🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.17

Radius: 1.36

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 0.66 AU - 0.66 AU

Year: 229 Days

Day: 38.7 Hours

Environment

Temp: 1 °C

Axial Tilt: 31.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 104,459,895 km

• M1: 72,555 km (0.12 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.15

Radius: 1.06

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 0.97 AU - 1.04 AU

Year: 427 Days

Day: 29.6 Hours

Environment

Temp: -49 °C

Axial Tilt: 14.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.99

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 1.28 AU - 1.36 AU

Year: 648 Days

Day: 28.2 Hours

Environment

Temp: -83 °C

Axial Tilt: 33.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.81 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 113.6

Radius: 9.8

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 4.05 AU - 4.55 AU

Year: 3812 Days

Day: 6.2 Hours

Environment

Temp: -166 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 104,459,895 km

• M1: 121,922 km (0.11 R)
• M2: 656,435 km (0.071 R)
• M3: 1,013,376 km (0.101 R)
• M4: 1,564,943 km (0.119 R)
• M5: 2,282,714 km (0.104 R)
• M6: 2,757,986 km (0.097 R)
• M7: 3,282,925 km (0.116 R)
• M8: 4,849,065 km (0.042 R)
• M9: 7,827,409 km (0.093 R)
• M10: 10,226,211 km (0.064 R)
• M11: 10,599,907 km (0.118 R)
• M12: 12,377,129 km (0.095 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 582.8

Radius: 8.6

Gravity: 7.88 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 4.08 AU - 6.74 AU

Year: 5379 Days

Day: 14.8 Hours

Environment

Temp: -166 °C

Axial Tilt: 43.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 104,459,895 km

• M1: 106,962 km (0.071 R)
• M2: 376,388 km (0.117 R)
• M3: 757,115 km (0.076 R)
• M4: 1,172,997 km (0.092 R)
• M5: 1,538,764 km (0.078 R)
• M6: 1,815,221 km (0.118 R)
• M7: 2,215,694 km (0.114 R)
• M8: 3,078,126 km (0.106 R)
• M9: 3,500,889 km (0.118 R)
• M10: 4,742,552 km (0.064 R)
• M11: 5,738,724 km (0.119 R)
• M12: 6,349,233 km (0.118 R)
• M13: 7,138,212 km (0.038 R)
• M14: 7,807,962 km (0.055 R)
• M15: 8,480,554 km (0.093 R)
• M16: 10,026,648 km (0.06 R)
• M17: 10,374,612 km (0.117 R)
• M18: 19,751,257 km (0.093 R)
• M19: 20,092,340 km (0.068 R)
• M20: 20,856,486 km (0.076 R)
• M21: 28,454,263 km (0.054 R)

Planet 6 - Ice Giant

Semi-Major Axis: 11.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 980.1

Radius: 4.2

Gravity: 55.56 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 10.55 AU - 11.53 AU

Year: 15681 Days

Day: 24.2 Hours

Environment

Temp: -210 °C

Axial Tilt: 45.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 104,459,895 km

• M1: 55,650 km (0.052 R)
• M2: 298,149 km (0.115 R)
• M3: 828,024 km (0.106 R)
• M4: 1,009,786 km (0.095 R)
• M5: 1,303,297 km (0.108 R)
• M6: 1,828,984 km (0.087 R)
• M7: 3,175,664 km (0.115 R)
• M8: 3,479,646 km (0.112 R)
• M9: 3,863,365 km (0.082 R)
• M10: 5,527,043 km (0.119 R)
• M11: 5,724,063 km (0.05 R)
• M12: 9,049,774 km (0.063 R)
• M13: 14,637,104 km (0.039 R)
• M14: 18,529,940 km (0.072 R)
• M15: 19,329,391 km (0.085 R)
• M16: 25,579,441 km (0.097 R)
• M17: 26,905,327 km (0.117 R)
• M18: 27,471,106 km (0.113 R)
• M19: 34,757,120 km (0.114 R)
• M20: 38,625,123 km (0.068 R)
• M21: 39,635,058 km (0.107 R)
• M22: 44,950,121 km (0.088 R)
• M23: 50,549,420 km (0.054 R)
• M24: 63,106,665 km (0.112 R)
• M25: 64,707,961 km (0.099 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 919.3

Radius: 3.1

Gravity: 95.66 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 13.12 AU - 19.2 AU

Year: 27771 Days

Day: 19.8 Hours

Environment

Temp: -208 °C

Axial Tilt: 43.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 104,459,895 km

• M1: 38,596 km (0.11 R)
• M2: 139,874 km (0.092 R)
• M3: 273,315 km (0.088 R)
• M4: 405,261 km (0.045 R)
• M5: 598,242 km (0.063 R)
• M6: 2,719,240 km (0.099 R)
• M7: 3,089,495 km (0.114 R)
• M8: 7,341,216 km (0.102 R)
• M9: 7,941,852 km (0.065 R)
• M10: 8,054,499 km (0.064 R)
• M11: 9,427,658 km (0.088 R)
• M12: 10,673,658 km (0.049 R)
• M13: 10,810,840 km (0.084 R)
• M14: 12,626,958 km (0.077 R)
• M15: 13,971,843 km (0.066 R)
• M16: 14,136,101 km (0.077 R)
• M17: 14,721,029 km (0.087 R)
• M18: 18,376,602 km (0.112 R)
• M19: 19,683,639 km (0.099 R)
• M20: 23,623,897 km (0.039 R)
• M21: 24,209,573 km (0.09 R)
• M22: 26,024,644 km (0.064 R)
• M23: 30,470,543 km (0.042 R)
• M24: 32,727,377 km (0.111 R)
• M25: 36,940,352 km (0.102 R)
• M26: 40,827,353 km (0.106 R)
• M27: 43,390,264 km (0.072 R)
• M28: 44,444,630 km (0.079 R)
• M29: 51,718,078 km (0.085 R)
• M30: 53,102,307 km (0.114 R)
• M31: 53,502,332 km (0.114 R)
• M32: 53,904,302 km (0.076 R)
• M33: 54,308,216 km (0.042 R)
• M34: 62,150,735 km (0.109 R)
• M35: 68,563,547 km (0.091 R)
• M36: 79,508,276 km (0.054 R)
• M37: 84,573,660 km (0.032 R)
• M38: 86,216,843 km (0.048 R)
• M39: 87,046,363 km (0.109 R)
• M40: 89,849,828 km (0.074 R)
• M41: 92,712,832 km (0.12 R)
• M42: 97,419,330 km (0.077 R)
• M43: 100,135,280 km (0.043 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: 447 - 14,372 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit