🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.48

Radius: 0.75

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 0.67 AU - 0.73 AU

Year: 205 Days

Day: 43.4 Hours

Environment

Temp: 226 °C

Axial Tilt: 50 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.4

Radius: 1.14

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 0.65 AU - 0.75 AU

Year: 205 Days

Day: 42.5 Hours

Environment

Temp: 212 °C

Axial Tilt: 16 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.74

Radius: 1.5

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 0.7 AU - 0.78 AU

Year: 223 Days

Day: 46.8 Hours

Environment

Temp: 166 °C

Axial Tilt: 5.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.46

Radius: 1.64

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 0.93 AU - 0.95 AU

Year: 319 Days

Day: 27.7 Hours

Environment

Temp: 154 °C

Axial Tilt: 9.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 5 - Terrestrial

Semi-Major Axis: 1.15 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.23

Radius: 1.6

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 0.97 AU - 1.33 AU

Year: 431 Days

Day: 36.1 Hours

Environment

Temp: 43 °C

Axial Tilt: 29.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 71,348,586 km

• M1: 126,410 km (0.077 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.96

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 2.51 AU - 2.65 AU

Year: 1450 Days

Day: 35 Hours

Environment

Temp: -80 °C

Axial Tilt: 28.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 71,348,586 km

• M1: 649,255 km (0.112 R)
• M2: 1,114,055 km (0.064 R)

Planet 7 - Terrestrial

Semi-Major Axis: 4.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.69

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 4.4 AU - 4.42 AU

Year: 3240 Days

Day: 36.6 Hours

Environment

Temp: -122 °C

Axial Tilt: 41.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 71,348,586 km

• M1: 522,246 km (0.092 R)
• M2: 4,192,331 km (0.055 R)

Asteroid Belt

Center: 5.91 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 7.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 120.5

Radius: 11.4

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 7.07 AU - 7.73 AU

Year: 7042 Days

Day: 13.5 Hours

Environment

Temp: -155 °C

Axial Tilt: 15 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 71,348,586 km

• M1: 141,819 km (0.105 R)
• M2: 3,111,037 km (0.081 R)
• M3: 7,860,770 km (0.103 R)
• M4: 8,390,645 km (0.05 R)
• M5: 9,266,242 km (0.117 R)
• M6: 11,573,639 km (0.086 R)
• M7: 13,248,387 km (0.12 R)
• M8: 16,425,397 km (0.045 R)
• M9: 19,296,181 km (0.07 R)
• M10: 20,570,006 km (0.074 R)

Planet 9 - Gas Giant

Semi-Major Axis: 9.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 380.3

Radius: 13.7

Gravity: 2.03 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 8.94 AU - 9.86 AU

Year: 10083 Days

Day: 7.2 Hours

Environment

Temp: -157 °C

Axial Tilt: 21.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 71,348,586 km

• M1: 171,140 km (0.087 R)
• M2: 1,152,352 km (0.07 R)
• M3: 1,693,448 km (0.102 R)
• M4: 2,908,631 km (0.07 R)
• M5: 4,344,173 km (0.117 R)
• M6: 6,243,916 km (0.117 R)
• M7: 11,458,150 km (0.093 R)
• M8: 12,792,114 km (0.073 R)
• M9: 15,576,878 km (0.091 R)
• M10: 16,282,980 km (0.1 R)
• M11: 19,031,692 km (0.088 R)
• M12: 21,443,209 km (0.094 R)
• M13: 26,593,116 km (0.094 R)

Planet 10 - Ice Giant

Semi-Major Axis: 15.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 478.8

Radius: 6.4

Gravity: 11.69 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 15.12 AU - 16.24 AU

Year: 21722 Days

Day: 20.8 Hours

Environment

Temp: -185 °C

Axial Tilt: 28.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 71,348,586 km

• M1: 79,586 km (0.056 R)
• M2: 382,522 km (0.057 R)
• M3: 584,030 km (0.065 R)
• M4: 1,220,120 km (0.117 R)
• M5: 1,764,357 km (0.118 R)
• M6: 2,735,098 km (0.099 R)
• M7: 3,460,498 km (0.087 R)
• M8: 3,719,003 km (0.048 R)
• M9: 4,083,573 km (0.027 R)
• M10: 4,505,289 km (0.086 R)
• M11: 4,991,483 km (0.112 R)
• M12: 5,247,445 km (0.097 R)
• M13: 7,717,605 km (0.108 R)
• M14: 8,828,818 km (0.107 R)
• M15: 10,451,506 km (0.075 R)
• M16: 11,301,820 km (0.085 R)
• M17: 13,139,630 km (0.067 R)
• M18: 17,395,839 km (0.076 R)
• M19: 20,569,109 km (0.084 R)
• M20: 32,870,392 km (0.12 R)
• M21: 39,231,443 km (0.109 R)
• M22: 42,170,293 km (0.114 R)
• M23: 47,824,195 km (0.075 R)
• M24: 53,080,765 km (0.068 R)
• M25: 54,855,146 km (0.039 R)
• M26: 57,405,341 km (0.066 R)
• M27: 64,523,207 km (0.11 R)

Kuiper Belt

Range: 31.4 - 47.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 525 - 15,811 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit