🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1

Radius: 1

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 0.54 AU - 0.64 AU

Year: 162 Days

Day: 33.8 Hours

Environment

Temp: 162 °C

Axial Tilt: 39.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 82,366,380 km

• M1: 245,041 km (0.113 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.34

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 0.6 AU - 0.86 AU

Year: 223 Days

Day: 22.5 Hours

Environment

Temp: 212 °C

Axial Tilt: 14.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.27 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.6

Radius: 1.47

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 0.96 AU - 1.58 AU

Year: 513 Days

Day: 43.9 Hours

Environment

Temp: 6 °C

Axial Tilt: 0.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 82,366,380 km

• M1: 45,179 km (0.049 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.35 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.66

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 1.13 AU - 1.57 AU

Year: 562 Days

Day: 34 Hours

Environment

Temp: 6 °C

Axial Tilt: 25.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.72

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 1.44 AU - 1.62 AU

Year: 678 Days

Day: 19.5 Hours

Environment

Temp: -37 °C

Axial Tilt: 37 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 1.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.57

Radius: 1.2

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 1.63 AU - 1.63 AU

Year: 745 Days

Day: 30 Hours

Environment

Temp: -43 °C

Axial Tilt: 13.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 3.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.53

Radius: 1.19

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 2.83 AU - 3.89 AU

Year: 2206 Days

Day: 28.5 Hours

Environment

Temp: -102 °C

Axial Tilt: 44.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.97 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 8.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 462.2

Radius: 10.3

Gravity: 4.36 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 6.88 AU - 10.26 AU

Year: 8986 Days

Day: 13.9 Hours

Environment

Temp: -159 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 82,366,380 km

• M1: 128,205 km (0.08 R)
• M2: 474,225 km (0.056 R)
• M3: 854,204 km (0.106 R)
• M4: 1,359,396 km (0.114 R)
• M5: 1,963,771 km (0.079 R)
• M6: 2,407,329 km (0.074 R)
• M7: 2,917,009 km (0.112 R)
• M8: 3,636,575 km (0.049 R)
• M9: 4,102,123 km (0.053 R)
• M10: 5,457,929 km (0.106 R)
• M11: 6,375,263 km (0.094 R)
• M12: 6,871,030 km (0.051 R)
• M13: 8,430,588 km (0.043 R)
• M14: 10,356,960 km (0.12 R)
• M15: 10,745,316 km (0.046 R)
• M16: 11,706,931 km (0.089 R)
• M17: 13,917,539 km (0.085 R)
• M18: 15,495,347 km (0.099 R)
• M19: 15,875,924 km (0.104 R)
• M20: 16,854,444 km (0.091 R)
• M21: 20,559,235 km (0.109 R)
• M22: 23,922,495 km (0.049 R)
• M23: 24,688,137 km (0.081 R)
• M24: 25,557,899 km (0.082 R)
• M25: 27,821,763 km (0.054 R)
• M26: 38,218,965 km (0.117 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 970.7

Radius: 3.3

Gravity: 89.14 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 13.57 AU - 14.59 AU

Year: 18922 Days

Day: 24.5 Hours

Environment

Temp: -177 °C

Axial Tilt: 42.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 82,366,380 km

• M1: 44,879 km (0.115 R)
• M2: 166,203 km (0.066 R)
• M3: 365,767 km (0.041 R)
• M4: 605,722 km (0.095 R)
• M5: 859,290 km (0.081 R)
• M6: 1,342,940 km (0.096 R)
• M7: 1,661,434 km (0.094 R)
• M8: 1,828,984 km (0.107 R)
• M9: 2,470,010 km (0.108 R)
• M10: 2,688,423 km (0.114 R)
• M11: 3,540,533 km (0.111 R)
• M12: 4,417,176 km (0.1 R)
• M13: 4,702,609 km (0.118 R)
• M14: 6,495,540 km (0.093 R)
• M15: 7,344,657 km (0.096 R)
• M16: 8,371,946 km (0.092 R)
• M17: 10,393,611 km (0.086 R)
• M18: 10,643,589 km (0.074 R)
• M19: 11,616,574 km (0.105 R)
• M20: 12,506,681 km (0.107 R)
• M21: 13,221,609 km (0.098 R)
• M22: 15,691,919 km (0.025 R)
• M23: 19,661,499 km (0.062 R)
• M24: 21,320,090 km (0.04 R)
• M25: 23,281,468 km (0.104 R)
• M26: 23,494,794 km (0.057 R)
• M27: 23,817,028 km (0.066 R)
• M28: 25,472,628 km (0.12 R)
• M29: 26,851,172 km (0.055 R)
• M30: 29,881,277 km (0.082 R)
• M31: 30,386,319 km (0.115 R)
• M32: 32,596,329 km (0.113 R)
• M33: 44,280,072 km (0.102 R)
• M34: 45,266,670 km (0.103 R)
• M35: 47,113,605 km (0.066 R)
• M36: 47,454,689 km (0.083 R)
• M37: 51,496,524 km (0.093 R)
• M38: 57,105,247 km (0.12 R)
• M39: 60,658,346 km (0.036 R)
• M40: 69,736,843 km (0.094 R)

Kuiper Belt

Range: 30.6 - 46.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 156 - 17,788 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit