🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.63

Radius: 1.67

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 0.68 AU - 0.8 AU

Year: 222 Days

Day: 40.3 Hours

Environment

Temp: 200 °C

Axial Tilt: 6.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 76,311,116 km

• M1: 57,595 km (0.069 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.66

Radius: 0.85

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 0.64 AU - 0.98 AU

Year: 254 Days

Day: 33.3 Hours

Environment

Temp: 114 °C

Axial Tilt: 25.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 2.01 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.66

Radius: 1.22

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 1.85 AU - 2.17 AU

Year: 992 Days

Day: 44.5 Hours

Environment

Temp: -45 °C

Axial Tilt: 9.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 76,311,116 km

• M1: 44,879 km (0.064 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.08

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 2.08 AU - 3.18 AU

Year: 1485 Days

Day: 17.1 Hours

Environment

Temp: -74 °C

Axial Tilt: 5.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.53

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 3.15 AU - 3.83 AU

Year: 2271 Days

Day: 42.8 Hours

Environment

Temp: -92 °C

Axial Tilt: 23.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.59 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 7.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 817.9

Radius: 10.4

Gravity: 7.56 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 6.61 AU - 8.75 AU

Year: 7412 Days

Day: 8.6 Hours

Environment

Temp: -148 °C

Axial Tilt: 27.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 76,311,116 km

• M1: 129,402 km (0.107 R)
• M2: 1,070,373 km (0.071 R)
• M3: 1,594,414 km (0.1 R)
• M4: 2,098,858 km (0.071 R)
• M5: 3,075,433 km (0.106 R)
• M6: 3,812,651 km (0.072 R)
• M7: 4,330,858 km (0.108 R)
• M8: 5,195,534 km (0.116 R)
• M9: 6,068,886 km (0.07 R)
• M10: 8,875,043 km (0.042 R)
• M11: 9,277,910 km (0.09 R)
• M12: 11,374,225 km (0.113 R)
• M13: 12,174,574 km (0.074 R)
• M14: 13,012,172 km (0.062 R)
• M15: 14,615,712 km (0.118 R)
• M16: 18,936,697 km (0.115 R)
• M17: 20,060,326 km (0.107 R)
• M18: 21,868,815 km (0.104 R)
• M19: 23,869,088 km (0.064 R)
• M20: 25,627,013 km (0.089 R)
• M21: 31,830,986 km (0.112 R)
• M22: 36,977,302 km (0.037 R)
• M23: 37,323,472 km (0.06 R)

Planet 7 - Gas Giant

Semi-Major Axis: 12.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 428.5

Radius: 14.6

Gravity: 2.01 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 9.9 AU - 14.52 AU

Year: 14858 Days

Day: 14.4 Hours

Environment

Temp: -182 °C

Axial Tilt: 44.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 76,311,116 km

• M1: 183,407 km (0.109 R)
• M2: 954,285 km (0.069 R)
• M3: 1,575,266 km (0.119 R)
• M4: 4,682,264 km (0.107 R)
• M5: 6,363,744 km (0.082 R)
• M6: 9,032,121 km (0.103 R)
• M7: 10,033,230 km (0.05 R)
• M8: 12,798,547 km (0.109 R)
• M9: 18,663,681 km (0.06 R)
• M10: 19,626,343 km (0.117 R)
• M11: 27,316,272 km (0.114 R)
• M12: 27,828,944 km (0.112 R)
• M13: 29,085,416 km (0.063 R)
• M14: 30,598,748 km (0.105 R)
• M15: 32,277,835 km (0.096 R)
• M16: 34,850,619 km (0.113 R)
• M17: 37,180,307 km (0.054 R)
• M18: 48,582,806 km (0.115 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 504.6

Radius: 7.2

Gravity: 9.73 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 15.87 AU - 17.19 AU

Year: 23405 Days

Day: 17.1 Hours

Environment

Temp: -198 °C

Axial Tilt: 20.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 76,311,116 km

• M1: 89,609 km (0.102 R)
• M2: 836,551 km (0.105 R)
• M3: 1,078,750 km (0.067 R)
• M4: 1,476,082 km (0.049 R)
• M5: 1,891,366 km (0.078 R)
• M6: 2,471,955 km (0.11 R)
• M7: 2,929,575 km (0.109 R)
• M8: 3,499,543 km (0.074 R)
• M9: 4,239,005 km (0.097 R)
• M10: 5,817,712 km (0.099 R)
• M11: 7,269,409 km (0.12 R)
• M12: 7,703,842 km (0.114 R)
• M13: 8,104,614 km (0.108 R)
• M14: 9,964,415 km (0.091 R)
• M15: 10,200,480 km (0.115 R)
• M16: 10,806,950 km (0.102 R)
• M17: 11,826,908 km (0.099 R)
• M18: 12,225,587 km (0.08 R)
• M19: 12,840,135 km (0.08 R)
• M20: 15,115,668 km (0.091 R)
• M21: 18,787,847 km (0.086 R)
• M22: 19,605,848 km (0.113 R)
• M23: 21,410,746 km (0.104 R)
• M24: 21,804,338 km (0.078 R)
• M25: 22,707,610 km (0.118 R)
• M26: 25,787,980 km (0.117 R)
• M27: 29,256,257 km (0.076 R)
• M28: 30,354,455 km (0.067 R)
• M29: 30,976,333 km (0.113 R)
• M30: 31,479,880 km (0.027 R)
• M31: 34,887,271 km (0.081 R)
• M32: 36,260,579 km (0.083 R)
• M33: 36,819,926 km (0.079 R)
• M34: 52,032,383 km (0.11 R)
• M35: 52,922,790 km (0.057 R)
• M36: 61,004,216 km (0.096 R)
• M37: 69,654,863 km (0.067 R)
• M38: 70,086,154 km (0.09 R)
• M39: 72,710,699 km (0.118 R)
• M40: 75,627,109 km (0.047 R)

Kuiper Belt

Range: 31.5 - 49.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 514 - 11,688 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit