🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3

Radius: 1.55

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 0.46 AU - 0.64 AU

Year: 145 Days

Day: 34.3 Hours

Environment

Temp: 236 °C

Axial Tilt: 3.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 93,287,359 km

• M1: 45,029 km (0.086 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.45 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.66

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 1.27 AU - 1.63 AU

Year: 619 Days

Day: 14.7 Hours

Environment

Temp: -19 °C

Axial Tilt: 32.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 93,287,359 km

• M1: 43,383 km (0.086 R)

Asteroid Belt

Center: 2.98 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Terrestrial

Semi-Major Axis: 4.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.53

Radius: 1.19

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 3.38 AU - 5.62 AU

Year: 3387 Days

Day: 43.4 Hours

Environment

Temp: -118 °C

Axial Tilt: 34.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 93,287,359 km

• M1: 62,083 km (0.074 R)

Planet 4 - Terrestrial

Semi-Major Axis: 4.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.17

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 4.59 AU - 5.21 AU

Year: 3848 Days

Day: 43.1 Hours

Environment

Temp: -137 °C

Axial Tilt: 11.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.46

Radius: 1.16

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 4.7 AU - 5.3 AU

Year: 3966 Days

Day: 47.7 Hours

Environment

Temp: -136 °C

Axial Tilt: 44.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 93,287,359 km

• M1: 27,975 km (0.089 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 306.2

Radius: 12.3

Gravity: 2.02 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 4.91 AU - 6.73 AU

Year: 4981 Days

Day: 9.9 Hours

Environment

Temp: -134 °C

Axial Tilt: 14.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 93,287,359 km

• M1: 153,039 km (0.045 R)
• M2: 764,445 km (0.114 R)
• M3: 1,265,448 km (0.071 R)
• M4: 1,718,132 km (0.114 R)
• M5: 2,237,535 km (0.095 R)
• M6: 2,894,120 km (0.051 R)
• M7: 3,616,977 km (0.088 R)
• M8: 5,020,505 km (0.107 R)
• M9: 5,711,348 km (0.106 R)
• M10: 6,348,934 km (0.103 R)
• M11: 6,759,879 km (0.118 R)
• M12: 7,314,438 km (0.073 R)
• M13: 7,799,584 km (0.113 R)
• M14: 9,310,822 km (0.098 R)
• M15: 9,881,388 km (0.118 R)
• M16: 10,274,681 km (0.085 R)
• M17: 10,719,435 km (0.105 R)
• M18: 11,219,242 km (0.087 R)
• M19: 12,355,587 km (0.093 R)
• M20: 12,905,360 km (0.115 R)
• M21: 13,471,288 km (0.043 R)
• M22: 13,906,618 km (0.067 R)
• M23: 14,301,407 km (0.078 R)
• M24: 16,719,058 km (0.111 R)
• M25: 17,392,099 km (0.052 R)
• M26: 19,093,326 km (0.048 R)
• M27: 21,552,715 km (0.068 R)
• M28: 22,350,071 km (0.112 R)
• M29: 23,029,545 km (0.081 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 752.5

Radius: 13.6

Gravity: 4.07 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 11.07 AU - 11.99 AU

Year: 13889 Days

Day: 9.4 Hours

Environment

Temp: -178 °C

Axial Tilt: 157.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 93,287,359 km

• M1: 169,195 km (0.098 R)
• M2: 638,484 km (0.081 R)
• M3: 1,516,922 km (0.086 R)
• M4: 2,456,846 km (0.109 R)
• M5: 3,154,869 km (0.1 R)
• M6: 4,011,018 km (0.115 R)
• M7: 4,816,303 km (0.074 R)
• M8: 5,839,104 km (0.051 R)
• M9: 10,053,725 km (0.068 R)
• M10: 10,894,166 km (0.073 R)
• M11: 11,480,141 km (0.097 R)
• M12: 14,312,327 km (0.077 R)
• M13: 22,237,723 km (0.095 R)
• M14: 25,865,322 km (0.098 R)
• M15: 27,549,794 km (0.07 R)
• M16: 36,172,316 km (0.107 R)
• M17: 46,133,590 km (0.088 R)
• M18: 52,314,375 km (0.089 R)
• M19: 55,173,340 km (0.1 R)
• M20: 61,200,938 km (0.05 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 726.6

Radius: 6.8

Gravity: 15.71 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 12.9 AU - 19.46 AU

Year: 23089 Days

Day: 24 Hours

Environment

Temp: -200 °C

Axial Tilt: 18.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 93,287,359 km

• M1: 85,121 km (0.066 R)
• M2: 474,824 km (0.115 R)
• M3: 1,056,311 km (0.113 R)
• M4: 1,308,682 km (0.11 R)
• M5: 2,297,075 km (0.1 R)
• M6: 3,095,030 km (0.12 R)
• M7: 3,497,149 km (0.106 R)
• M8: 5,262,853 km (0.104 R)
• M9: 6,450,361 km (0.072 R)
• M10: 10,941,588 km (0.104 R)
• M11: 13,743,257 km (0.086 R)
• M12: 14,747,956 km (0.102 R)
• M13: 19,258,781 km (0.072 R)
• M14: 31,007,151 km (0.119 R)
• M15: 32,460,644 km (0.12 R)
• M16: 38,729,393 km (0.117 R)
• M17: 42,466,796 km (0.115 R)
• M18: 57,432,867 km (0.113 R)
• M19: 61,451,215 km (0.056 R)
• M20: 71,623,571 km (0.101 R)
• M21: 74,389,636 km (0.084 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 774.9

Radius: 3.1

Gravity: 80.63 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 16.64 AU - 17.96 AU

Year: 25527 Days

Day: 17.4 Hours

Environment

Temp: -186 °C

Axial Tilt: 5.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 93,287,359 km

• M1: 38,596 km (0.098 R)
• M2: 152,739 km (0.085 R)
• M3: 472,879 km (0.096 R)
• M4: 719,416 km (0.107 R)
• M5: 1,393,205 km (0.12 R)
• M6: 1,530,835 km (0.116 R)
• M7: 1,773,932 km (0.114 R)
• M8: 2,174,555 km (0.038 R)
• M9: 2,843,556 km (0.091 R)
• M10: 5,569,978 km (0.11 R)
• M11: 8,145,454 km (0.104 R)
• M12: 13,378,388 km (0.084 R)
• M13: 14,478,531 km (0.119 R)
• M14: 17,216,920 km (0.086 R)
• M15: 22,586,586 km (0.064 R)
• M16: 34,554,266 km (0.057 R)
• M17: 38,286,583 km (0.098 R)
• M18: 38,596,400 km (0.083 R)
• M19: 41,296,492 km (0.115 R)
• M20: 42,444,057 km (0.072 R)
• M21: 50,890,652 km (0.077 R)
• M22: 55,110,360 km (0.071 R)
• M23: 63,368,611 km (0.107 R)
• M24: 73,362,945 km (0.056 R)
• M25: 73,601,554 km (0.083 R)
• M26: 79,735,515 km (0.058 R)
• M27: 91,895,578 km (0.117 R)

Kuiper Belt

Range: 30.9 - 60.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 349 - 15,231 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit