🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.93 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.53

Radius: 0.78

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 0.73 AU - 1.13 AU

Year: 345 Days

Day: 43.5 Hours

Environment

Temp: 23 °C

Axial Tilt: 5.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.23

Radius: 0.56

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 1.09 AU - 1.67 AU

Year: 624 Days

Day: 17.9 Hours

Environment

Temp: -44 °C

Axial Tilt: 15.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.67

Radius: 1.23

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 1.48 AU - 1.8 AU

Year: 809 Days

Day: 43 Hours

Environment

Temp: -59 °C

Axial Tilt: 42.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.14 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.66

Radius: 1.22

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 1.72 AU - 2.56 AU

Year: 1205 Days

Day: 19.3 Hours

Environment

Temp: -97 °C

Axial Tilt: 23.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.31 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.85

Radius: 0.94

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 2.03 AU - 2.59 AU

Year: 1352 Days

Day: 22.8 Hours

Environment

Temp: -97 °C

Axial Tilt: 25 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.11

Radius: 1.35

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 2.48 AU - 3.06 AU

Year: 1775 Days

Day: 23.3 Hours

Environment

Temp: -111 °C

Axial Tilt: 45.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 59,005,314 km

• M1: 1,294,919 km (0.115 R)

Planet 7 - Terrestrial

Semi-Major Axis: 3.14 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.72

Radius: 0.88

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 2.91 AU - 3.37 AU

Year: 2142 Days

Day: 25.8 Hours

Environment

Temp: -117 °C

Axial Tilt: 33.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.58 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 6.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 907.4

Radius: 9.2

Gravity: 10.72 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 5.62 AU - 6.42 AU

Year: 5687 Days

Day: 5.1 Hours

Environment

Temp: -169 °C

Axial Tilt: 142.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (80)

Outer Limit: 59,005,314 km

• M1: 161,715 km (0.096 R)
• M2: 224,098 km (0.108 R)
• M3: 446,849 km (0.095 R)
• M4: 541,544 km (0.061 R)
• M5: 810,222 km (0.09 R)
• M6: 1,103,135 km (0.057 R)
• M7: 1,169,107 km (0.097 R)
• M8: 1,500,766 km (0.071 R)
• M9: 1,649,317 km (0.075 R)
• M10: 2,001,171 km (0.101 R)
• M11: 2,165,280 km (0.106 R)
• M12: 2,528,503 km (0.116 R)
• M13: 2,683,786 km (0.105 R)
• M14: 2,911,025 km (0.07 R)
• M15: 3,336,033 km (0.091 R)
• M16: 3,605,458 km (0.085 R)
• M17: 3,907,496 km (0.083 R)
• M18: 4,296,600 km (0.072 R)
• M19: 4,917,282 km (0.099 R)
• M20: 5,223,958 km (0.086 R)
• M21: 5,594,661 km (0.093 R)
• M22: 6,911,571 km (0.115 R)
• M23: 7,004,771 km (0.085 R)
• M24: 7,894,579 km (0.085 R)
• M25: 8,286,824 km (0.106 R)
• M26: 8,385,858 km (0.094 R)
• M27: 8,518,552 km (0.114 R)
• M28: 8,954,629 km (0.114 R)
• M29: 9,363,630 km (0.029 R)
• M30: 9,432,445 km (0.098 R)
• M31: 11,169,276 km (0.079 R)
• M32: 11,388,587 km (0.099 R)
• M33: 11,720,395 km (0.116 R)
• M34: 12,242,791 km (0.082 R)
• M35: 13,387,663 km (0.079 R)
• M36: 13,542,946 km (0.104 R)
• M37: 13,698,827 km (0.077 R)
• M38: 13,816,111 km (0.104 R)
• M39: 14,012,234 km (0.092 R)
• M40: 14,248,898 km (0.115 R)
• M41: 14,407,472 km (0.102 R)
• M42: 14,486,908 km (0.098 R)
• M43: 14,846,392 km (0.098 R)
• M44: 15,574,186 km (0.1 R)
• M45: 16,230,771 km (0.053 R)
• M46: 16,604,167 km (0.09 R)
• M47: 16,729,231 km (0.104 R)
• M48: 16,896,481 km (0.068 R)
• M49: 17,359,337 km (0.074 R)
• M50: 17,741,111 km (0.116 R)
• M51: 18,211,596 km (0.053 R)
• M52: 18,340,549 km (0.093 R)
• M53: 18,859,654 km (0.116 R)
• M54: 19,383,546 km (0.032 R)
• M55: 19,471,360 km (0.107 R)
• M56: 20,714,219 km (0.119 R)
• M57: 23,322,757 km (0.078 R)
• M58: 23,650,077 km (0.087 R)
• M59: 23,837,972 km (0.106 R)
• M60: 24,120,562 km (0.12 R)
• M61: 25,310,015 km (0.107 R)
• M62: 25,405,907 km (0.086 R)
• M63: 26,178,131 km (0.093 R)
• M64: 27,400,196 km (0.103 R)
• M65: 27,498,781 km (0.064 R)
• M66: 28,092,685 km (0.095 R)
• M67: 28,341,317 km (0.078 R)
• M68: 28,840,824 km (0.08 R)
• M69: 29,091,849 km (0.106 R)
• M70: 29,293,058 km (0.055 R)
• M71: 29,848,814 km (0.101 R)
• M72: 30,306,135 km (0.062 R)
• M73: 30,663,375 km (0.029 R)
• M74: 30,817,012 km (0.116 R)
• M75: 31,743,621 km (0.117 R)
• M76: 32,941,002 km (0.116 R)
• M77: 33,888,406 km (0.085 R)
• M78: 34,206,301 km (0.093 R)
• M79: 34,312,366 km (0.108 R)
• M80: 34,524,945 km (0.053 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 172.4

Radius: 5.6

Gravity: 5.5 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 16.28 AU - 17.92 AU

Year: 27225 Days

Day: 22.6 Hours

Environment

Temp: -209 °C

Axial Tilt: 6.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (54)

Outer Limit: 59,005,314 km

• M1: 223,948 km (0.104 R)
• M2: 506,239 km (0.075 R)
• M3: 595,100 km (0.119 R)
• M4: 689,497 km (0.027 R)
• M5: 1,046,288 km (0.119 R)
• M6: 1,378,245 km (0.081 R)
• M7: 2,132,368 km (0.08 R)
• M8: 3,090,991 km (0.031 R)
• M9: 4,200,559 km (0.107 R)
• M10: 4,458,316 km (0.037 R)
• M11: 4,797,305 km (0.059 R)
• M12: 5,183,716 km (0.104 R)
• M13: 6,109,727 km (0.115 R)
• M14: 8,384,063 km (0.083 R)
• M15: 9,083,882 km (0.115 R)
• M16: 11,908,738 km (0.105 R)
• M17: 12,799,743 km (0.088 R)
• M18: 14,093,765 km (0.054 R)
• M19: 14,478,980 km (0.113 R)
• M20: 15,655,268 km (0.085 R)
• M21: 15,768,812 km (0.03 R)
• M22: 17,153,640 km (0.095 R)
• M23: 18,516,776 km (0.091 R)
• M24: 18,938,492 km (0.117 R)
• M25: 19,120,253 km (0.108 R)
• M26: 22,105,479 km (0.078 R)
• M27: 22,169,208 km (0.072 R)
• M28: 22,424,721 km (0.079 R)
• M29: 23,003,066 km (0.107 R)
• M30: 23,586,348 km (0.042 R)
• M31: 23,716,648 km (0.12 R)
• M32: 24,108,894 km (0.107 R)
• M33: 24,174,567 km (0.104 R)
• M34: 26,642,932 km (0.037 R)
• M35: 29,400,021 km (0.109 R)
• M36: 31,885,889 km (0.071 R)
• M37: 32,029,951 km (0.075 R)
• M38: 32,463,486 km (0.096 R)
• M39: 34,956,534 km (0.088 R)
• M40: 36,753,055 km (0.092 R)
• M41: 37,206,786 km (0.079 R)
• M42: 37,586,465 km (0.113 R)
• M43: 38,502,752 km (0.06 R)
• M44: 39,271,835 km (0.096 R)
• M45: 39,813,229 km (0.089 R)
• M46: 40,747,169 km (0.116 R)
• M47: 42,874,750 km (0.048 R)
• M48: 44,232,650 km (0.073 R)
• M49: 45,848,307 km (0.075 R)
• M50: 53,182,641 km (0.117 R)
• M51: 54,124,659 km (0.117 R)
• M52: 55,418,232 km (0.111 R)
• M53: 56,634,612 km (0.111 R)
• M54: 58,652,089 km (0.11 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 536 - 11,308 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit