🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.13

Radius: 1.58

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 0.39 AU - 0.63 AU

Year: 130 Days

Day: 37.8 Hours

Environment

Temp: 197 °C

Axial Tilt: 36.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 39,569,846 km

• M1: 133,740 km (0.112 R)
• M2: 159,621 km (0.092 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.93 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.36

Radius: 1.62

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 0.76 AU - 1.1 AU

Year: 320 Days

Day: 22.5 Hours

Environment

Temp: 101 °C

Axial Tilt: 89.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 39,569,846 km

• M1: 116,836 km (0.092 R)
• M2: 152,440 km (0.116 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.27 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.59

Radius: 1.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 1.15 AU - 1.39 AU

Year: 510 Days

Day: 21 Hours

Environment

Temp: 9 °C

Axial Tilt: 46.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 39,569,846 km

• M1: 794,365 km (0.032 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.99

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 1.48 AU - 1.72 AU

Year: 721 Days

Day: 43.9 Hours

Environment

Temp: -41 °C

Axial Tilt: 28.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.04

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 1.69 AU - 2.11 AU

Year: 934 Days

Day: 13.7 Hours

Environment

Temp: -56 °C

Axial Tilt: 37.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.02

Radius: 1.32

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 3.26 AU - 4.66 AU

Year: 2809 Days

Day: 32.8 Hours

Environment

Temp: -124 °C

Axial Tilt: 33.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 39,569,846 km

• M1: 1,535,024 km (0.117 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 644.1

Radius: 9.7

Gravity: 6.85 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 6.49 AU - 9.07 AU

Year: 7735 Days

Day: 10.5 Hours

Environment

Temp: -162 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (76)

Outer Limit: 39,569,846 km

• M1: 286,031 km (0.068 R)
• M2: 561,740 km (0.106 R)
• M3: 744,399 km (0.093 R)
• M4: 851,212 km (0.092 R)
• M5: 1,330,823 km (0.117 R)
• M6: 1,619,098 km (0.118 R)
• M7: 1,863,989 km (0.062 R)
• M8: 2,077,466 km (0.116 R)
• M9: 2,861,358 km (0.111 R)
• M10: 2,983,879 km (0.069 R)
• M11: 3,310,750 km (0.033 R)
• M12: 3,971,375 km (0.098 R)
• M13: 4,500,502 km (0.103 R)
• M14: 4,700,963 km (0.09 R)
• M15: 5,320,448 km (0.062 R)
• M16: 5,471,692 km (0.086 R)
• M17: 5,685,916 km (0.031 R)
• M18: 6,409,371 km (0.097 R)
• M19: 7,362,310 km (0.111 R)
• M20: 7,565,015 km (0.097 R)
• M21: 7,701,298 km (0.077 R)
• M22: 7,906,995 km (0.111 R)
• M23: 8,712,730 km (0.109 R)
• M24: 10,363,692 km (0.096 R)
• M25: 10,515,085 km (0.116 R)
• M26: 11,516,792 km (0.112 R)
• M27: 12,228,130 km (0.109 R)
• M28: 12,953,680 km (0.114 R)
• M29: 13,734,581 km (0.048 R)
• M30: 14,193,696 km (0.1 R)
• M31: 14,404,181 km (0.117 R)
• M32: 14,742,870 km (0.038 R)
• M33: 15,298,925 km (0.114 R)
• M34: 16,874,341 km (0.093 R)
• M35: 17,231,431 km (0.093 R)
• M36: 17,953,091 km (0.092 R)
• M37: 19,053,982 km (0.086 R)
• M38: 19,706,378 km (0.056 R)
• M39: 20,129,590 km (0.078 R)
• M40: 20,365,955 km (0.073 R)
• M41: 21,128,754 km (0.082 R)
• M42: 21,755,270 km (0.106 R)
• M43: 22,682,029 km (0.118 R)
• M44: 22,780,465 km (0.059 R)
• M45: 23,224,471 km (0.053 R)
• M46: 23,323,654 km (0.098 R)
• M47: 25,131,096 km (0.116 R)
• M48: 25,232,972 km (0.059 R)
• M49: 25,385,711 km (0.092 R)
• M50: 25,641,225 km (0.114 R)
• M51: 25,743,699 km (0.087 R)
• M52: 26,000,260 km (0.05 R)
• M53: 26,257,867 km (0.057 R)
• M54: 27,873,225 km (0.065 R)
• M55: 29,413,335 km (0.107 R)
• M56: 29,520,597 km (0.105 R)
• M57: 29,842,980 km (0.079 R)
• M58: 30,058,700 km (0.102 R)
• M59: 31,637,556 km (0.07 R)
• M60: 31,747,361 km (0.098 R)
• M61: 32,797,538 km (0.083 R)
• M62: 33,746,886 km (0.081 R)
• M63: 34,140,328 km (0.086 R)
• M64: 34,648,512 km (0.111 R)
• M65: 35,216,087 km (0.099 R)
• M66: 35,386,928 km (0.075 R)
• M67: 35,901,245 km (0.096 R)
• M68: 36,245,470 km (0.118 R)
• M69: 36,821,571 km (0.06 R)
• M70: 37,284,726 km (0.091 R)
• M71: 38,216,721 km (0.099 R)
• M72: 38,392,349 km (0.108 R)
• M73: 38,685,561 km (0.12 R)
• M74: 38,861,936 km (0.088 R)
• M75: 39,097,404 km (0.111 R)
• M76: 39,274,378 km (0.037 R)

Kuiper Belt

Range: 30.8 - 47.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 172 - 11,068 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit