🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.74

Radius: 0.89

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 0.67 AU - 0.79 AU

Year: 233 Days

Day: 22.5 Hours

Environment

Temp: 130 °C

Axial Tilt: 18 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.93 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.11

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 0.75 AU - 1.11 AU

Year: 334 Days

Day: 23.4 Hours

Environment

Temp: 40 °C

Axial Tilt: 13 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 103,427,072 km

• M1: 51,013 km (0.101 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.19 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.87

Radius: 1.52

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 1.06 AU - 1.32 AU

Year: 484 Days

Day: 34.4 Hours

Environment

Temp: 13 °C

Axial Tilt: 2.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.88

Radius: 1.29

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 1.4 AU - 2.08 AU

Year: 856 Days

Day: 15.9 Hours

Environment

Temp: -52 °C

Axial Tilt: 26.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 103,427,072 km

• M1: 825,780 km (0.086 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.72

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 2.46 AU - 2.82 AU

Year: 1599 Days

Day: 41.4 Hours

Environment

Temp: -95 °C

Axial Tilt: 1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.09 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 793.1

Radius: 8.2

Gravity: 11.8 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 4.41 AU - 6.65 AU

Year: 4848 Days

Day: 10.6 Hours

Environment

Temp: -146 °C

Axial Tilt: 6.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 103,427,072 km

• M1: 102,026 km (0.116 R)
• M2: 468,840 km (0.102 R)
• M3: 1,024,297 km (0.094 R)
• M4: 1,452,147 km (0.092 R)
• M5: 1,966,763 km (0.117 R)
• M6: 2,395,660 km (0.08 R)
• M7: 2,885,593 km (0.112 R)
• M8: 3,879,671 km (0.071 R)
• M9: 6,236,586 km (0.039 R)
• M10: 6,623,147 km (0.074 R)
• M11: 7,163,644 km (0.107 R)
• M12: 7,806,316 km (0.097 R)
• M13: 8,179,563 km (0.09 R)
• M14: 8,486,837 km (0.079 R)
• M15: 9,371,559 km (0.096 R)
• M16: 9,665,518 km (0.098 R)
• M17: 10,140,043 km (0.117 R)
• M18: 10,629,976 km (0.116 R)
• M19: 12,244,586 km (0.085 R)
• M20: 14,125,629 km (0.077 R)
• M21: 14,568,439 km (0.032 R)
• M22: 15,192,412 km (0.113 R)
• M23: 19,248,908 km (0.08 R)
• M24: 19,519,829 km (0.115 R)
• M25: 22,821,454 km (0.112 R)
• M26: 27,151,116 km (0.094 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 235.2

Radius: 4.3

Gravity: 12.72 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 15.25 AU - 18.35 AU

Year: 25670 Days

Day: 23 Hours

Environment

Temp: -198 °C

Axial Tilt: 14.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 103,427,072 km

• M1: 53,556 km (0.09 R)
• M2: 713,881 km (0.062 R)
• M3: 1,108,371 km (0.032 R)
• M4: 1,493,585 km (0.118 R)
• M5: 1,908,420 km (0.113 R)
• M6: 2,354,222 km (0.088 R)
• M7: 2,657,756 km (0.07 R)
• M8: 3,558,185 km (0.089 R)
• M9: 3,811,754 km (0.109 R)
• M10: 4,711,585 km (0.025 R)
• M11: 4,948,398 km (0.05 R)
• M12: 6,415,804 km (0.093 R)
• M13: 7,270,606 km (0.034 R)
• M14: 9,308,129 km (0.044 R)
• M15: 10,513,888 km (0.034 R)
• M16: 12,770,123 km (0.109 R)
• M17: 13,431,196 km (0.103 R)
• M18: 13,838,551 km (0.062 R)
• M19: 15,699,698 km (0.105 R)
• M20: 15,924,693 km (0.062 R)
• M21: 16,304,373 km (0.082 R)
• M22: 19,132,969 km (0.094 R)
• M23: 19,822,466 km (0.114 R)
• M24: 23,716,498 km (0.109 R)
• M25: 24,112,035 km (0.09 R)
• M26: 27,652,867 km (0.12 R)
• M27: 29,206,441 km (0.068 R)
• M28: 32,123,450 km (0.098 R)
• M29: 36,133,122 km (0.108 R)
• M30: 36,394,170 km (0.062 R)
• M31: 36,920,306 km (0.098 R)
• M32: 38,122,325 km (0.073 R)
• M33: 38,392,947 km (0.072 R)
• M34: 38,528,782 km (0.088 R)
• M35: 42,317,498 km (0.062 R)
• M36: 42,607,718 km (0.06 R)
• M37: 44,376,413 km (0.087 R)
• M38: 47,745,208 km (0.09 R)
• M39: 53,788,513 km (0.109 R)
• M40: 58,506,680 km (0.071 R)
• M41: 61,800,825 km (0.098 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 885.5

Radius: 5.3

Gravity: 31.52 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 15.69 AU - 19.81 AU

Year: 27877 Days

Day: 23.7 Hours

Environment

Temp: -189 °C

Axial Tilt: 20.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 103,427,072 km

• M1: 65,973 km (0.107 R)
• M2: 331,658 km (0.106 R)
• M3: 880,533 km (0.09 R)
• M4: 2,310,689 km (0.077 R)
• M5: 2,719,390 km (0.115 R)
• M6: 3,115,376 km (0.109 R)
• M7: 3,327,356 km (0.12 R)
• M8: 4,573,955 km (0.112 R)
• M9: 6,436,000 km (0.11 R)
• M10: 7,400,158 km (0.078 R)
• M11: 8,810,716 km (0.109 R)
• M12: 10,391,367 km (0.077 R)
• M13: 11,003,971 km (0.086 R)
• M14: 11,213,408 km (0.108 R)
• M15: 11,425,537 km (0.094 R)
• M16: 15,628,938 km (0.118 R)
• M17: 21,186,350 km (0.091 R)
• M18: 23,874,773 km (0.106 R)
• M19: 29,111,596 km (0.052 R)
• M20: 30,462,315 km (0.109 R)
• M21: 33,142,810 km (0.097 R)
• M22: 35,823,604 km (0.094 R)
• M23: 37,688,790 km (0.111 R)
• M24: 51,026,936 km (0.107 R)
• M25: 56,847,640 km (0.103 R)
• M26: 61,547,556 km (0.061 R)
• M27: 66,962,700 km (0.04 R)
• M28: 68,129,563 km (0.087 R)
• M29: 70,024,519 km (0.061 R)
• M30: 72,198,027 km (0.052 R)
• M31: 73,424,729 km (0.081 R)
• M32: 76,679,081 km (0.041 R)
• M33: 94,109,328 km (0.045 R)
• M34: 95,572,694 km (0.036 R)
• M35: 98,544,755 km (0.111 R)
• M36: 101,884,378 km (0.074 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 455 - 12,861 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit