🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.81

Radius: 1.87

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 0.52 AU - 0.66 AU

Year: 166 Days

Day: 17.6 Hours

Environment

Temp: 207 °C

Axial Tilt: 48.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 60,908,727 km

• M1: 54,005 km (0.094 R)
• M2: 143,315 km (0.076 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.49

Radius: 1.65

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 0.6 AU - 0.8 AU

Year: 214 Days

Day: 14.5 Hours

Environment

Temp: 118 °C

Axial Tilt: 79.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 60,908,727 km

• M1: 595,250 km (0.08 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.35 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.95

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 1.1 AU - 1.6 AU

Year: 573 Days

Day: 16.6 Hours

Environment

Temp: -2 °C

Axial Tilt: 11 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 2.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.45

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 2.02 AU - 2.36 AU

Year: 1184 Days

Day: 38.9 Hours

Environment

Temp: -67 °C

Axial Tilt: 41.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 60,908,727 km

• M1: 1,426,266 km (0.11 R)

Planet 5 - Terrestrial

Semi-Major Axis: 4.28 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.06

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 4.18 AU - 4.38 AU

Year: 3234 Days

Day: 29.6 Hours

Environment

Temp: -132 °C

Axial Tilt: 35.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.51 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 581.9

Radius: 9.4

Gravity: 6.59 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 5.75 AU - 7.73 AU

Year: 6391 Days

Day: 10.2 Hours

Environment

Temp: -149 °C

Axial Tilt: 48.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 60,908,727 km

• M1: 116,986 km (0.11 R)
• M2: 514,766 km (0.091 R)
• M3: 838,047 km (0.105 R)
• M4: 1,258,567 km (0.049 R)
• M5: 1,776,026 km (0.054 R)
• M6: 2,201,333 km (0.076 R)
• M7: 2,657,457 km (0.12 R)
• M8: 2,995,697 km (0.066 R)
• M9: 4,237,509 km (0.057 R)
• M10: 4,782,195 km (0.117 R)
• M11: 6,498,083 km (0.07 R)
• M12: 7,623,807 km (0.061 R)
• M13: 8,000,943 km (0.096 R)
• M14: 8,549,967 km (0.118 R)
• M15: 9,123,825 km (0.071 R)
• M16: 10,578,215 km (0.069 R)
• M17: 12,645,209 km (0.108 R)
• M18: 13,228,341 km (0.055 R)
• M19: 16,666,100 km (0.105 R)
• M20: 21,392,196 km (0.091 R)
• M21: 25,662,019 km (0.049 R)
• M22: 26,596,557 km (0.057 R)
• M23: 27,028,745 km (0.037 R)
• M24: 29,168,892 km (0.11 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 736.9

Radius: 5.5

Gravity: 24.36 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 9.73 AU - 15.97 AU

Year: 16825 Days

Day: 18.6 Hours

Environment

Temp: -194 °C

Axial Tilt: 31.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 60,908,727 km

• M1: 68,516 km (0.112 R)
• M2: 385,963 km (0.104 R)
• M3: 767,886 km (0.06 R)
• M4: 1,274,275 km (0.079 R)
• M5: 1,675,197 km (0.086 R)
• M6: 1,905,129 km (0.04 R)
• M7: 2,385,637 km (0.047 R)
• M8: 3,388,392 km (0.101 R)
• M9: 3,584,066 km (0.053 R)
• M10: 4,993,427 km (0.083 R)
• M11: 5,396,594 km (0.07 R)
• M12: 6,061,855 km (0.076 R)
• M13: 6,563,307 km (0.083 R)
• M14: 7,002,078 km (0.113 R)
• M15: 8,035,799 km (0.052 R)
• M16: 9,329,671 km (0.044 R)
• M17: 10,876,663 km (0.069 R)
• M18: 11,242,280 km (0.091 R)
• M19: 15,900,309 km (0.094 R)
• M20: 20,850,353 km (0.113 R)
• M21: 21,037,350 km (0.087 R)
• M22: 21,988,793 km (0.085 R)
• M23: 26,518,167 km (0.108 R)
• M24: 28,652,630 km (0.086 R)
• M25: 30,416,688 km (0.114 R)
• M26: 31,632,021 km (0.115 R)
• M27: 34,811,574 km (0.045 R)
• M28: 49,995,010 km (0.108 R)
• M29: 50,835,600 km (0.112 R)
• M30: 62,246,776 km (0.092 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 158.4

Radius: 6.7

Gravity: 3.53 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 12.22 AU - 13.48 AU

Year: 16825 Days

Day: 19.5 Hours

Environment

Temp: -185 °C

Axial Tilt: 29.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 60,908,727 km

• M1: 156,928 km (0.054 R)
• M2: 650,302 km (0.11 R)
• M3: 1,381,536 km (0.105 R)
• M4: 1,687,165 km (0.1 R)
• M5: 1,925,923 km (0.108 R)
• M6: 2,362,450 km (0.078 R)
• M7: 3,030,554 km (0.095 R)
• M8: 3,793,054 km (0.094 R)
• M9: 4,763,495 km (0.091 R)
• M10: 5,182,369 km (0.088 R)
• M11: 5,400,782 km (0.056 R)
• M12: 5,822,948 km (0.103 R)
• M13: 6,127,978 km (0.112 R)
• M14: 6,443,629 km (0.069 R)
• M15: 6,696,599 km (0.114 R)
• M16: 6,993,700 km (0.1 R)
• M17: 7,614,532 km (0.08 R)
• M18: 8,788,426 km (0.074 R)
• M19: 9,982,217 km (0.112 R)
• M20: 11,125,294 km (0.087 R)
• M21: 12,242,940 km (0.1 R)
• M22: 16,441,255 km (0.106 R)
• M23: 18,605,637 km (0.088 R)
• M24: 20,952,977 km (0.112 R)
• M25: 22,485,308 km (0.111 R)
• M26: 23,746,717 km (0.105 R)
• M27: 26,318,005 km (0.099 R)
• M28: 27,528,701 km (0.081 R)
• M29: 28,484,931 km (0.089 R)
• M30: 33,384,710 km (0.066 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.91 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 261.6

Radius: 5.8

Gravity: 7.78 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 15.21 AU - 16.61 AU

Year: 23179 Days

Day: 18.1 Hours

Environment

Temp: -185 °C

Axial Tilt: 37.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 60,908,727 km

• M1: 95,743 km (0.112 R)
• M2: 693,835 km (0.08 R)
• M3: 966,851 km (0.052 R)
• M4: 1,191,547 km (0.118 R)
• M5: 1,633,908 km (0.118 R)
• M6: 1,973,645 km (0.077 R)
• M7: 3,229,220 km (0.061 R)
• M8: 5,114,452 km (0.056 R)
• M9: 6,510,051 km (0.064 R)
• M10: 6,716,346 km (0.108 R)
• M11: 14,571,132 km (0.117 R)
• M12: 16,702,453 km (0.087 R)
• M13: 19,116,813 km (0.115 R)
• M14: 19,370,381 km (0.04 R)
• M15: 25,329,163 km (0.102 R)
• M16: 33,005,629 km (0.103 R)
• M17: 33,248,725 km (0.115 R)
• M18: 56,806,799 km (0.086 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 333 - 19,195 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit