🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.17 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.63

Radius: 1.67

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 0.92 AU - 1.42 AU

Year: 447 Days

Day: 30.2 Hours

Environment

Temp: 17 °C

Axial Tilt: 28.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 64,518,487 km

• M1: 743,801 km (0.116 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.35 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.98

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 1.28 AU - 1.42 AU

Year: 554 Days

Day: 20.3 Hours

Environment

Temp: 13 °C

Axial Tilt: 4.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 2.34 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.1

Radius: 1.57

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 2.24 AU - 2.44 AU

Year: 1264 Days

Day: 28.6 Hours

Environment

Temp: -67 °C

Axial Tilt: 0.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.91 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 3.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.82

Radius: 1.88

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 2.95 AU - 4.01 AU

Year: 2292 Days

Day: 47.1 Hours

Environment

Temp: -115 °C

Axial Tilt: 37.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 64,518,487 km

• M1: 766,539 km (0.079 R)

Planet 5 - Terrestrial

Semi-Major Axis: 4.4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.64

Radius: 0.84

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 3.61 AU - 5.19 AU

Year: 3259 Days

Day: 20.3 Hours

Environment

Temp: -132 °C

Axial Tilt: 14.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.95

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 3.79 AU - 5.13 AU

Year: 3326 Days

Day: 16.2 Hours

Environment

Temp: -132 °C

Axial Tilt: 34 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.17 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 510.2

Radius: 11.6

Gravity: 3.79 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 5.69 AU - 6.07 AU

Year: 5035 Days

Day: 14.9 Hours

Environment

Temp: -151 °C

Axial Tilt: 22 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 64,518,487 km

• M1: 144,362 km (0.065 R)
• M2: 508,334 km (0.118 R)
• M3: 1,399,338 km (0.073 R)
• M4: 1,974,841 km (0.118 R)
• M5: 3,245,526 km (0.119 R)
• M6: 4,057,244 km (0.11 R)
• M7: 4,523,540 km (0.118 R)
• M8: 4,896,638 km (0.106 R)
• M9: 5,592,417 km (0.103 R)
• M10: 6,475,793 km (0.092 R)
• M11: 6,886,588 km (0.086 R)
• M12: 7,656,120 km (0.076 R)
• M13: 10,100,699 km (0.044 R)
• M14: 10,697,893 km (0.086 R)
• M15: 11,138,758 km (0.107 R)
• M16: 11,730,119 km (0.094 R)
• M17: 14,201,625 km (0.045 R)
• M18: 15,336,624 km (0.12 R)
• M19: 16,356,582 km (0.076 R)
• M20: 17,481,858 km (0.099 R)
• M21: 18,156,394 km (0.101 R)
• M22: 19,168,574 km (0.089 R)
• M23: 20,553,700 km (0.108 R)
• M24: 22,863,342 km (0.092 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 623.3

Radius: 12

Gravity: 4.33 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 5.28 AU - 7.16 AU

Year: 5478 Days

Day: 8.7 Hours

Environment

Temp: -154 °C

Axial Tilt: 32.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 64,518,487 km

• M1: 149,299 km (0.067 R)
• M2: 598,840 km (0.107 R)
• M3: 984,803 km (0.109 R)
• M4: 1,545,496 km (0.103 R)
• M5: 3,403,352 km (0.101 R)
• M6: 4,756,315 km (0.037 R)
• M7: 5,790,186 km (0.078 R)
• M8: 6,700,788 km (0.12 R)
• M9: 7,668,237 km (0.103 R)
• M10: 8,223,545 km (0.117 R)
• M11: 9,582,192 km (0.066 R)
• M12: 9,965,761 km (0.109 R)
• M13: 11,460,693 km (0.032 R)
• M14: 11,893,330 km (0.109 R)
• M15: 13,733,683 km (0.106 R)
• M16: 14,498,278 km (0.079 R)
• M17: 15,348,891 km (0.09 R)
• M18: 19,020,023 km (0.087 R)
• M19: 19,559,174 km (0.092 R)
• M20: 20,108,497 km (0.1 R)
• M21: 20,951,631 km (0.072 R)
• M22: 22,784,055 km (0.115 R)
• M23: 23,392,320 km (0.071 R)
• M24: 24,562,026 km (0.102 R)
• M25: 25,934,436 km (0.087 R)
• M26: 26,514,278 km (0.089 R)

Planet 9 - Gas Giant

Semi-Major Axis: 10.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 825.8

Radius: 11.7

Gravity: 6.03 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 9.6 AU - 11.74 AU

Year: 12307 Days

Day: 6.4 Hours

Environment

Temp: -169 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 64,518,487 km

• M1: 147,653 km (0.078 R)
• M2: 641,625 km (0.075 R)
• M3: 1,091,915 km (0.092 R)
• M4: 1,886,429 km (0.094 R)
• M5: 2,672,716 km (0.077 R)
• M6: 3,857,680 km (0.111 R)
• M7: 4,663,414 km (0.044 R)
• M8: 5,796,768 km (0.03 R)
• M9: 6,689,718 km (0.1 R)
• M10: 8,698,967 km (0.08 R)
• M11: 11,430,325 km (0.037 R)
• M12: 12,768,627 km (0.097 R)
• M13: 13,280,252 km (0.062 R)
• M14: 14,619,602 km (0.119 R)
• M15: 15,465,278 km (0.109 R)
• M16: 16,046,915 km (0.094 R)
• M17: 17,176,977 km (0.106 R)
• M18: 18,198,581 km (0.119 R)
• M19: 18,765,258 km (0.069 R)
• M20: 21,328,168 km (0.091 R)
• M21: 23,922,943 km (0.093 R)
• M22: 24,799,886 km (0.073 R)
• M23: 26,309,030 km (0.079 R)
• M24: 26,825,441 km (0.104 R)
• M25: 27,771,947 km (0.113 R)
• M26: 30,973,491 km (0.069 R)
• M27: 33,440,210 km (0.032 R)
• M28: 36,544,217 km (0.088 R)
• M29: 43,606,134 km (0.088 R)
• M30: 45,503,932 km (0.108 R)
• M31: 51,688,159 km (0.044 R)
• M32: 52,498,680 km (0.056 R)
• M33: 55,486,449 km (0.092 R)

Planet 10 - Ice Giant

Semi-Major Axis: 14.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 431.4

Radius: 7.1

Gravity: 8.56 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 13.34 AU - 15.84 AU

Year: 19678 Days

Day: 21.1 Hours

Environment

Temp: -196 °C

Axial Tilt: 9.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 64,518,487 km

• M1: 88,263 km (0.09 R)
• M2: 323,580 km (0.067 R)
• M3: 566,078 km (0.097 R)
• M4: 1,082,939 km (0.032 R)
• M5: 1,675,945 km (0.105 R)
• M6: 2,140,746 km (0.101 R)
• M7: 2,995,249 km (0.102 R)
• M8: 3,431,925 km (0.102 R)
• M9: 5,959,530 km (0.111 R)
• M10: 6,237,782 km (0.09 R)
• M11: 13,120,032 km (0.115 R)
• M12: 13,455,880 km (0.082 R)
• M13: 13,728,746 km (0.097 R)
• M14: 14,857,013 km (0.075 R)
• M15: 17,137,184 km (0.091 R)
• M16: 20,526,473 km (0.097 R)
• M17: 24,438,607 km (0.096 R)
• M18: 25,255,861 km (0.108 R)
• M19: 26,196,981 km (0.081 R)
• M20: 27,161,139 km (0.102 R)
• M21: 30,899,590 km (0.104 R)
• M22: 31,136,553 km (0.093 R)
• M23: 32,584,211 km (0.079 R)
• M24: 34,967,156 km (0.079 R)
• M25: 35,873,569 km (0.04 R)
• M26: 36,795,691 km (0.108 R)
• M27: 40,217,742 km (0.108 R)
• M28: 43,399,689 km (0.082 R)
• M29: 43,846,089 km (0.12 R)
• M30: 54,807,424 km (0.088 R)

Kuiper Belt

Range: 31.1 - 57.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 451 - 10,621 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit