🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.37

Radius: 0.67

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 0.45 AU - 0.59 AU

Year: 242 Days

Day: 42.9 Hours

Environment

Temp: -121 °C

Axial Tilt: 4.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 44,568,294 km

• M1: 63,579 km (0.091 R)

Asteroid Belt

Center: 0.85 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 811.7

Radius: 13.1

Gravity: 4.73 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 1.12 AU - 1.24 AU

Year: 828 Days

Day: 7.4 Hours

Environment

Temp: -172 °C

Axial Tilt: 50 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 44,568,294 km

• M1: 162,912 km (0.106 R)
• M2: 678,426 km (0.107 R)
• M3: 1,304,493 km (0.105 R)
• M4: 1,843,943 km (0.119 R)
• M5: 2,354,970 km (0.116 R)
• M6: 2,799,874 km (0.08 R)
• M7: 3,907,796 km (0.041 R)
• M8: 4,622,425 km (0.116 R)
• M9: 5,066,281 km (0.111 R)
• M10: 5,499,816 km (0.068 R)
• M11: 5,917,344 km (0.067 R)
• M12: 6,572,582 km (0.111 R)
• M13: 7,322,816 km (0.055 R)
• M14: 8,231,174 km (0.064 R)
• M15: 8,994,422 km (0.103 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 724.6

Radius: 11.2

Gravity: 5.78 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 1.29 AU - 1.43 AU

Year: 1024 Days

Day: 13.1 Hours

Environment

Temp: -172 °C

Axial Tilt: 9.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 44,568,294 km

• M1: 139,276 km (0.091 R)
• M2: 536,009 km (0.111 R)
• M3: 1,498,073 km (0.044 R)
• M4: 2,395,511 km (0.083 R)
• M5: 2,905,191 km (0.113 R)
• M6: 3,384,203 km (0.078 R)
• M7: 4,449,489 km (0.108 R)
• M8: 4,937,328 km (0.041 R)
• M9: 5,521,059 km (0.043 R)
• M10: 6,063,800 km (0.098 R)
• M11: 7,039,328 km (0.095 R)
• M12: 7,728,824 km (0.073 R)
• M13: 8,735,917 km (0.117 R)
• M14: 10,345,890 km (0.117 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 283

Radius: 12.9

Gravity: 1.7 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 1.16 AU - 1.68 AU

Year: 1093 Days

Day: 11 Hours

Environment

Temp: -184 °C

Axial Tilt: 16 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 44,568,294 km

• M1: 171,140 km (0.09 R)
• M2: 711,637 km (0.04 R)
• M3: 1,476,681 km (0.094 R)
• M4: 2,020,918 km (0.117 R)
• M5: 2,620,356 km (0.047 R)
• M6: 3,349,347 km (0.084 R)
• M7: 5,037,858 km (0.096 R)
• M8: 5,482,164 km (0.09 R)
• M9: 6,267,702 km (0.12 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 299.1

Radius: 10

Gravity: 2.99 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 2.21 AU - 2.33 AU

Year: 2208 Days

Day: 8 Hours

Environment

Temp: -200 °C

Axial Tilt: 38.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 44,568,294 km

• M1: 124,465 km (0.072 R)
• M2: 508,932 km (0.066 R)
• M3: 985,700 km (0.082 R)
• M4: 1,439,132 km (0.102 R)
• M5: 2,718,941 km (0.056 R)
• M6: 4,226,289 km (0.076 R)
• M7: 5,566,387 km (0.087 R)
• M8: 6,662,790 km (0.102 R)
• M9: 7,841,771 km (0.107 R)
• M10: 8,820,889 km (0.08 R)
• M11: 9,750,789 km (0.119 R)
• M12: 10,882,348 km (0.119 R)
• M13: 12,473,620 km (0.067 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 483.8

Radius: 13.2

Gravity: 2.78 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 2.15 AU - 2.71 AU

Year: 2446 Days

Day: 7.8 Hours

Environment

Temp: -195 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 44,568,294 km

• M1: 164,258 km (0.118 R)
• M2: 579,991 km (0.05 R)
• M3: 1,001,408 km (0.104 R)
• M4: 1,670,559 km (0.091 R)
• M5: 2,097,063 km (0.113 R)
• M6: 2,569,792 km (0.095 R)
• M7: 3,611,143 km (0.097 R)
• M8: 4,809,422 km (0.111 R)
• M9: 5,761,463 km (0.102 R)
• M10: 6,308,393 km (0.072 R)
• M11: 6,889,880 km (0.05 R)
• M12: 7,564,716 km (0.087 R)
• M13: 8,949,094 km (0.096 R)
• M14: 10,568,790 km (0.095 R)
• M15: 12,620,974 km (0.112 R)
• M16: 15,438,351 km (0.067 R)
• M17: 16,447,837 km (0.118 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 957.6

Radius: 8.6

Gravity: 12.95 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 2.62 AU - 2.9 AU

Year: 2961 Days

Day: 5 Hours

Environment

Temp: -210 °C

Axial Tilt: 33.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 44,568,294 km

• M1: 107,112 km (0.118 R)
• M2: 490,831 km (0.089 R)
• M3: 840,740 km (0.12 R)
• M4: 1,131,857 km (0.085 R)
• M5: 1,523,654 km (0.082 R)
• M6: 1,800,859 km (0.119 R)
• M7: 2,827,549 km (0.063 R)
• M8: 3,325,411 km (0.082 R)
• M9: 4,007,278 km (0.047 R)
• M10: 4,291,514 km (0.101 R)
• M11: 5,566,387 km (0.072 R)
• M12: 5,865,583 km (0.074 R)
• M13: 7,559,180 km (0.089 R)
• M14: 7,859,124 km (0.1 R)
• M15: 8,733,823 km (0.073 R)
• M16: 9,986,256 km (0.079 R)
• M17: 10,306,994 km (0.115 R)
• M18: 11,011,600 km (0.113 R)
• M19: 11,925,942 km (0.077 R)
• M20: 12,984,497 km (0.108 R)
• M21: 16,646,802 km (0.094 R)
• M22: 19,667,034 km (0.074 R)
• M23: 21,339,089 km (0.118 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 630.2

Radius: 8.5

Gravity: 8.72 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 4.84 AU - 7.04 AU

Year: 9347 Days

Day: 5.8 Hours

Environment

Temp: -224 °C

Axial Tilt: 49.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 44,568,294 km

• M1: 111,301 km (0.086 R)
• M2: 450,888 km (0.093 R)
• M3: 720,314 km (0.101 R)
• M4: 1,071,270 km (0.108 R)
• M5: 1,482,216 km (0.12 R)
• M6: 2,061,459 km (0.057 R)
• M7: 2,564,706 km (0.116 R)
• M8: 3,081,267 km (0.079 R)
• M9: 5,866,032 km (0.098 R)
• M10: 6,725,172 km (0.091 R)
• M11: 6,990,858 km (0.104 R)
• M12: 8,296,548 km (0.107 R)
• M13: 8,691,487 km (0.112 R)
• M14: 9,007,138 km (0.059 R)
• M15: 11,981,293 km (0.038 R)
• M16: 15,685,486 km (0.084 R)
• M17: 16,770,520 km (0.073 R)
• M18: 17,904,771 km (0.076 R)
• M19: 18,863,394 km (0.107 R)
• M20: 21,124,416 km (0.087 R)
• M21: 22,870,522 km (0.068 R)
• M22: 25,713,032 km (0.03 R)
• M23: 28,683,447 km (0.116 R)
• M24: 30,302,545 km (0.098 R)
• M25: 33,281,188 km (0.091 R)
• M26: 35,869,530 km (0.089 R)
• M27: 36,216,747 km (0.076 R)
• M28: 38,831,867 km (0.103 R)
• M29: 41,316,239 km (0.091 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 398 - 13,977 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit