🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.49

Radius: 1.17

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 1.43 AU - 2.37 AU

Year: 981 Days

Day: 33.1 Hours

Environment

Temp: -78 °C

Axial Tilt: 20 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 35,969,052 km

• M1: 68,067 km (0.109 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.82

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 2.36 AU - 2.76 AU

Year: 1535 Days

Day: 17.1 Hours

Environment

Temp: -88 °C

Axial Tilt: 41.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.82

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 2.29 AU - 3.11 AU

Year: 1663 Days

Day: 31.5 Hours

Environment

Temp: -95 °C

Axial Tilt: 36.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.65 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 602.2

Radius: 10

Gravity: 6.02 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 4.18 AU - 5.02 AU

Year: 3697 Days

Day: 7.7 Hours

Environment

Temp: -148 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 35,969,052 km

• M1: 124,914 km (0.074 R)
• M2: 562,189 km (0.074 R)
• M3: 1,057,358 km (0.067 R)
• M4: 1,446,312 km (0.098 R)
• M5: 2,197,742 km (0.097 R)
• M6: 3,190,773 km (0.109 R)
• M7: 3,568,208 km (0.07 R)
• M8: 4,597,442 km (0.068 R)
• M9: 5,677,838 km (0.066 R)
• M10: 6,063,950 km (0.09 R)
• M11: 6,645,885 km (0.035 R)
• M12: 8,194,822 km (0.061 R)
• M13: 9,315,160 km (0.058 R)
• M14: 10,908,078 km (0.088 R)
• M15: 11,681,051 km (0.093 R)
• M16: 13,432,542 km (0.078 R)
• M17: 15,832,990 km (0.107 R)
• M18: 18,208,155 km (0.073 R)
• M19: 18,746,558 km (0.087 R)
• M20: 20,553,401 km (0.104 R)
• M21: 21,334,152 km (0.1 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 973.6

Radius: 15

Gravity: 4.33 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 4.91 AU - 5.71 AU

Year: 4585 Days

Day: 10.9 Hours

Environment

Temp: -148 °C

Axial Tilt: 20.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 35,969,052 km

• M1: 186,549 km (0.071 R)
• M2: 1,250,189 km (0.059 R)
• M3: 1,920,986 km (0.077 R)
• M4: 2,649,528 km (0.087 R)
• M5: 3,389,888 km (0.091 R)
• M6: 4,050,662 km (0.093 R)
• M7: 4,538,351 km (0.118 R)
• M8: 5,372,359 km (0.061 R)
• M9: 6,275,032 km (0.052 R)
• M10: 7,418,110 km (0.113 R)
• M11: 8,002,140 km (0.115 R)
• M12: 8,616,837 km (0.108 R)
• M13: 9,555,863 km (0.113 R)
• M14: 10,426,822 km (0.073 R)
• M15: 12,327,613 km (0.09 R)
• M16: 13,681,174 km (0.082 R)
• M17: 14,172,154 km (0.089 R)
• M18: 17,433,537 km (0.04 R)
• M19: 19,546,009 km (0.106 R)
• M20: 20,380,466 km (0.12 R)
• M21: 23,334,874 km (0.118 R)
• M22: 24,914,478 km (0.073 R)
• M23: 27,675,157 km (0.107 R)
• M24: 30,080,990 km (0.078 R)
• M25: 31,760,376 km (0.1 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 476.3

Radius: 9.6

Gravity: 5.17 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 5.74 AU - 7.64 AU

Year: 6484 Days

Day: 13.2 Hours

Environment

Temp: -155 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 35,969,052 km

• M1: 119,529 km (0.076 R)
• M2: 515,215 km (0.116 R)
• M3: 941,419 km (0.063 R)
• M4: 1,831,228 km (0.072 R)
• M5: 2,193,853 km (0.059 R)
• M6: 2,931,221 km (0.086 R)
• M7: 3,265,123 km (0.089 R)
• M8: 4,705,601 km (0.106 R)
• M9: 5,054,762 km (0.118 R)
• M10: 7,455,808 km (0.082 R)
• M11: 11,949,130 km (0.079 R)
• M12: 14,986,864 km (0.059 R)
• M13: 18,307,189 km (0.118 R)
• M14: 20,989,928 km (0.113 R)
• M15: 25,860,086 km (0.112 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 131.8

Radius: 11.1

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 7.21 AU - 7.89 AU

Year: 7774 Days

Day: 9.7 Hours

Environment

Temp: -164 °C

Axial Tilt: 3.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 35,969,052 km

• M1: 138,378 km (0.063 R)
• M2: 616,493 km (0.116 R)
• M3: 1,269,039 km (0.044 R)
• M4: 1,683,126 km (0.087 R)
• M5: 2,173,807 km (0.098 R)
• M6: 5,339,597 km (0.082 R)
• M7: 10,388,076 km (0.115 R)
• M8: 11,605,055 km (0.109 R)
• M9: 12,914,784 km (0.105 R)
• M10: 15,933,669 km (0.057 R)
• M11: 17,606,772 km (0.12 R)
• M12: 23,187,221 km (0.049 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 145.8

Radius: 11.8

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 7.75 AU - 9.55 AU

Year: 9534 Days

Day: 12 Hours

Environment

Temp: -165 °C

Axial Tilt: 18 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 35,969,052 km

• M1: 146,756 km (0.029 R)
• M2: 614,847 km (0.094 R)
• M3: 992,283 km (0.081 R)
• M4: 1,807,741 km (0.086 R)
• M5: 2,293,635 km (0.064 R)
• M6: 3,351,441 km (0.073 R)
• M7: 3,783,181 km (0.116 R)
• M8: 4,369,305 km (0.084 R)
• M9: 4,860,884 km (0.058 R)
• M10: 6,467,565 km (0.108 R)
• M11: 8,932,489 km (0.08 R)
• M12: 10,226,211 km (0.087 R)
• M13: 11,640,958 km (0.109 R)
• M14: 15,074,379 km (0.076 R)
• M15: 17,503,250 km (0.12 R)
• M16: 20,115,378 km (0.041 R)
• M17: 22,470,498 km (0.114 R)
• M18: 23,343,850 km (0.116 R)
• M19: 24,164,394 km (0.099 R)
• M20: 26,499,617 km (0.074 R)

Planet 9 - Gas Giant

Semi-Major Axis: 9.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 217

Radius: 9.6

Gravity: 2.35 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 9.5 AU - 10.16 AU

Year: 11549 Days

Day: 9.4 Hours

Environment

Temp: -171 °C

Axial Tilt: 14.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 35,969,052 km

• M1: 125,064 km (0.118 R)
• M2: 679,474 km (0.062 R)
• M3: 1,349,971 km (0.118 R)
• M4: 2,117,707 km (0.105 R)
• M5: 3,913,181 km (0.09 R)
• M6: 4,311,261 km (0.091 R)
• M7: 4,736,418 km (0.105 R)
• M8: 5,609,023 km (0.109 R)
• M9: 7,519,687 km (0.052 R)
• M10: 10,805,305 km (0.065 R)
• M11: 15,002,722 km (0.115 R)
• M12: 21,749,286 km (0.098 R)
• M13: 28,492,710 km (0.051 R)
• M14: 33,347,011 km (0.061 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 491 - 16,977 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit