🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.97

Radius: 0.99

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 0.39 AU - 0.63 AU

Year: 235 Days

Day: 29.9 Hours

Environment

Temp: -116 °C

Axial Tilt: 32.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.2

Radius: 1.37

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 0.4 AU - 0.66 AU

Year: 249 Days

Day: 43.5 Hours

Environment

Temp: -114 °C

Axial Tilt: 4.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 37,658,597 km

• M1: 148,700 km (0.119 R)

Asteroid Belt

Center: 0.87 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 1.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 131.7

Radius: 10.8

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 1 AU - 1.4 AU

Year: 849 Days

Day: 11.3 Hours

Environment

Temp: -163 °C

Axial Tilt: 31.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 37,658,597 km

• M1: 134,339 km (0.082 R)
• M2: 539,899 km (0.072 R)
• M3: 1,019,958 km (0.088 R)
• M4: 1,551,629 km (0.078 R)
• M5: 2,314,279 km (0.119 R)
• M6: 3,134,225 km (0.102 R)
• M7: 4,405,657 km (0.065 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 339.1

Radius: 10.6

Gravity: 3.02 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 1.11 AU - 1.57 AU

Year: 1002 Days

Day: 14.5 Hours

Environment

Temp: -179 °C

Axial Tilt: 36.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 37,658,597 km

• M1: 131,796 km (0.045 R)
• M2: 605,423 km (0.114 R)
• M3: 1,316,162 km (0.112 R)
• M4: 1,669,363 km (0.088 R)
• M5: 2,068,041 km (0.115 R)
• M6: 2,821,117 km (0.096 R)
• M7: 3,300,578 km (0.111 R)
• M8: 7,272,551 km (0.118 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 346.9

Radius: 14.6

Gravity: 1.63 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 1.34 AU - 1.78 AU

Year: 1258 Days

Day: 9.6 Hours

Environment

Temp: -187 °C

Axial Tilt: 26 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 37,658,597 km

• M1: 181,612 km (0.055 R)
• M2: 669,899 km (0.073 R)
• M3: 1,152,502 km (0.077 R)
• M4: 1,638,845 km (0.092 R)
• M5: 2,163,933 km (0.096 R)
• M6: 3,479,198 km (0.107 R)
• M7: 4,910,251 km (0.096 R)
• M8: 5,427,710 km (0.091 R)
• M9: 6,793,838 km (0.118 R)
• M10: 7,654,175 km (0.07 R)
• M11: 8,174,177 km (0.051 R)
• M12: 9,564,390 km (0.051 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 590.5

Radius: 12.7

Gravity: 3.66 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 1.85 AU - 1.91 AU

Year: 1664 Days

Day: 12.5 Hours

Environment

Temp: -183 °C

Axial Tilt: 0.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 37,658,597 km

• M1: 157,975 km (0.111 R)
• M2: 605,123 km (0.109 R)
• M3: 1,011,730 km (0.096 R)
• M4: 1,503,459 km (0.07 R)
• M5: 2,121,148 km (0.044 R)
• M6: 2,554,234 km (0.109 R)
• M7: 3,316,435 km (0.066 R)
• M8: 3,802,479 km (0.075 R)
• M9: 5,124,774 km (0.118 R)
• M10: 6,509,602 km (0.111 R)
• M11: 7,847,755 km (0.117 R)
• M12: 8,567,470 km (0.12 R)
• M13: 9,361,984 km (0.086 R)
• M14: 9,809,880 km (0.069 R)
• M15: 10,406,776 km (0.108 R)
• M16: 10,818,020 km (0.055 R)
• M17: 12,534,656 km (0.096 R)
• M18: 13,277,858 km (0.087 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 482.5

Radius: 13.1

Gravity: 2.81 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 4.63 AU - 5.73 AU

Year: 7612 Days

Day: 7.2 Hours

Environment

Temp: -210 °C

Axial Tilt: 161.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 37,658,597 km

• M1: 162,912 km (0.067 R)
• M2: 729,290 km (0.075 R)
• M3: 1,217,278 km (0.078 R)
• M4: 1,814,173 km (0.107 R)
• M5: 2,311,138 km (0.072 R)
• M6: 3,198,402 km (0.073 R)
• M7: 3,980,051 km (0.114 R)
• M8: 4,857,742 km (0.075 R)
• M9: 5,402,278 km (0.072 R)
• M10: 6,051,383 km (0.088 R)
• M11: 7,506,073 km (0.047 R)
• M12: 8,156,973 km (0.101 R)
• M13: 8,887,011 km (0.119 R)
• M14: 9,927,614 km (0.112 R)
• M15: 14,216,136 km (0.09 R)
• M16: 14,797,623 km (0.025 R)
• M17: 17,218,416 km (0.05 R)
• M18: 18,694,797 km (0.072 R)
• M19: 20,767,924 km (0.117 R)
• M20: 21,290,470 km (0.1 R)
• M21: 24,695,616 km (0.09 R)
• M22: 30,412,050 km (0.118 R)
• M23: 30,989,498 km (0.118 R)
• M24: 35,449,609 km (0.098 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 428

Radius: 14.1

Gravity: 2.15 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 4.4 AU - 7.02 AU

Year: 8810 Days

Day: 11.8 Hours

Environment

Temp: -222 °C

Axial Tilt: 22.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 37,658,597 km

• M1: 176,077 km (0.118 R)
• M2: 1,462,020 km (0.12 R)
• M3: 2,485,419 km (0.11 R)
• M4: 3,197,355 km (0.05 R)
• M5: 3,752,962 km (0.115 R)
• M6: 4,585,175 km (0.084 R)
• M7: 6,044,951 km (0.036 R)
• M8: 6,583,204 km (0.093 R)
• M9: 7,718,053 km (0.04 R)
• M10: 9,282,697 km (0.099 R)
• M11: 12,758,604 km (0.114 R)
• M12: 15,799,630 km (0.027 R)
• M13: 17,623,228 km (0.098 R)
• M14: 18,446,315 km (0.106 R)
• M15: 21,453,232 km (0.09 R)
• M16: 25,719,165 km (0.061 R)
• M17: 27,683,236 km (0.078 R)
• M18: 31,607,337 km (0.105 R)
• M19: 33,234,663 km (0.074 R)
• M20: 34,810,228 km (0.109 R)
• M21: 36,325,355 km (0.101 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 475 - 16,951 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit