🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.55

Radius: 1.66

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 0.8 AU - 0.94 AU

Year: 285 Days

Day: 22.8 Hours

Environment

Temp: 136 °C

Axial Tilt: 28.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.13 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.16

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 1.11 AU - 1.15 AU

Year: 422 Days

Day: 30.7 Hours

Environment

Temp: 28 °C

Axial Tilt: 36.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.3 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.6

Radius: 1.21

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 1.07 AU - 1.53 AU

Year: 521 Days

Day: 26.2 Hours

Environment

Temp: 4 °C

Axial Tilt: 32 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 73,151,630 km

• M1: 721,361 km (0.118 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.53 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.24

Radius: 1.38

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 1.48 AU - 1.58 AU

Year: 665 Days

Day: 14.9 Hours

Environment

Temp: -9 °C

Axial Tilt: 36.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 73,151,630 km

• M1: 32,912 km (0.071 R)
• M2: 111,002 km (0.11 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.27

Radius: 1.61

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 1.59 AU - 1.97 AU

Year: 835 Days

Day: 30 Hours

Environment

Temp: -49 °C

Axial Tilt: 3.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 73,151,630 km

• M1: 142,716 km (0.081 R)

Planet 6 - Terrestrial

Semi-Major Axis: 5.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.91

Radius: 1.53

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 4.86 AU - 5.26 AU

Year: 4000 Days

Day: 30.2 Hours

Environment

Temp: -136 °C

Axial Tilt: 0.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.75 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 8.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 797.4

Radius: 8.3

Gravity: 11.57 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 7.28 AU - 9.6 AU

Year: 8618 Days

Day: 5 Hours

Environment

Temp: -164 °C

Axial Tilt: 26.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 73,151,630 km

• M1: 103,671 km (0.063 R)
• M2: 373,396 km (0.109 R)
• M3: 740,958 km (0.116 R)
• M4: 1,135,897 km (0.098 R)
• M5: 1,554,471 km (0.109 R)
• M6: 1,909,766 km (0.032 R)
• M7: 3,085,157 km (0.077 R)
• M8: 3,383,006 km (0.094 R)
• M9: 4,117,981 km (0.096 R)
• M10: 5,764,006 km (0.114 R)
• M11: 7,040,674 km (0.102 R)
• M12: 7,807,812 km (0.085 R)
• M13: 8,407,849 km (0.107 R)
• M14: 8,764,341 km (0.118 R)
• M15: 11,333,086 km (0.083 R)
• M16: 11,658,611 km (0.038 R)
• M17: 12,614,840 km (0.117 R)
• M18: 16,271,910 km (0.09 R)
• M19: 16,896,332 km (0.116 R)
• M20: 17,972,539 km (0.101 R)
• M21: 18,267,097 km (0.079 R)
• M22: 18,639,745 km (0.111 R)
• M23: 23,167,923 km (0.115 R)
• M24: 25,131,245 km (0.091 R)
• M25: 31,897,258 km (0.056 R)
• M26: 32,655,869 km (0.037 R)
• M27: 39,535,576 km (0.049 R)
• M28: 43,908,321 km (0.074 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 117.3

Radius: 10.8

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 7.41 AU - 10.91 AU

Year: 9744 Days

Day: 9.2 Hours

Environment

Temp: -159 °C

Axial Tilt: 136.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 73,151,630 km

• M1: 137,032 km (0.032 R)
• M2: 586,424 km (0.114 R)
• M3: 1,203,066 km (0.087 R)
• M4: 1,812,528 km (0.034 R)
• M5: 2,189,215 km (0.103 R)
• M6: 3,048,805 km (0.115 R)
• M7: 3,407,241 km (0.106 R)
• M8: 4,097,486 km (0.055 R)
• M9: 5,005,096 km (0.069 R)
• M10: 5,897,746 km (0.108 R)
• M11: 6,580,362 km (0.098 R)
• M12: 8,281,738 km (0.111 R)
• M13: 10,680,839 km (0.111 R)
• M14: 11,290,899 km (0.118 R)
• M15: 11,970,074 km (0.063 R)
• M16: 12,343,320 km (0.04 R)
• M17: 13,260,954 km (0.12 R)
• M18: 14,855,069 km (0.112 R)
• M19: 15,505,221 km (0.11 R)
• M20: 24,109,043 km (0.102 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 810.1

Radius: 5

Gravity: 32.4 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 13.21 AU - 13.69 AU

Year: 17337 Days

Day: 21.9 Hours

Environment

Temp: -182 °C

Axial Tilt: 2.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 73,151,630 km

• M1: 64,028 km (0.116 R)
• M2: 664,663 km (0.107 R)
• M3: 986,748 km (0.102 R)
• M4: 1,549,236 km (0.113 R)
• M5: 1,881,941 km (0.026 R)
• M6: 2,641,300 km (0.103 R)
• M7: 3,443,893 km (0.047 R)
• M8: 4,331,457 km (0.081 R)
• M9: 5,594,063 km (0.082 R)
• M10: 5,873,362 km (0.118 R)
• M11: 7,845,960 km (0.081 R)
• M12: 8,556,250 km (0.104 R)
• M13: 9,034,963 km (0.095 R)
• M14: 10,578,065 km (0.108 R)
• M15: 11,959,003 km (0.108 R)
• M16: 12,222,445 km (0.061 R)
• M17: 12,897,880 km (0.111 R)
• M18: 13,385,269 km (0.088 R)
• M19: 13,597,848 km (0.117 R)
• M20: 15,303,413 km (0.031 R)
• M21: 15,928,583 km (0.097 R)
• M22: 16,408,493 km (0.075 R)
• M23: 16,570,657 km (0.05 R)
• M24: 17,313,410 km (0.087 R)
• M25: 18,953,901 km (0.068 R)
• M26: 20,041,926 km (0.086 R)
• M27: 22,440,877 km (0.065 R)
• M28: 23,145,334 km (0.052 R)
• M29: 24,810,956 km (0.111 R)
• M30: 33,429,888 km (0.105 R)
• M31: 35,418,193 km (0.09 R)
• M32: 44,948,176 km (0.085 R)
• M33: 65,742,729 km (0.05 R)
• M34: 70,766,076 km (0.032 R)
• M35: 70,980,749 km (0.115 R)
• M36: 71,843,929 km (0.107 R)
• M37: 72,060,696 km (0.065 R)

Kuiper Belt

Range: 31.2 - 51.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 347 - 10,926 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit