🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.49 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.5

Radius: 1.18

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 0.84 AU - 1.12 AU

Year: 427 Days

Day: 30.9 Hours

Environment

Temp: -57 °C

Axial Tilt: 34.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 39,893,361 km

• M1: 27,825 km (0.085 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.22 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.1

Radius: 1.57

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 2.08 AU - 2.36 AU

Year: 1454 Days

Day: 37.4 Hours

Environment

Temp: -122 °C

Axial Tilt: 113.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 39,893,361 km

• M1: 37,848 km (0.093 R)
• M2: 302,936 km (0.076 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 652.2

Radius: 9

Gravity: 8.05 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 4.95 AU - 5.99 AU

Year: 5625 Days

Day: 8.4 Hours

Environment

Temp: -174 °C

Axial Tilt: 13.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 39,893,361 km

• M1: 113,096 km (0.101 R)
• M2: 421,417 km (0.042 R)
• M3: 785,239 km (0.1 R)
• M4: 1,315,863 km (0.05 R)
• M5: 1,605,933 km (0.098 R)
• M6: 2,587,445 km (0.072 R)
• M7: 3,249,116 km (0.08 R)
• M8: 4,236,013 km (0.106 R)
• M9: 4,933,439 km (0.079 R)
• M10: 5,238,768 km (0.025 R)
• M11: 5,586,134 km (0.032 R)
• M12: 5,918,241 km (0.089 R)
• M13: 7,344,657 km (0.06 R)
• M14: 8,157,123 km (0.099 R)
• M15: 9,360,040 km (0.095 R)
• M16: 10,449,561 km (0.079 R)
• M17: 12,416,025 km (0.116 R)
• M18: 14,280,014 km (0.066 R)
• M19: 15,133,321 km (0.092 R)
• M20: 16,754,214 km (0.062 R)
• M21: 17,192,685 km (0.118 R)
• M22: 19,708,023 km (0.066 R)
• M23: 20,980,952 km (0.053 R)
• M24: 21,344,175 km (0.104 R)
• M25: 25,620,431 km (0.092 R)
• M26: 26,454,887 km (0.07 R)
• M27: 27,307,296 km (0.118 R)
• M28: 29,883,072 km (0.098 R)

Planet 4 - Gas Giant

Semi-Major Axis: 7.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 533.2

Radius: 8.6

Gravity: 7.21 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 6.05 AU - 9.87 AU

Year: 9875 Days

Day: 9.8 Hours

Environment

Temp: -191 °C

Axial Tilt: 37.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 39,893,361 km

• M1: 107,112 km (0.119 R)
• M2: 410,945 km (0.091 R)
• M3: 796,758 km (0.071 R)
• M4: 1,308,383 km (0.115 R)
• M5: 1,646,175 km (0.104 R)
• M6: 2,058,317 km (0.07 R)
• M7: 3,721,995 km (0.081 R)
• M8: 5,397,192 km (0.051 R)
• M9: 5,858,851 km (0.093 R)
• M10: 7,849,251 km (0.034 R)
• M11: 8,184,649 km (0.111 R)
• M12: 9,110,660 km (0.087 R)
• M13: 9,718,027 km (0.109 R)
• M14: 10,401,989 km (0.034 R)
• M15: 14,623,341 km (0.09 R)
• M16: 16,523,085 km (0.115 R)
• M17: 17,496,668 km (0.114 R)
• M18: 19,103,199 km (0.091 R)
• M19: 23,373,022 km (0.074 R)
• M20: 26,517,120 km (0.112 R)
• M21: 28,631,536 km (0.113 R)
• M22: 29,127,304 km (0.104 R)
• M23: 31,587,142 km (0.076 R)
• M24: 32,329,895 km (0.101 R)
• M25: 38,817,506 km (0.103 R)
• M26: 42,045,230 km (0.111 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 393

Radius: 13

Gravity: 2.33 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 7.4 AU - 8.68 AU

Year: 10024 Days

Day: 9.9 Hours

Environment

Temp: -199 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 39,893,361 km

• M1: 165,605 km (0.096 R)
• M2: 860,038 km (0.116 R)
• M3: 1,525,599 km (0.065 R)
• M4: 2,723,579 km (0.112 R)
• M5: 3,686,540 km (0.053 R)
• M6: 4,500,951 km (0.115 R)
• M7: 6,558,071 km (0.114 R)
• M8: 7,289,755 km (0.082 R)
• M9: 8,197,814 km (0.118 R)
• M10: 9,003,697 km (0.077 R)
• M11: 9,676,738 km (0.04 R)
• M12: 11,123,350 km (0.081 R)
• M13: 12,489,926 km (0.061 R)
• M14: 14,322,051 km (0.119 R)
• M15: 15,239,984 km (0.051 R)
• M16: 15,681,597 km (0.118 R)
• M17: 18,229,847 km (0.096 R)
• M18: 19,825,458 km (0.106 R)
• M19: 22,309,830 km (0.116 R)
• M20: 24,390,138 km (0.091 R)
• M21: 26,687,662 km (0.109 R)
• M22: 28,741,641 km (0.058 R)
• M23: 30,598,599 km (0.032 R)
• M24: 34,334,357 km (0.118 R)
• M25: 35,313,774 km (0.101 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 195 - 20,043 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit