🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.98 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.28

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 0.92 AU - 1.04 AU

Year: 343 Days

Day: 29.5 Hours

Environment

Temp: 98 °C

Axial Tilt: 49.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 4.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.47

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 4.83 AU - 4.97 AU

Year: 3830 Days

Day: 21.1 Hours

Environment

Temp: -136 °C

Axial Tilt: 17.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.74 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 6.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 335.2

Radius: 13

Gravity: 1.98 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 5.86 AU - 7.3 AU

Year: 5960 Days

Day: 9.8 Hours

Environment

Temp: -147 °C

Axial Tilt: 45.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 66,720,653 km

• M1: 162,463 km (0.074 R)
• M2: 587,172 km (0.072 R)
• M3: 1,215,931 km (0.071 R)
• M4: 1,690,905 km (0.096 R)
• M5: 3,047,309 km (0.052 R)
• M6: 4,256,059 km (0.108 R)
• M7: 6,226,563 km (0.111 R)
• M8: 8,596,043 km (0.113 R)
• M9: 16,033,750 km (0.114 R)
• M10: 17,852,112 km (0.05 R)
• M11: 20,865,911 km (0.081 R)
• M12: 21,617,491 km (0.11 R)
• M13: 23,685,681 km (0.109 R)

Planet 4 - Gas Giant

Semi-Major Axis: 6.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 809.5

Radius: 13.1

Gravity: 4.72 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 6.45 AU - 6.95 AU

Year: 6124 Days

Day: 12.6 Hours

Environment

Temp: -142 °C

Axial Tilt: 35.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 66,720,653 km

• M1: 164,857 km (0.103 R)
• M2: 752,028 km (0.098 R)
• M3: 1,542,952 km (0.115 R)
• M4: 2,112,322 km (0.071 R)
• M5: 2,916,560 km (0.107 R)
• M6: 3,820,879 km (0.066 R)
• M7: 4,548,822 km (0.065 R)
• M8: 5,103,382 km (0.102 R)
• M9: 6,149,968 km (0.063 R)
• M10: 6,935,956 km (0.085 R)
• M11: 11,056,031 km (0.073 R)
• M12: 12,428,890 km (0.108 R)
• M13: 13,019,802 km (0.12 R)
• M14: 14,373,962 km (0.11 R)
• M15: 15,634,324 km (0.101 R)
• M16: 18,305,394 km (0.073 R)
• M17: 18,790,091 km (0.118 R)
• M18: 19,425,732 km (0.101 R)
• M19: 19,857,621 km (0.079 R)
• M20: 20,517,198 km (0.094 R)
• M21: 22,113,408 km (0.104 R)
• M22: 23,142,192 km (0.095 R)
• M23: 25,724,102 km (0.044 R)
• M24: 27,039,965 km (0.047 R)
• M25: 29,520,746 km (0.113 R)

Planet 5 - Gas Giant

Semi-Major Axis: 9.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 330.2

Radius: 13.4

Gravity: 1.84 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 9.14 AU - 10.66 AU

Year: 10999 Days

Day: 7.3 Hours

Environment

Temp: -178 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 66,720,653 km

• M1: 166,652 km (0.119 R)
• M2: 639,381 km (0.101 R)
• M3: 1,965,866 km (0.057 R)
• M4: 2,568,895 km (0.108 R)
• M5: 3,359,519 km (0.099 R)
• M6: 4,023,136 km (0.117 R)
• M7: 5,970,451 km (0.112 R)
• M8: 14,021,958 km (0.085 R)
• M9: 16,326,812 km (0.077 R)
• M10: 18,730,102 km (0.119 R)
• M11: 21,125,763 km (0.067 R)
• M12: 34,035,610 km (0.077 R)
• M13: 38,278,505 km (0.11 R)
• M14: 39,926,774 km (0.115 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 11

Radius: 9

Gravity: 0.14 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 10.33 AU - 10.47 AU

Year: 11843 Days

Day: 10.3 Hours

Environment

Temp: -173 °C

Axial Tilt: 1.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 66,720,653 km

• M1: 429,346 km (0.113 R)
• M2: 1,453,044 km (0.089 R)
• M3: 2,076,718 km (0.057 R)
• M4: 2,855,075 km (0.089 R)
• M5: 3,420,855 km (0.112 R)
• M6: 3,764,630 km (0.063 R)
• M7: 10,228,156 km (0.058 R)
• M8: 10,805,753 km (0.1 R)
• M9: 13,375,845 km (0.11 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 944.4

Radius: 12.5

Gravity: 6.04 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 11.53 AU - 11.71 AU

Year: 13986 Days

Day: 13.2 Hours

Environment

Temp: -181 °C

Axial Tilt: 41.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 66,720,653 km

• M1: 172,038 km (0.076 R)
• M2: 883,675 km (0.065 R)
• M3: 1,509,742 km (0.113 R)
• M4: 2,177,098 km (0.081 R)
• M5: 2,841,612 km (0.047 R)
• M6: 6,302,409 km (0.056 R)
• M7: 11,351,486 km (0.071 R)
• M8: 12,418,119 km (0.071 R)
• M9: 23,679,099 km (0.111 R)
• M10: 26,586,234 km (0.097 R)
• M11: 29,839,838 km (0.113 R)
• M12: 34,879,791 km (0.079 R)
• M13: 36,723,285 km (0.088 R)
• M14: 37,668,893 km (0.116 R)
• M15: 48,358,708 km (0.049 R)
• M16: 55,797,163 km (0.086 R)
• M17: 58,315,045 km (0.088 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: 320 - 17,937 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit