🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.1

Radius: 0.4

Gravity: 0.63 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 0.72 AU - 0.86 AU

Year: 247 Days

Day: 16.9 Hours

Environment

Temp: 133 °C

Axial Tilt: 2.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.21

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 1.59 AU - 1.97 AU

Year: 835 Days

Day: 27.7 Hours

Environment

Temp: -39 °C

Axial Tilt: 1.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.42

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 1.77 AU - 1.87 AU

Year: 863 Days

Day: 41.2 Hours

Environment

Temp: -35 °C

Axial Tilt: 35.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.9

Radius: 1.53

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 2.25 AU - 2.91 AU

Year: 1456 Days

Day: 43.2 Hours

Environment

Temp: -84 °C

Axial Tilt: 35.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 71,307,479 km

• M1: 510,129 km (0.1 R)
• M2: 1,322,894 km (0.114 R)

Asteroid Belt

Center: 4.94 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 7.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 39.3

Radius: 11.2

Gravity: 0.31 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 6.15 AU - 8.45 AU

Year: 6932 Days

Day: 7.4 Hours

Environment

Temp: -146 °C

Axial Tilt: 18.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 71,307,479 km

• M1: 485,445 km (0.113 R)
• M2: 2,657,756 km (0.063 R)
• M3: 4,530,272 km (0.073 R)
• M4: 4,891,551 km (0.053 R)
• M5: 7,788,963 km (0.058 R)
• M6: 11,089,391 km (0.102 R)
• M7: 13,595,604 km (0.106 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 170.8

Radius: 8.6

Gravity: 2.31 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 7.67 AU - 8.35 AU

Year: 7968 Days

Day: 6.1 Hours

Environment

Temp: -149 °C

Axial Tilt: 23.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 71,307,479 km

• M1: 106,962 km (0.044 R)
• M2: 385,663 km (0.11 R)
• M3: 811,120 km (0.113 R)
• M4: 1,425,518 km (0.072 R)
• M5: 1,771,987 km (0.092 R)
• M6: 2,247,110 km (0.06 R)
• M7: 2,839,517 km (0.118 R)
• M8: 3,800,983 km (0.079 R)
• M9: 4,083,274 km (0.116 R)
• M10: 5,303,095 km (0.093 R)
• M11: 6,260,970 km (0.107 R)
• M12: 6,625,390 km (0.11 R)
• M13: 7,100,513 km (0.075 R)
• M14: 7,943,049 km (0.108 R)
• M15: 11,397,413 km (0.039 R)
• M16: 13,081,436 km (0.108 R)
• M17: 13,577,204 km (0.099 R)
• M18: 14,396,551 km (0.079 R)
• M19: 15,194,057 km (0.114 R)
• M20: 16,133,382 km (0.032 R)
• M21: 16,531,163 km (0.046 R)
• M22: 19,246,664 km (0.12 R)
• M23: 20,610,099 km (0.071 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 393.8

Radius: 10.2

Gravity: 3.79 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 7.86 AU - 11.16 AU

Year: 10307 Days

Day: 9 Hours

Environment

Temp: -161 °C

Axial Tilt: 3.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 71,307,479 km

• M1: 126,859 km (0.074 R)
• M2: 502,350 km (0.117 R)
• M3: 831,166 km (0.084 R)
• M4: 1,557,463 km (0.079 R)
• M5: 2,163,784 km (0.102 R)
• M6: 2,606,444 km (0.052 R)
• M7: 3,195,411 km (0.086 R)
• M8: 3,895,678 km (0.092 R)
• M9: 4,444,403 km (0.07 R)
• M10: 5,194,636 km (0.117 R)
• M11: 5,600,196 km (0.09 R)
• M12: 6,835,276 km (0.077 R)
• M13: 7,170,675 km (0.051 R)
• M14: 8,495,663 km (0.079 R)
• M15: 11,056,330 km (0.109 R)
• M16: 13,044,037 km (0.034 R)
• M17: 16,290,460 km (0.072 R)
• M18: 16,688,989 km (0.107 R)
• M19: 17,093,950 km (0.111 R)
• M20: 19,888,738 km (0.118 R)
• M21: 20,497,601 km (0.097 R)
• M22: 23,057,819 km (0.091 R)
• M23: 23,476,244 km (0.116 R)
• M24: 25,112,695 km (0.09 R)
• M25: 27,755,043 km (0.066 R)
• M26: 29,192,080 km (0.086 R)
• M27: 39,584,045 km (0.088 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 802.9

Radius: 5.9

Gravity: 23.07 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 11.35 AU - 14.95 AU

Year: 16760 Days

Day: 23.7 Hours

Environment

Temp: -173 °C

Axial Tilt: 77.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 71,307,479 km

• M1: 74,649 km (0.086 R)
• M2: 277,354 km (0.039 R)
• M3: 752,028 km (0.113 R)
• M4: 2,656,709 km (0.093 R)
• M5: 3,452,569 km (0.057 R)
• M6: 4,013,112 km (0.09 R)
• M7: 5,896,550 km (0.102 R)
• M8: 9,974,288 km (0.118 R)
• M9: 10,322,403 km (0.104 R)
• M10: 10,859,609 km (0.029 R)
• M11: 14,334,618 km (0.08 R)
• M12: 16,886,757 km (0.116 R)
• M13: 19,455,951 km (0.039 R)
• M14: 21,497,962 km (0.077 R)
• M15: 28,013,099 km (0.091 R)
• M16: 37,650,343 km (0.085 R)
• M17: 38,920,130 km (0.043 R)
• M18: 50,971,286 km (0.053 R)
• M19: 61,922,448 km (0.093 R)
• M20: 67,529,676 km (0.078 R)

Kuiper Belt

Range: 31.2 - 46.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 399 - 15,326 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit