🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.05

Radius: 1.33

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 0.54 AU - 0.66 AU

Year: 174 Days

Day: 31.9 Hours

Environment

Temp: 212 °C

Axial Tilt: 1.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 44,484,696 km

• M1: 407,056 km (0.1 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.97 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.64

Radius: 1.68

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 0.78 AU - 1.16 AU

Year: 358 Days

Day: 39.9 Hours

Environment

Temp: 26 °C

Axial Tilt: 9.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.12 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.2

Radius: 1.08

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 0.89 AU - 1.35 AU

Year: 444 Days

Day: 14.1 Hours

Environment

Temp: -6 °C

Axial Tilt: 37.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.07

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 1.36 AU - 1.44 AU

Year: 621 Days

Day: 39.4 Hours

Environment

Temp: -29 °C

Axial Tilt: 32.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 44,484,696 km

• M1: 40,990 km (0.087 R)
• M2: 1,126,921 km (0.097 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.17 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.78

Radius: 0.91

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 3.15 AU - 3.19 AU

Year: 2115 Days

Day: 34.4 Hours

Environment

Temp: -115 °C

Axial Tilt: 42.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.19 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 400.4

Radius: 8.2

Gravity: 5.95 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 4.73 AU - 5.69 AU

Year: 4456 Days

Day: 9.4 Hours

Environment

Temp: -156 °C

Axial Tilt: 18.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 44,484,696 km

• M1: 102,026 km (0.086 R)
• M2: 419,772 km (0.09 R)
• M3: 681,568 km (0.065 R)
• M4: 969,394 km (0.081 R)
• M5: 1,252,733 km (0.111 R)
• M6: 1,580,801 km (0.038 R)
• M7: 2,774,442 km (0.057 R)
• M8: 3,226,676 km (0.086 R)
• M9: 4,413,436 km (0.118 R)
• M10: 4,715,175 km (0.057 R)
• M11: 5,308,630 km (0.048 R)
• M12: 5,596,905 km (0.086 R)
• M13: 6,176,298 km (0.097 R)
• M14: 6,525,010 km (0.099 R)
• M15: 7,617,673 km (0.114 R)
• M16: 7,883,658 km (0.055 R)
• M17: 10,688,917 km (0.093 R)
• M18: 11,107,343 km (0.028 R)
• M19: 12,337,187 km (0.105 R)
• M20: 14,348,680 km (0.116 R)
• M21: 14,652,962 km (0.059 R)
• M22: 15,538,282 km (0.086 R)
• M23: 17,243,847 km (0.119 R)
• M24: 18,467,708 km (0.06 R)
• M25: 20,251,812 km (0.036 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 284.6

Radius: 8.5

Gravity: 3.94 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 5.21 AU - 5.81 AU

Year: 4847 Days

Day: 11.1 Hours

Environment

Temp: -159 °C

Axial Tilt: 11.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 44,484,696 km

• M1: 105,766 km (0.099 R)
• M2: 376,388 km (0.079 R)
• M3: 866,620 km (0.086 R)
• M4: 1,349,373 km (0.081 R)
• M5: 1,652,907 km (0.113 R)
• M6: 2,519,527 km (0.065 R)
• M7: 3,140,807 km (0.106 R)
• M8: 3,880,718 km (0.102 R)
• M9: 5,545,443 km (0.087 R)
• M10: 7,834,590 km (0.103 R)
• M11: 8,167,595 km (0.051 R)
• M12: 8,933,835 km (0.109 R)
• M13: 9,297,657 km (0.085 R)
• M14: 10,132,713 km (0.04 R)
• M15: 10,811,588 km (0.099 R)
• M16: 12,755,163 km (0.115 R)
• M17: 13,978,425 km (0.113 R)
• M18: 14,618,554 km (0.11 R)
• M19: 15,329,743 km (0.119 R)
• M20: 15,641,505 km (0.118 R)
• M21: 16,493,614 km (0.058 R)
• M22: 21,095,544 km (0.066 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 762.7

Radius: 10.2

Gravity: 7.33 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 5.2 AU - 7.66 AU

Year: 6110 Days

Day: 8.6 Hours

Environment

Temp: -164 °C

Axial Tilt: 5.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 44,484,696 km

• M1: 126,859 km (0.091 R)
• M2: 607,367 km (0.118 R)
• M3: 969,544 km (0.093 R)
• M4: 1,339,200 km (0.035 R)
• M5: 1,961,826 km (0.119 R)
• M6: 2,290,493 km (0.108 R)
• M7: 2,730,161 km (0.088 R)
• M8: 4,609,410 km (0.066 R)
• M9: 5,585,237 km (0.105 R)
• M10: 5,992,891 km (0.026 R)
• M11: 6,763,021 km (0.12 R)
• M12: 8,663,362 km (0.067 R)
• M13: 9,210,890 km (0.095 R)
• M14: 9,691,848 km (0.107 R)
• M15: 10,992,452 km (0.08 R)
• M16: 11,938,957 km (0.107 R)
• M17: 12,353,343 km (0.073 R)
• M18: 13,047,328 km (0.117 R)
• M19: 14,571,431 km (0.109 R)
• M20: 16,527,423 km (0.059 R)
• M21: 21,481,506 km (0.101 R)
• M22: 24,918,667 km (0.077 R)
• M23: 25,596,345 km (0.06 R)
• M24: 26,199,374 km (0.047 R)
• M25: 28,338,773 km (0.098 R)
• M26: 29,545,131 km (0.089 R)
• M27: 30,592,316 km (0.025 R)
• M28: 33,779,199 km (0.08 R)

Planet 9 - Ice Giant

Semi-Major Axis: 12.16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 210

Radius: 4

Gravity: 13.13 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 11.2 AU - 13.12 AU

Year: 15890 Days

Day: 16.3 Hours

Environment

Temp: -196 °C

Axial Tilt: 146.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 44,484,696 km

• M1: 49,816 km (0.056 R)
• M2: 175,628 km (0.085 R)
• M3: 310,416 km (0.083 R)
• M4: 474,524 km (0.12 R)
• M5: 649,853 km (0.108 R)
• M6: 1,297,014 km (0.118 R)
• M7: 1,490,294 km (0.1 R)
• M8: 2,461,932 km (0.074 R)
• M9: 2,718,193 km (0.112 R)
• M10: 4,029,119 km (0.056 R)
• M11: 5,812,924 km (0.109 R)
• M12: 5,950,106 km (0.108 R)
• M13: 7,244,726 km (0.049 R)
• M14: 10,176,096 km (0.106 R)
• M15: 10,989,908 km (0.104 R)
• M16: 13,872,659 km (0.086 R)
• M17: 14,554,377 km (0.086 R)
• M18: 19,044,557 km (0.099 R)
• M19: 20,751,618 km (0.075 R)
• M20: 21,724,453 km (0.12 R)
• M21: 29,500,401 km (0.078 R)
• M22: 30,315,560 km (0.041 R)
• M23: 33,068,609 km (0.075 R)
• M24: 36,099,163 km (0.118 R)
• M25: 38,943,916 km (0.08 R)
• M26: 39,187,461 km (0.117 R)

Planet 10 - Ice Giant

Semi-Major Axis: 14.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 133.9

Radius: 3.7

Gravity: 9.78 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 13.95 AU - 14.61 AU

Year: 20222 Days

Day: 15.5 Hours

Environment

Temp: -194 °C

Axial Tilt: 28.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 44,484,696 km

• M1: 56,099 km (0.093 R)
• M2: 178,769 km (0.11 R)
• M3: 336,595 km (0.115 R)
• M4: 809,175 km (0.095 R)
• M5: 1,107,623 km (0.09 R)
• M6: 1,448,257 km (0.099 R)
• M7: 1,672,205 km (0.102 R)
• M8: 9,984,611 km (0.062 R)
• M9: 10,182,379 km (0.067 R)
• M10: 11,104,949 km (0.085 R)
• M11: 18,569,584 km (0.115 R)
• M12: 20,333,791 km (0.07 R)
• M13: 21,789,977 km (0.117 R)
• M14: 34,649,859 km (0.087 R)
• M15: 35,675,352 km (0.102 R)
• M16: 36,603,757 km (0.061 R)
• M17: 37,192,125 km (0.093 R)
• M18: 37,429,238 km (0.114 R)
• M19: 40,855,328 km (0.096 R)
• M20: 40,981,439 km (0.063 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 255 - 17,623 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit