0.037 R)
• M2: 499,358 km (0.059 R)
• M3: 1,095,206 km (0.109 R)
• M4: 1,330,224 km (0.088 R)
• M5: 1,921,884 km (0.117 R)
• M6: 2,910,127 km (0.11 R)
• M7: 3,183,742 km (0.096 R)
• M8: 3,447,184 km (0.092 R)
• M9: 3,987,980 km (0.057 R)
• M10: 5,643,430 km (0.079 R)
• M11: 7,119,662 km (0.09 R)
• M12: 7,525,521 km (0.098 R)
• M13: 8,734,421 km (0.086 R)
• M14: 9,147,162 km (0.118 R)
• M15: 11,107,492 km (0.094 R)
• M16: 12,027,669 km (0.099 R)
• M17: 13,603,832 km (0.044 R)
• M18: 14,512,789 km (0.07 R)
• M19: 15,989,170 km (0.1 R)
• M20: 16,450,979 km (0.061 R)
• M21: 17,401,224 km (0.115 R)
• M22: 20,113,284 km (0.107 R)
• M23: 23,388,580 km (0.1 R)
• M24: 23,784,117 km (0.079 R)
• M25: 24,184,141 km (0.096 R)
• M26: 25,100,578 km (0.06 R)
• M27: 27,988,864 km (0.086 R)
• M28: 28,885,404 km (0.1 R)
• M29: 29,685,453 km (0.083 R)
• M30: 30,032,820 km (0.09 R)
• M31: 31,091,075 km (0.11 R)
• M32: 36,360,660 km (0.096 R)
• M33: 43,225,108 km (0.071 R)
• M34: 43,671,508 km (0.098 R)
• M35: 48,464,773 km (0.071 R)
• M36: 53,426,187 km (0.087 R)
• M37: 58,352,744 km (0.114 R)
• M38: 60,368,276 km (0.078 R)
• M39: 62,240,344 km (0.111 R)

Kuiper Belt

Range: 30.3 - 59.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 470 - 13,741 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit