🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.01

Radius: 1.55

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 0.53 AU - 0.69 AU

Year: 176 Days

Day: 16.6 Hours

Environment

Temp: 133 °C

Axial Tilt: 7.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 92,369,063 km

• M1: 37,848 km (0.098 R)
• M2: 100,979 km (0.097 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.84

Radius: 1.28

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 0.59 AU - 0.73 AU

Year: 198 Days

Day: 39.7 Hours

Environment

Temp: 205 °C

Axial Tilt: 22.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 92,369,063 km

• M1: 46,226 km (0.069 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1

Radius: 1

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 0.91 AU - 1.09 AU

Year: 369 Days

Day: 45.6 Hours

Environment

Temp: 34 °C

Axial Tilt: 3.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.85

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 1.8 AU - 1.86 AU

Year: 913 Days

Day: 44.7 Hours

Environment

Temp: -64 °C

Axial Tilt: 2.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.95

Radius: 0.98

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 2.23 AU - 3.63 AU

Year: 1850 Days

Day: 25 Hours

Environment

Temp: -109 °C

Axial Tilt: 36.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 92,369,063 km

• M1: 31,416 km (0.071 R)
• M2: 167,699 km (0.116 R)

Asteroid Belt

Center: 3.96 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 657.2

Radius: 8.3

Gravity: 9.54 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 3.95 AU - 6.01 AU

Year: 4100 Days

Day: 13.4 Hours

Environment

Temp: -136 °C

Axial Tilt: 10.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 92,369,063 km

• M1: 103,223 km (0.032 R)
• M2: 559,945 km (0.068 R)
• M3: 1,045,689 km (0.107 R)
• M4: 1,377,497 km (0.044 R)
• M5: 2,140,895 km (0.102 R)
• M6: 2,551,392 km (0.114 R)
• M7: 2,941,693 km (0.091 R)
• M8: 3,371,487 km (0.105 R)
• M9: 5,069,872 km (0.088 R)
• M10: 7,109,639 km (0.111 R)
• M11: 9,682,872 km (0.117 R)
• M12: 10,338,709 km (0.117 R)
• M13: 11,557,034 km (0.098 R)
• M14: 13,359,987 km (0.087 R)
• M15: 13,660,829 km (0.112 R)
• M16: 14,538,071 km (0.107 R)
• M17: 16,633,937 km (0.109 R)
• M18: 19,494,996 km (0.052 R)
• M19: 25,627,611 km (0.069 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 968.1

Radius: 10.2

Gravity: 9.31 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 5.28 AU - 7.86 AU

Year: 6213 Days

Day: 10.9 Hours

Environment

Temp: -159 °C

Axial Tilt: 37.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 92,369,063 km

• M1: 128,205 km (0.107 R)
• M2: 488,437 km (0.06 R)
• M3: 813,064 km (0.058 R)
• M4: 1,139,337 km (0.1 R)
• M5: 1,800,710 km (0.108 R)
• M6: 2,303,059 km (0.101 R)
• M7: 3,060,772 km (0.069 R)
• M8: 4,498,707 km (0.091 R)
• M9: 5,490,541 km (0.096 R)
• M10: 5,873,512 km (0.11 R)
• M11: 6,586,944 km (0.093 R)
• M12: 8,559,691 km (0.112 R)
• M13: 12,187,140 km (0.109 R)
• M14: 16,335,040 km (0.097 R)
• M15: 19,084,500 km (0.087 R)
• M16: 22,208,701 km (0.113 R)
• M17: 24,528,366 km (0.064 R)
• M18: 24,958,909 km (0.067 R)
• M19: 25,482,352 km (0.112 R)
• M20: 28,492,859 km (0.078 R)
• M21: 30,428,356 km (0.036 R)
• M22: 31,630,974 km (0.089 R)
• M23: 32,141,252 km (0.055 R)
• M24: 32,864,857 km (0.116 R)
• M25: 37,097,130 km (0.051 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 456.8

Radius: 8.9

Gravity: 5.77 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 9.73 AU - 10.17 AU

Year: 11580 Days

Day: 14.9 Hours

Environment

Temp: -177 °C

Axial Tilt: 26.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 92,369,063 km

• M1: 111,002 km (0.088 R)
• M2: 568,472 km (0.104 R)
• M3: 1,017,415 km (0.102 R)
• M4: 1,329,775 km (0.117 R)
• M5: 1,736,382 km (0.11 R)
• M6: 2,780,875 km (0.093 R)
• M7: 3,876,679 km (0.115 R)
• M8: 4,364,967 km (0.054 R)
• M9: 5,664,523 km (0.101 R)
• M10: 6,330,234 km (0.106 R)
• M11: 8,732,477 km (0.106 R)
• M12: 11,466,378 km (0.1 R)
• M13: 12,244,137 km (0.064 R)
• M14: 13,115,993 km (0.074 R)
• M15: 14,918,199 km (0.094 R)
• M16: 18,477,880 km (0.054 R)
• M17: 20,574,345 km (0.084 R)
• M18: 21,224,796 km (0.045 R)
• M19: 29,721,058 km (0.037 R)
• M20: 30,447,355 km (0.07 R)
• M21: 36,454,159 km (0.104 R)
• M22: 37,406,349 km (0.091 R)
• M23: 40,615,523 km (0.113 R)
• M24: 41,767,875 km (0.105 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 474.6

Radius: 7.5

Gravity: 8.44 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 16.23 AU - 23.07 AU

Year: 32138 Days

Day: 18.5 Hours

Environment

Temp: -192 °C

Axial Tilt: 31.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 92,369,063 km

• M1: 97,987 km (0.111 R)
• M2: 613,650 km (0.11 R)
• M3: 1,290,880 km (0.113 R)
• M4: 3,409,335 km (0.049 R)
• M5: 4,881,977 km (0.114 R)
• M6: 5,651,658 km (0.119 R)
• M7: 6,453,054 km (0.104 R)
• M8: 9,858,200 km (0.118 R)
• M9: 11,977,254 km (0.107 R)
• M10: 15,445,681 km (0.1 R)
• M11: 17,002,845 km (0.064 R)
• M12: 18,378,248 km (0.092 R)
• M13: 19,925,389 km (0.06 R)
• M14: 30,275,019 km (0.102 R)
• M15: 30,671,004 km (0.093 R)
• M16: 35,257,525 km (0.094 R)
• M17: 41,729,728 km (0.08 R)
• M18: 43,046,189 km (0.093 R)
• M19: 48,050,686 km (0.109 R)
• M20: 48,950,966 km (0.062 R)
• M21: 52,664,883 km (0.096 R)
• M22: 77,718,637 km (0.107 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 240 - 15,190 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit