🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.8

Radius: 1.27

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 0.96 AU - 1.36 AU

Year: 441 Days

Day: 34.7 Hours

Environment

Temp: 21 °C

Axial Tilt: 34.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.17 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.84

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 0.93 AU - 1.41 AU

Year: 447 Days

Day: 36.2 Hours

Environment

Temp: 25 °C

Axial Tilt: 11.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 51,353,529 km

• M1: 190,737 km (0.041 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.24 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.45

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 1.07 AU - 1.41 AU

Year: 488 Days

Day: 45.2 Hours

Environment

Temp: 32 °C

Axial Tilt: 12 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 51,353,529 km

• M1: 45,328 km (0.079 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.01 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.79

Radius: 1.7

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 1.78 AU - 2.24 AU

Year: 1006 Days

Day: 14.3 Hours

Environment

Temp: -45 °C

Axial Tilt: 22.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 51,353,529 km

• M1: 58,942 km (0.064 R)
• M2: 429,196 km (0.09 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.37

Radius: 1.41

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 2.39 AU - 2.59 AU

Year: 1387 Days

Day: 47 Hours

Environment

Temp: -71 °C

Axial Tilt: 26 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 51,353,529 km

• M1: 318,793 km (0.058 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 834.3

Radius: 8

Gravity: 13.04 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 5.63 AU - 6.71 AU

Year: 5412 Days

Day: 10.5 Hours

Environment

Temp: -141 °C

Axial Tilt: 39.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 51,353,529 km

• M1: 99,483 km (0.083 R)
• M2: 506,538 km (0.12 R)
• M3: 1,210,097 km (0.094 R)
• M4: 1,641,687 km (0.077 R)
• M5: 1,959,283 km (0.111 R)
• M6: 2,317,869 km (0.057 R)
• M7: 2,908,631 km (0.119 R)
• M8: 3,778,094 km (0.097 R)
• M9: 4,111,548 km (0.076 R)
• M10: 5,496,076 km (0.093 R)
• M11: 8,060,632 km (0.057 R)
• M12: 9,667,762 km (0.09 R)
• M13: 10,157,247 km (0.109 R)
• M14: 10,803,958 km (0.063 R)
• M15: 11,477,747 km (0.08 R)
• M16: 12,026,622 km (0.031 R)
• M17: 12,962,356 km (0.091 R)
• M18: 15,815,636 km (0.06 R)
• M19: 17,001,648 km (0.069 R)
• M20: 17,258,658 km (0.095 R)
• M21: 18,855,914 km (0.067 R)
• M22: 19,409,576 km (0.088 R)
• M23: 19,831,891 km (0.07 R)
• M24: 23,040,166 km (0.102 R)
• M25: 25,055,998 km (0.045 R)
• M26: 25,894,344 km (0.092 R)
• M27: 26,406,268 km (0.102 R)
• M28: 27,450,312 km (0.063 R)
• M29: 28,793,701 km (0.106 R)
• M30: 29,159,318 km (0.103 R)
• M31: 30,086,675 km (0.099 R)
• M32: 31,708,166 km (0.102 R)
• M33: 33,487,483 km (0.061 R)

Asteroid Belt

Center: 8.96 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 11.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 238.3

Radius: 13.1

Gravity: 1.39 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 10.8 AU - 12.7 AU

Year: 14222 Days

Day: 7.4 Hours

Environment

Temp: -176 °C

Axial Tilt: 11.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 51,353,529 km

• M1: 292,464 km (0.115 R)
• M2: 802,892 km (0.092 R)
• M3: 2,402,542 km (0.1 R)
• M4: 3,068,701 km (0.119 R)
• M5: 3,610,844 km (0.06 R)
• M6: 4,657,281 km (0.097 R)
• M7: 5,600,196 km (0.095 R)
• M8: 6,308,542 km (0.047 R)
• M9: 7,822,921 km (0.075 R)
• M10: 10,986,019 km (0.045 R)
• M11: 11,401,003 km (0.088 R)
• M12: 14,730,154 km (0.07 R)
• M13: 16,820,785 km (0.12 R)
• M14: 18,586,488 km (0.094 R)
• M15: 19,932,121 km (0.115 R)
• M16: 23,494,046 km (0.093 R)
• M17: 25,066,470 km (0.097 R)
• M18: 26,708,007 km (0.108 R)
• M19: 28,226,276 km (0.039 R)
• M20: 29,801,392 km (0.107 R)
• M21: 39,164,723 km (0.07 R)
• M22: 40,503,773 km (0.057 R)
• M23: 42,378,833 km (0.106 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 798.5

Radius: 4.7

Gravity: 36.15 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 14.97 AU - 18.63 AU

Year: 24314 Days

Day: 24.1 Hours

Environment

Temp: -193 °C

Axial Tilt: 18.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 51,353,529 km

• M1: 63,878 km (0.042 R)
• M2: 258,655 km (0.117 R)
• M3: 498,460 km (0.055 R)
• M4: 664,215 km (0.079 R)
• M5: 1,256,622 km (0.113 R)
• M6: 1,415,495 km (0.066 R)
• M7: 2,146,580 km (0.057 R)
• M8: 2,747,963 km (0.103 R)
• M9: 4,171,237 km (0.115 R)
• M10: 4,564,381 km (0.075 R)
• M11: 5,465,857 km (0.053 R)
• M12: 5,762,211 km (0.089 R)
• M13: 5,980,474 km (0.1 R)
• M14: 8,588,713 km (0.037 R)
• M15: 9,106,022 km (0.075 R)
• M16: 9,705,012 km (0.074 R)
• M17: 11,521,579 km (0.116 R)
• M18: 14,896,208 km (0.109 R)
• M19: 16,325,765 km (0.038 R)
• M20: 17,660,926 km (0.079 R)
• M21: 18,685,223 km (0.113 R)
• M22: 18,971,254 km (0.094 R)
• M23: 21,889,011 km (0.111 R)
• M24: 26,745,257 km (0.081 R)
• M25: 29,615,591 km (0.091 R)
• M26: 30,792,478 km (0.115 R)
• M27: 32,136,315 km (0.094 R)
• M28: 33,659,222 km (0.119 R)
• M29: 34,224,702 km (0.081 R)
• M30: 35,812,384 km (0.04 R)
• M31: 38,361,831 km (0.107 R)
• M32: 39,134,055 km (0.12 R)
• M33: 42,326,773 km (0.116 R)
• M34: 59,261,700 km (0.096 R)
• M35: 63,030,520 km (0.104 R)
• M36: 70,579,677 km (0.043 R)
• M37: 72,674,197 km (0.047 R)
• M38: 83,770,918 km (0.066 R)
• M39: 84,548,378 km (0.115 R)
• M40: 88,508,234 km (0.085 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 117.8

Radius: 7.8

Gravity: 1.94 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 17.01 AU - 18.8 AU

Year: 26741 Days

Day: 18.2 Hours

Environment

Temp: -183 °C

Axial Tilt: 18.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 51,353,529 km

• M1: 96,939 km (0.051 R)
• M2: 525,837 km (0.12 R)
• M3: 850,763 km (0.086 R)
• M4: 1,186,461 km (0.032 R)
• M5: 1,808,339 km (0.049 R)
• M6: 2,257,133 km (0.117 R)
• M7: 2,735,696 km (0.064 R)
• M8: 4,172,285 km (0.039 R)
• M9: 4,583,380 km (0.1 R)
• M10: 5,625,030 km (0.077 R)
• M11: 7,180,099 km (0.117 R)
• M12: 7,514,002 km (0.118 R)
• M13: 9,589,373 km (0.093 R)
• M14: 11,903,802 km (0.091 R)
• M15: 13,097,443 km (0.092 R)
• M16: 19,629,784 km (0.1 R)
• M17: 25,368,508 km (0.081 R)
• M18: 25,948,648 km (0.113 R)
• M19: 32,585,408 km (0.117 R)
• M20: 34,670,803 km (0.073 R)
• M21: 38,977,725 km (0.094 R)
• M22: 41,458,656 km (0.037 R)
• M23: 43,352,865 km (0.099 R)
• M24: 46,301,139 km (0.057 R)

Kuiper Belt

Range: 31.1 - 49.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 421 - 15,031 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit