🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.23

Radius: 0.56

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 0.69 AU - 0.83 AU

Year: 252 Days

Day: 37 Hours

Environment

Temp: 106 °C

Axial Tilt: 21.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.24 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.59

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 1.18 AU - 1.3 AU

Year: 526 Days

Day: 30 Hours

Environment

Temp: -41 °C

Axial Tilt: 33.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 25,102,366 km

• M1: 146,606 km (0.109 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.82

Radius: 1.88

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 1.25 AU - 1.93 AU

Year: 763 Days

Day: 29.4 Hours

Environment

Temp: -52 °C

Axial Tilt: 29.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 25,102,366 km

• M1: 45,328 km (0.058 R)
• M2: 142,268 km (0.054 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.52

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 1.8 AU - 1.9 AU

Year: 958 Days

Day: 26.1 Hours

Environment

Temp: -80 °C

Axial Tilt: 29.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.85

Radius: 0.94

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 3.51 AU - 4.03 AU

Year: 2787 Days

Day: 26.8 Hours

Environment

Temp: -129 °C

Axial Tilt: 18.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.67

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 3.9 AU - 4.1 AU

Year: 3046 Days

Day: 30.5 Hours

Environment

Temp: -127 °C

Axial Tilt: 46.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.95 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 185.5

Radius: 8.6

Gravity: 2.51 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 4.96 AU - 6.82 AU

Year: 5443 Days

Day: 7 Hours

Environment

Temp: -164 °C

Axial Tilt: 22.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 25,102,366 km

• M1: 111,002 km (0.112 R)
• M2: 416,929 km (0.111 R)
• M3: 749,785 km (0.11 R)
• M4: 1,090,718 km (0.036 R)
• M5: 1,473,240 km (0.105 R)
• M6: 2,018,823 km (0.057 R)
• M7: 2,353,175 km (0.113 R)
• M8: 3,134,375 km (0.116 R)
• M9: 3,418,012 km (0.055 R)
• M10: 4,017,002 km (0.045 R)
• M11: 4,439,317 km (0.077 R)
• M12: 6,128,127 km (0.027 R)
• M13: 6,488,808 km (0.108 R)
• M14: 6,804,908 km (0.104 R)
• M15: 7,912,381 km (0.12 R)
• M16: 8,207,089 km (0.055 R)
• M17: 8,818,495 km (0.093 R)
• M18: 11,199,944 km (0.083 R)
• M19: 11,739,992 km (0.072 R)
• M20: 15,453,161 km (0.073 R)
• M21: 18,474,739 km (0.114 R)
• M22: 18,762,415 km (0.115 R)
• M23: 19,287,504 km (0.096 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 306.8

Radius: 11.3

Gravity: 2.4 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 4.71 AU - 7.77 AU

Year: 5936 Days

Day: 8.2 Hours

Environment

Temp: -162 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 25,102,366 km

• M1: 140,772 km (0.081 R)
• M2: 699,968 km (0.066 R)
• M3: 1,162,076 km (0.037 R)
• M4: 3,152,775 km (0.113 R)
• M5: 4,063,377 km (0.114 R)
• M6: 4,520,848 km (0.092 R)
• M7: 4,987,144 km (0.116 R)
• M8: 5,485,455 km (0.115 R)
• M9: 6,016,677 km (0.11 R)
• M10: 7,446,384 km (0.068 R)
• M11: 9,796,117 km (0.114 R)
• M12: 10,579,861 km (0.089 R)
• M13: 11,095,973 km (0.091 R)
• M14: 11,901,558 km (0.116 R)
• M15: 13,479,516 km (0.081 R)
• M16: 16,185,891 km (0.101 R)
• M17: 18,362,989 km (0.118 R)
• M18: 18,795,925 km (0.079 R)
• M19: 23,871,332 km (0.091 R)
• M20: 25,061,383 km (0.117 R)

Planet 9 - Gas Giant

Semi-Major Axis: 7.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 168.8

Radius: 8.8

Gravity: 2.18 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 7.15 AU - 7.61 AU

Year: 7635 Days

Day: 9.6 Hours

Environment

Temp: -168 °C

Axial Tilt: 36.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 25,102,366 km

• M1: 109,506 km (0.116 R)
• M2: 433,834 km (0.119 R)
• M3: 875,896 km (0.089 R)
• M4: 1,491,640 km (0.114 R)
• M5: 1,819,409 km (0.108 R)
• M6: 2,267,605 km (0.076 R)
• M7: 2,737,491 km (0.09 R)
• M8: 3,664,400 km (0.034 R)
• M9: 4,910,550 km (0.112 R)
• M10: 5,242,508 km (0.075 R)
• M11: 6,539,073 km (0.058 R)
• M12: 7,360,365 km (0.117 R)
• M13: 9,168,554 km (0.072 R)
• M14: 10,114,462 km (0.043 R)
• M15: 11,519,485 km (0.089 R)
• M16: 13,293,566 km (0.091 R)
• M17: 14,297,069 km (0.097 R)
• M18: 15,350,088 km (0.061 R)
• M19: 18,268,593 km (0.074 R)
• M20: 19,067,894 km (0.045 R)
• M21: 19,826,056 km (0.116 R)
• M22: 20,407,842 km (0.074 R)
• M23: 21,000,998 km (0.082 R)
• M24: 22,990,500 km (0.077 R)
• M25: 25,102,373 km (0.084 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 342 - 15,802 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit