🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.96 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.81

Radius: 1.87

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 0.96 AU - 0.96 AU

Year: 332 Days

Day: 27.3 Hours

Environment

Temp: 146 °C

Axial Tilt: 37.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.33 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.86

Radius: 1.52

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 1.01 AU - 1.65 AU

Year: 542 Days

Day: 41.8 Hours

Environment

Temp: -4 °C

Axial Tilt: 1.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 73,103,912 km

• M1: 44,431 km (0.061 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.31

Radius: 1.4

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 1.75 AU - 2.37 AU

Year: 1044 Days

Day: 31.4 Hours

Environment

Temp: -54 °C

Axial Tilt: 17.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 73,103,912 km

• M1: 215,122 km (0.118 R)

Planet 4 - Terrestrial

Semi-Major Axis: 5.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.56

Radius: 1.46

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 4.47 AU - 6.13 AU

Year: 4308 Days

Day: 38.9 Hours

Environment

Temp: -143 °C

Axial Tilt: 35 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.61 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 839.4

Radius: 8.6

Gravity: 11.35 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 5.19 AU - 6.65 AU

Year: 5086 Days

Day: 12.4 Hours

Environment

Temp: -150 °C

Axial Tilt: 46.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 73,103,912 km

• M1: 106,962 km (0.115 R)
• M2: 640,728 km (0.068 R)
• M3: 917,933 km (0.112 R)
• M4: 2,207,466 km (0.068 R)
• M5: 3,175,364 km (0.025 R)
• M6: 3,916,023 km (0.115 R)
• M7: 4,556,452 km (0.07 R)
• M8: 5,067,329 km (0.102 R)
• M9: 5,467,802 km (0.1 R)
• M10: 7,073,137 km (0.076 R)
• M11: 7,356,475 km (0.113 R)
• M12: 9,557,658 km (0.04 R)
• M13: 10,531,540 km (0.099 R)
• M14: 10,901,646 km (0.103 R)
• M15: 11,424,640 km (0.12 R)
• M16: 12,164,551 km (0.074 R)
• M17: 13,849,771 km (0.047 R)
• M18: 14,126,377 km (0.098 R)
• M19: 17,100,233 km (0.105 R)
• M20: 18,199,778 km (0.085 R)
• M21: 19,691,717 km (0.027 R)
• M22: 20,324,965 km (0.092 R)
• M23: 21,780,702 km (0.053 R)
• M24: 22,763,410 km (0.114 R)
• M25: 24,817,090 km (0.113 R)
• M26: 25,307,921 km (0.079 R)
• M27: 27,163,533 km (0.117 R)
• M28: 28,837,682 km (0.114 R)
• M29: 29,198,662 km (0.086 R)
• M30: 30,299,852 km (0.107 R)
• M31: 30,672,949 km (0.096 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 415.3

Radius: 13.2

Gravity: 2.38 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 6.29 AU - 8.15 AU

Year: 6850 Days

Day: 10.4 Hours

Environment

Temp: -147 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 73,103,912 km

• M1: 164,857 km (0.105 R)
• M2: 586,872 km (0.091 R)
• M3: 1,201,420 km (0.114 R)
• M4: 1,639,593 km (0.083 R)
• M5: 2,141,344 km (0.106 R)
• M6: 2,674,960 km (0.051 R)
• M7: 4,599,237 km (0.056 R)
• M8: 5,129,861 km (0.115 R)
• M9: 6,188,714 km (0.034 R)
• M10: 7,178,005 km (0.097 R)
• M11: 7,711,022 km (0.094 R)
• M12: 8,194,074 km (0.079 R)
• M13: 13,822,544 km (0.12 R)
• M14: 14,259,669 km (0.099 R)
• M15: 16,585,018 km (0.09 R)
• M16: 17,329,567 km (0.04 R)
• M17: 23,102,698 km (0.091 R)
• M18: 23,641,550 km (0.051 R)
• M19: 24,584,764 km (0.061 R)
• M20: 25,065,722 km (0.115 R)
• M21: 27,479,184 km (0.094 R)

Asteroid Belt

Center: 8.42 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 9.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 766.3

Radius: 13.6

Gravity: 4.14 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 7.95 AU - 11.27 AU

Year: 10519 Days

Day: 14.4 Hours

Environment

Temp: -171 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 73,103,912 km

• M1: 171,738 km (0.106 R)
• M2: 745,745 km (0.066 R)
• M3: 1,224,309 km (0.119 R)
• M4: 2,746,467 km (0.119 R)
• M5: 3,282,776 km (0.079 R)
• M6: 3,888,797 km (0.077 R)
• M7: 5,495,029 km (0.097 R)
• M8: 6,775,587 km (0.105 R)
• M9: 8,157,273 km (0.041 R)
• M10: 12,043,227 km (0.11 R)
• M11: 13,616,398 km (0.105 R)
• M12: 18,220,422 km (0.118 R)
• M13: 19,556,182 km (0.052 R)
• M14: 20,124,654 km (0.092 R)
• M15: 21,125,015 km (0.097 R)
• M16: 21,637,537 km (0.103 R)
• M17: 24,139,860 km (0.085 R)
• M18: 25,078,587 km (0.113 R)
• M19: 25,653,342 km (0.105 R)
• M20: 30,248,689 km (0.112 R)
• M21: 31,450,260 km (0.07 R)
• M22: 35,126,926 km (0.103 R)
• M23: 36,576,530 km (0.107 R)
• M24: 37,814,751 km (0.067 R)
• M25: 40,374,969 km (0.083 R)
• M26: 41,430,532 km (0.117 R)
• M27: 42,099,683 km (0.114 R)
• M28: 42,640,180 km (0.101 R)
• M29: 46,697,873 km (0.059 R)
• M30: 47,422,675 km (0.106 R)
• M31: 49,043,418 km (0.087 R)
• M32: 51,006,292 km (0.077 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 324

Radius: 3.7

Gravity: 23.67 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 11.09 AU - 16.09 AU

Year: 17690 Days

Day: 24.8 Hours

Environment

Temp: -190 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 73,103,912 km

• M1: 46,076 km (0.066 R)
• M2: 495,917 km (0.068 R)
• M3: 810,072 km (0.078 R)
• M4: 1,038,957 km (0.081 R)
• M5: 1,283,101 km (0.062 R)
• M6: 2,993,902 km (0.11 R)
• M7: 4,355,392 km (0.109 R)
• M8: 5,604,834 km (0.119 R)
• M9: 9,734,333 km (0.097 R)
• M10: 13,889,564 km (0.108 R)
• M11: 15,035,184 km (0.038 R)
• M12: 15,737,696 km (0.113 R)
• M13: 18,054,219 km (0.098 R)
• M14: 19,334,328 km (0.032 R)
• M15: 20,164,447 km (0.115 R)
• M16: 23,722,931 km (0.091 R)
• M17: 26,956,340 km (0.103 R)
• M18: 32,743,982 km (0.083 R)
• M19: 33,683,756 km (0.114 R)
• M20: 34,762,207 km (0.086 R)
• M21: 36,235,895 km (0.085 R)
• M22: 36,360,510 km (0.089 R)
• M23: 36,610,638 km (0.101 R)
• M24: 38,135,788 km (0.106 R)
• M25: 40,905,743 km (0.051 R)
• M26: 48,184,577 km (0.096 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 693.8

Radius: 6.3

Gravity: 17.48 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 12.67 AU - 15.55 AU

Year: 18715 Days

Day: 17.8 Hours

Environment

Temp: -195 °C

Axial Tilt: 37.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 73,103,912 km

• M1: 78,539 km (0.112 R)
• M2: 291,865 km (0.084 R)
• M3: 814,261 km (0.114 R)
• M4: 1,139,188 km (0.104 R)
• M5: 2,089,733 km (0.104 R)
• M6: 2,539,125 km (0.037 R)
• M7: 3,428,933 km (0.1 R)
• M8: 4,716,970 km (0.07 R)
• M9: 11,449,922 km (0.107 R)
• M10: 12,495,013 km (0.12 R)
• M11: 12,971,631 km (0.097 R)
• M12: 26,771,137 km (0.093 R)
• M13: 27,562,809 km (0.076 R)
• M14: 33,547,023 km (0.112 R)
• M15: 34,866,177 km (0.066 R)
• M16: 43,206,558 km (0.117 R)
• M17: 55,471,938 km (0.099 R)
• M18: 57,500,634 km (0.065 R)

Kuiper Belt

Range: 31.1 - 53.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 449 - 11,771 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit