🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.08

Radius: 1.34

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 0.69 AU - 0.97 AU

Year: 286 Days

Day: 42.5 Hours

Environment

Temp: 109 °C

Axial Tilt: 37.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.55

Radius: 1.19

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 1.03 AU - 1.19 AU

Year: 443 Days

Day: 45.8 Hours

Environment

Temp: 1 °C

Axial Tilt: 1.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 53,599,677 km

• M1: 318,643 km (0.094 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.13

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 1.44 AU - 1.72 AU

Year: 752 Days

Day: 30.7 Hours

Environment

Temp: -45 °C

Axial Tilt: 26.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 53,599,677 km

• M1: 111,002 km (0.038 R)
• M2: 366,365 km (0.038 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.21 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.12

Radius: 0.43

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 2.72 AU - 3.7 AU

Year: 2178 Days

Day: 31.2 Hours

Environment

Temp: -118 °C

Axial Tilt: 22.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 53,599,677 km

• M1: 35,754 km (0.096 R)

Asteroid Belt

Center: 5.22 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 7.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 722

Radius: 9.8

Gravity: 7.52 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 5.53 AU - 8.91 AU

Year: 7348 Days

Day: 9.3 Hours

Environment

Temp: -167 °C

Axial Tilt: 35.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 53,599,677 km

• M1: 122,371 km (0.079 R)
• M2: 468,092 km (0.086 R)
• M3: 817,852 km (0.115 R)
• M4: 1,637,498 km (0.103 R)
• M5: 1,984,865 km (0.114 R)
• M6: 2,434,855 km (0.071 R)
• M7: 3,161,751 km (0.092 R)
• M8: 3,541,281 km (0.062 R)
• M9: 4,206,991 km (0.108 R)
• M10: 5,313,118 km (0.09 R)
• M11: 5,851,970 km (0.112 R)
• M12: 7,150,928 km (0.089 R)
• M13: 7,689,331 km (0.097 R)
• M14: 8,009,021 km (0.071 R)
• M15: 10,070,779 km (0.091 R)
• M16: 10,797,226 km (0.081 R)
• M17: 11,249,610 km (0.093 R)
• M18: 11,610,291 km (0.104 R)
• M19: 11,925,493 km (0.096 R)
• M20: 13,530,379 km (0.083 R)
• M21: 15,400,353 km (0.064 R)
• M22: 16,364,361 km (0.115 R)
• M23: 17,029,025 km (0.028 R)
• M24: 20,018,738 km (0.117 R)
• M25: 21,875,697 km (0.095 R)
• M26: 23,676,257 km (0.054 R)
• M27: 25,750,880 km (0.104 R)
• M28: 30,856,655 km (0.119 R)
• M29: 31,259,821 km (0.102 R)
• M30: 31,768,604 km (0.069 R)
• M31: 33,539,843 km (0.097 R)
• M32: 34,503,702 km (0.12 R)
• M33: 35,596,215 km (0.057 R)
• M34: 36,039,773 km (0.082 R)
• M35: 37,164,449 km (0.099 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 364.6

Radius: 10.8

Gravity: 3.13 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 9.5 AU - 11.94 AU

Year: 13294 Days

Day: 7.9 Hours

Environment

Temp: -182 °C

Axial Tilt: 8.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 53,599,677 km

• M1: 134,339 km (0.113 R)
• M2: 639,830 km (0.071 R)
• M3: 1,697,786 km (0.111 R)
• M4: 2,603,901 km (0.078 R)
• M5: 3,153,972 km (0.116 R)
• M6: 3,505,677 km (0.088 R)
• M7: 6,605,644 km (0.053 R)
• M8: 8,314,500 km (0.066 R)
• M9: 9,130,407 km (0.082 R)
• M10: 13,720,518 km (0.082 R)
• M11: 14,859,257 km (0.078 R)
• M12: 15,652,575 km (0.1 R)
• M13: 17,251,926 km (0.04 R)
• M14: 18,054,219 km (0.027 R)
• M15: 19,576,377 km (0.063 R)
• M16: 22,528,991 km (0.087 R)
• M17: 25,114,042 km (0.118 R)
• M18: 36,600,465 km (0.092 R)
• M19: 38,046,030 km (0.112 R)
• M20: 38,659,531 km (0.116 R)
• M21: 39,654,656 km (0.102 R)
• M22: 42,217,417 km (0.096 R)
• M23: 46,824,134 km (0.058 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 181.4

Radius: 5.9

Gravity: 5.21 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 15.12 AU - 15.76 AU

Year: 22978 Days

Day: 17.4 Hours

Environment

Temp: -204 °C

Axial Tilt: 22.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 53,599,677 km

• M1: 73,453 km (0.048 R)
• M2: 276,606 km (0.119 R)
• M3: 658,979 km (0.12 R)
• M4: 950,545 km (0.083 R)
• M5: 1,893,909 km (0.066 R)
• M6: 2,964,282 km (0.056 R)
• M7: 4,010,719 km (0.086 R)
• M8: 4,211,479 km (0.061 R)
• M9: 7,730,620 km (0.099 R)
• M10: 9,174,538 km (0.043 R)
• M11: 9,882,136 km (0.12 R)
• M12: 10,625,338 km (0.088 R)
• M13: 12,222,894 km (0.109 R)
• M14: 13,973,788 km (0.115 R)
• M15: 14,909,073 km (0.095 R)
• M16: 15,602,310 km (0.118 R)
• M17: 17,887,567 km (0.097 R)
• M18: 21,675,684 km (0.035 R)
• M19: 24,036,937 km (0.106 R)
• M20: 30,129,161 km (0.073 R)
• M21: 31,235,437 km (0.056 R)
• M22: 34,476,624 km (0.118 R)
• M23: 36,054,882 km (0.066 R)
• M24: 37,301,331 km (0.115 R)
• M25: 38,190,691 km (0.096 R)
• M26: 40,276,384 km (0.092 R)
• M27: 42,299,696 km (0.081 R)
• M28: 45,101,364 km (0.052 R)
• M29: 45,820,781 km (0.058 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 238 - 12,141 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit