🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.27

Radius: 1.39

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 0.67 AU - 1.03 AU

Year: 291 Days

Day: 14.8 Hours

Environment

Temp: 131 °C

Axial Tilt: 127.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 49,784,333 km

• M1: 33,360 km (0.096 R)
• M2: 549,623 km (0.09 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.67

Radius: 1.23

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 1.46 AU - 1.8 AU

Year: 772 Days

Day: 38.3 Hours

Environment

Temp: -54 °C

Axial Tilt: 33.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 49,784,333 km

• M1: 30,219 km (0.055 R)

Planet 3 - Terrestrial

Semi-Major Axis: 3.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.84

Radius: 1.52

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 3.76 AU - 4.2 AU

Year: 2945 Days

Day: 21.6 Hours

Environment

Temp: -129 °C

Axial Tilt: 165.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.33 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 185.6

Radius: 12.5

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 3.75 AU - 5.59 AU

Year: 3743 Days

Day: 12.1 Hours

Environment

Temp: -130 °C

Axial Tilt: 10.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 49,784,333 km

• M1: 157,975 km (0.078 R)
• M2: 777,011 km (0.103 R)
• M3: 1,295,667 km (0.091 R)
• M4: 1,708,258 km (0.085 R)
• M5: 2,309,193 km (0.118 R)
• M6: 3,300,279 km (0.098 R)
• M7: 4,220,904 km (0.101 R)
• M8: 4,741,804 km (0.093 R)
• M9: 5,171,598 km (0.087 R)
• M10: 6,259,923 km (0.055 R)
• M11: 6,805,058 km (0.103 R)
• M12: 7,610,044 km (0.083 R)
• M13: 8,140,967 km (0.075 R)
• M14: 9,145,815 km (0.039 R)
• M15: 10,337,811 km (0.116 R)
• M16: 10,879,356 km (0.096 R)
• M17: 11,477,747 km (0.067 R)
• M18: 12,822,333 km (0.104 R)
• M19: 13,876,250 km (0.062 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 765.6

Radius: 14.6

Gravity: 3.59 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 4.07 AU - 5.41 AU

Year: 3827 Days

Day: 6 Hours

Environment

Temp: -138 °C

Axial Tilt: 15.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 49,784,333 km

• M1: 181,612 km (0.093 R)
• M2: 688,449 km (0.068 R)
• M3: 1,406,669 km (0.103 R)
• M4: 2,491,702 km (0.067 R)
• M5: 3,152,326 km (0.06 R)
• M6: 4,327,567 km (0.115 R)
• M7: 5,584,189 km (0.112 R)
• M8: 6,692,710 km (0.104 R)
• M9: 7,201,492 km (0.098 R)
• M10: 7,667,788 km (0.104 R)
• M11: 8,369,253 km (0.075 R)
• M12: 8,885,515 km (0.052 R)
• M13: 9,820,053 km (0.025 R)
• M14: 11,748,220 km (0.103 R)
• M15: 12,922,862 km (0.083 R)
• M16: 14,226,159 km (0.11 R)
• M17: 15,178,499 km (0.068 R)
• M18: 18,912,462 km (0.06 R)
• M19: 20,590,801 km (0.094 R)
• M20: 24,465,385 km (0.035 R)
• M21: 25,755,218 km (0.067 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 948.5

Radius: 14.6

Gravity: 4.45 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 4.97 AU - 6.49 AU

Year: 5087 Days

Day: 6.2 Hours

Environment

Temp: -158 °C

Axial Tilt: 18.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 49,784,333 km

• M1: 181,612 km (0.055 R)
• M2: 673,490 km (0.077 R)
• M3: 1,170,903 km (0.056 R)
• M4: 2,744,523 km (0.048 R)
• M5: 3,392,431 km (0.106 R)
• M6: 3,903,158 km (0.114 R)
• M7: 5,081,540 km (0.101 R)
• M8: 5,723,764 km (0.088 R)
• M9: 6,192,305 km (0.113 R)
• M10: 7,100,962 km (0.076 R)
• M11: 7,829,953 km (0.116 R)
• M12: 8,448,689 km (0.111 R)
• M13: 9,916,843 km (0.12 R)
• M14: 11,402,649 km (0.031 R)
• M15: 12,926,303 km (0.089 R)
• M16: 16,066,363 km (0.107 R)
• M17: 18,512,736 km (0.102 R)
• M18: 19,195,800 km (0.113 R)
• M19: 20,904,058 km (0.072 R)
• M20: 24,053,542 km (0.108 R)
• M21: 26,207,303 km (0.058 R)
• M22: 26,808,537 km (0.062 R)
• M23: 29,398,076 km (0.058 R)
• M24: 30,801,005 km (0.114 R)
• M25: 33,438,116 km (0.119 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 775.2

Radius: 14.6

Gravity: 3.64 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 7.36 AU - 8.54 AU

Year: 8313 Days

Day: 8.3 Hours

Environment

Temp: -163 °C

Axial Tilt: 178.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 49,784,333 km

• M1: 181,911 km (0.099 R)
• M2: 723,754 km (0.056 R)
• M3: 1,189,004 km (0.081 R)
• M4: 1,820,307 km (0.119 R)
• M5: 2,671,818 km (0.117 R)
• M6: 3,678,312 km (0.093 R)
• M7: 4,776,959 km (0.11 R)
• M8: 5,580,749 km (0.114 R)
• M9: 6,729,211 km (0.073 R)
• M10: 7,222,884 km (0.049 R)
• M11: 8,674,133 km (0.08 R)
• M12: 9,776,520 km (0.117 R)
• M13: 12,998,858 km (0.108 R)
• M14: 17,290,522 km (0.111 R)
• M15: 19,564,110 km (0.045 R)
• M16: 20,259,890 km (0.075 R)
• M17: 22,030,530 km (0.108 R)
• M18: 28,449,027 km (0.079 R)
• M19: 29,948,895 km (0.088 R)
• M20: 30,769,888 km (0.03 R)
• M21: 32,242,979 km (0.09 R)
• M22: 37,061,526 km (0.094 R)
• M23: 38,008,181 km (0.12 R)
• M24: 40,694,510 km (0.098 R)
• M25: 43,635,904 km (0.05 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 880.4

Radius: 11.8

Gravity: 6.32 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 7.72 AU - 9.46 AU

Year: 9337 Days

Day: 9.8 Hours

Environment

Temp: -172 °C

Axial Tilt: 4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 49,784,333 km

• M1: 148,850 km (0.079 R)
• M2: 885,769 km (0.117 R)
• M3: 1,295,817 km (0.087 R)
• M4: 1,819,409 km (0.097 R)
• M5: 2,202,829 km (0.049 R)
• M6: 2,892,026 km (0.1 R)
• M7: 3,957,163 km (0.087 R)
• M8: 4,520,848 km (0.094 R)
• M9: 4,915,487 km (0.11 R)
• M10: 5,636,249 km (0.043 R)
• M11: 6,314,227 km (0.038 R)
• M12: 8,050,011 km (0.112 R)
• M13: 8,495,663 km (0.096 R)
• M14: 9,731,790 km (0.092 R)
• M15: 11,749,267 km (0.039 R)
• M16: 12,265,230 km (0.088 R)
• M17: 12,736,613 km (0.071 R)
• M18: 18,828,687 km (0.097 R)
• M19: 19,615,722 km (0.11 R)
• M20: 20,342,767 km (0.1 R)
• M21: 20,754,311 km (0.101 R)
• M22: 24,899,818 km (0.117 R)
• M23: 27,515,387 km (0.111 R)
• M24: 29,462,253 km (0.072 R)
• M25: 30,415,790 km (0.097 R)
• M26: 31,939,744 km (0.085 R)
• M27: 36,574,286 km (0.077 R)
• M28: 37,552,207 km (0.081 R)
• M29: 48,310,089 km (0.098 R)
• M30: 49,043,418 km (0.114 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 499 - 10,747 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit