🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.69

Radius: 1.49

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 0.59 AU - 0.75 AU

Year: 194 Days

Day: 18.9 Hours

Environment

Temp: 233 °C

Axial Tilt: 33.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.16

Radius: 1.36

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 0.66 AU - 0.7 AU

Year: 198 Days

Day: 19.6 Hours

Environment

Temp: 188 °C

Axial Tilt: 8.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.26

Radius: 0.58

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 0.68 AU - 0.78 AU

Year: 220 Days

Day: 35.2 Hours

Environment

Temp: 125 °C

Axial Tilt: 11.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 30,834,668 km

• M1: 13,613 km (0.102 R)

Asteroid Belt

Center: 1.77 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 2.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.8

Radius: 1.71

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 2.12 AU - 3.48 AU

Year: 1654 Days

Day: 30 Hours

Environment

Temp: -77 °C

Axial Tilt: 12.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 6.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 747.1

Radius: 12.1

Gravity: 5.1 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 5.55 AU - 7.07 AU

Year: 5597 Days

Day: 12.9 Hours

Environment

Temp: -145 °C

Axial Tilt: 4.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 30,834,668 km

• M1: 150,495 km (0.103 R)
• M2: 577,897 km (0.042 R)
• M3: 1,306,139 km (0.099 R)
• M4: 2,500,379 km (0.105 R)
• M5: 2,992,107 km (0.08 R)
• M6: 4,099,131 km (0.101 R)
• M7: 4,680,469 km (0.034 R)
• M8: 6,760,627 km (0.059 R)
• M9: 7,319,824 km (0.067 R)
• M10: 7,909,838 km (0.093 R)
• M11: 8,451,980 km (0.058 R)
• M12: 9,610,616 km (0.113 R)
• M13: 10,183,426 km (0.108 R)
• M14: 11,156,710 km (0.07 R)
• M15: 11,641,407 km (0.112 R)
• M16: 12,757,706 km (0.118 R)
• M17: 13,722,912 km (0.065 R)
• M18: 14,506,805 km (0.118 R)
• M19: 14,909,821 km (0.1 R)
• M20: 16,348,803 km (0.091 R)
• M21: 18,475,935 km (0.093 R)
• M22: 19,922,098 km (0.081 R)
• M23: 21,220,458 km (0.066 R)
• M24: 22,116,998 km (0.058 R)
• M25: 26,041,549 km (0.076 R)
• M26: 27,068,987 km (0.062 R)
• M27: 30,127,216 km (0.083 R)
• M28: 32,517,940 km (0.078 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 576

Radius: 10.5

Gravity: 5.22 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 5.63 AU - 8.53 AU

Year: 6652 Days

Day: 12.5 Hours

Environment

Temp: -146 °C

Axial Tilt: 17.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 30,834,668 km

• M1: 130,599 km (0.052 R)
• M2: 543,040 km (0.069 R)
• M3: 1,528,741 km (0.112 R)
• M4: 1,970,802 km (0.066 R)
• M5: 2,938,102 km (0.059 R)
• M6: 4,024,632 km (0.105 R)
• M7: 4,904,267 km (0.113 R)
• M8: 5,360,391 km (0.082 R)
• M9: 6,694,056 km (0.102 R)
• M10: 9,432,595 km (0.036 R)
• M11: 11,073,234 km (0.073 R)
• M12: 12,737,212 km (0.092 R)
• M13: 14,161,084 km (0.114 R)
• M14: 15,871,287 km (0.09 R)
• M15: 18,654,555 km (0.061 R)
• M16: 19,136,560 km (0.118 R)
• M17: 21,074,002 km (0.106 R)
• M18: 22,668,865 km (0.098 R)
• M19: 23,455,899 km (0.092 R)
• M20: 25,926,657 km (0.112 R)
• M21: 26,961,725 km (0.109 R)
• M22: 27,934,710 km (0.119 R)
• M23: 28,475,207 km (0.092 R)
• M24: 28,839,328 km (0.078 R)
• M25: 29,484,095 km (0.109 R)
• M26: 30,516,769 km (0.069 R)
• M27: 30,993,986 km (0.087 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 436.5

Radius: 12

Gravity: 3.03 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 7.18 AU - 7.58 AU

Year: 7079 Days

Day: 9.6 Hours

Environment

Temp: -160 °C

Axial Tilt: 27.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 30,834,668 km

• M1: 149,598 km (0.107 R)
• M2: 530,773 km (0.073 R)
• M3: 936,483 km (0.088 R)
• M4: 1,321,248 km (0.088 R)
• M5: 2,024,957 km (0.105 R)
• M6: 2,652,819 km (0.064 R)
• M7: 3,042,671 km (0.117 R)
• M8: 4,578,144 km (0.095 R)
• M9: 6,189,163 km (0.097 R)
• M10: 6,745,817 km (0.11 R)
• M11: 7,264,473 km (0.095 R)
• M12: 8,460,657 km (0.076 R)
• M13: 8,900,774 km (0.07 R)
• M14: 9,827,084 km (0.101 R)
• M15: 12,120,569 km (0.115 R)
• M16: 17,162,616 km (0.081 R)
• M17: 18,396,050 km (0.112 R)
• M18: 19,410,773 km (0.111 R)
• M19: 21,551,668 km (0.039 R)
• M20: 22,374,755 km (0.114 R)
• M21: 24,645,202 km (0.092 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 53.3

Radius: 6.5

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 12.49 AU - 15.51 AU

Year: 18497 Days

Day: 20.9 Hours

Environment

Temp: -183 °C

Axial Tilt: 4.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 30,834,668 km

• M1: 80,932 km (0.061 R)
• M2: 353,649 km (0.115 R)
• M3: 686,205 km (0.086 R)
• M4: 2,263,117 km (0.084 R)
• M5: 3,611,143 km (0.115 R)
• M6: 9,330,419 km (0.066 R)
• M7: 12,442,205 km (0.082 R)
• M8: 17,792,872 km (0.102 R)
• M9: 28,497,646 km (0.12 R)

Kuiper Belt

Range: 31.1 - 52.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 333 - 18,130 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit