🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.4

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 0.56 AU - 0.76 AU

Year: 201 Days

Day: 27.1 Hours

Environment

Temp: 180 °C

Axial Tilt: 35.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.66

Radius: 1.22

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 1.06 AU - 1.66 AU

Year: 594 Days

Day: 47.7 Hours

Environment

Temp: -25 °C

Axial Tilt: 34.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.04

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 1.29 AU - 1.83 AU

Year: 730 Days

Day: 19.7 Hours

Environment

Temp: -45 °C

Axial Tilt: 37.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 99,330,691 km

• M1: 162,014 km (0.061 R)

Asteroid Belt

Center: 3.04 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 681.6

Radius: 11.1

Gravity: 5.53 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 3.66 AU - 5.38 AU

Year: 3601 Days

Day: 6.4 Hours

Environment

Temp: -140 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 99,330,691 km

• M1: 139,425 km (0.106 R)
• M2: 566,228 km (0.036 R)
• M3: 1,043,445 km (0.073 R)
• M4: 1,501,663 km (0.093 R)
• M5: 1,884,335 km (0.106 R)
• M6: 3,006,319 km (0.101 R)
• M7: 3,427,586 km (0.115 R)
• M8: 3,867,554 km (0.097 R)
• M9: 5,059,250 km (0.095 R)
• M10: 5,658,539 km (0.105 R)
• M11: 6,782,618 km (0.049 R)
• M12: 7,156,762 km (0.089 R)
• M13: 7,710,723 km (0.111 R)
• M14: 8,757,759 km (0.088 R)
• M15: 9,739,869 km (0.083 R)
• M16: 10,962,532 km (0.104 R)
• M17: 12,422,607 km (0.075 R)
• M18: 12,937,074 km (0.058 R)
• M19: 15,033,090 km (0.086 R)
• M20: 15,779,434 km (0.117 R)
• M21: 17,404,067 km (0.114 R)
• M22: 24,077,478 km (0.051 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 489.5

Radius: 12.1

Gravity: 3.34 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 5.52 AU - 6.38 AU

Year: 5439 Days

Day: 8.3 Hours

Environment

Temp: -153 °C

Axial Tilt: 23 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 99,330,691 km

• M1: 150,495 km (0.037 R)
• M2: 655,538 km (0.116 R)
• M3: 1,266,795 km (0.11 R)
• M4: 2,195,199 km (0.118 R)
• M5: 2,879,161 km (0.055 R)
• M6: 3,370,739 km (0.08 R)
• M7: 5,192,093 km (0.117 R)
• M8: 6,133,363 km (0.067 R)
• M9: 8,168,642 km (0.1 R)
• M10: 8,924,560 km (0.098 R)
• M11: 12,132,986 km (0.044 R)
• M12: 14,638,301 km (0.099 R)
• M13: 15,022,469 km (0.108 R)
• M14: 18,090,571 km (0.096 R)
• M15: 18,853,820 km (0.094 R)
• M16: 20,038,934 km (0.112 R)
• M17: 20,787,223 km (0.029 R)
• M18: 21,483,601 km (0.082 R)
• M19: 22,267,493 km (0.097 R)
• M20: 28,045,113 km (0.117 R)

Planet 6 - Ice Giant

Semi-Major Axis: 12.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 327.2

Radius: 4.1

Gravity: 19.46 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 11.64 AU - 12.86 AU

Year: 16067 Days

Day: 16.6 Hours

Environment

Temp: -195 °C

Axial Tilt: 8.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 99,330,691 km

• M1: 51,013 km (0.099 R)
• M2: 220,806 km (0.12 R)
• M3: 425,905 km (0.114 R)
• M4: 760,855 km (0.061 R)
• M5: 953,537 km (0.105 R)
• M6: 1,084,285 km (0.099 R)
• M7: 1,423,573 km (0.038 R)
• M8: 1,686,716 km (0.03 R)
• M9: 1,862,942 km (0.042 R)
• M10: 2,123,093 km (0.073 R)
• M11: 2,348,238 km (0.096 R)
• M12: 2,507,111 km (0.095 R)
• M13: 3,004,224 km (0.06 R)
• M14: 3,312,695 km (0.119 R)
• M15: 4,637,235 km (0.098 R)
• M16: 5,147,513 km (0.055 R)
• M17: 7,566,660 km (0.072 R)
• M18: 9,863,885 km (0.068 R)
• M19: 11,821,224 km (0.066 R)
• M20: 12,467,337 km (0.086 R)
• M21: 13,136,787 km (0.083 R)
• M22: 14,217,931 km (0.114 R)
• M23: 16,054,694 km (0.109 R)
• M24: 16,555,548 km (0.113 R)
• M25: 17,967,303 km (0.117 R)
• M26: 18,120,491 km (0.074 R)
• M27: 20,606,807 km (0.086 R)
• M28: 21,454,878 km (0.076 R)
• M29: 23,220,581 km (0.094 R)
• M30: 25,949,247 km (0.097 R)
• M31: 26,243,206 km (0.025 R)
• M32: 26,937,640 km (0.119 R)
• M33: 38,746,148 km (0.113 R)
• M34: 41,487,229 km (0.059 R)
• M35: 42,158,475 km (0.114 R)
• M36: 44,915,713 km (0.095 R)
• M37: 47,790,835 km (0.06 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 433.4

Radius: 6.2

Gravity: 11.27 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 11.58 AU - 17.3 AU

Year: 20563 Days

Day: 18.6 Hours

Environment

Temp: -186 °C

Axial Tilt: 3.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 99,330,691 km

• M1: 83,176 km (0.117 R)
• M2: 477,816 km (0.035 R)
• M3: 1,925,923 km (0.076 R)
• M4: 3,443,743 km (0.096 R)
• M5: 5,361,438 km (0.045 R)
• M6: 6,379,152 km (0.067 R)
• M7: 6,588,589 km (0.117 R)
• M8: 7,659,561 km (0.119 R)
• M9: 11,811,799 km (0.026 R)
• M10: 15,015,138 km (0.064 R)
• M11: 20,156,518 km (0.084 R)
• M12: 47,885,680 km (0.109 R)
• M13: 52,679,693 km (0.088 R)
• M14: 55,810,777 km (0.091 R)
• M15: 57,061,116 km (0.113 R)
• M16: 62,059,181 km (0.058 R)
• M17: 64,371,216 km (0.118 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.34 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 832.6

Radius: 3.5

Gravity: 67.97 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 15.97 AU - 18.71 AU

Year: 27058 Days

Day: 15 Hours

Environment

Temp: -191 °C

Axial Tilt: 22.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 99,330,691 km

• M1: 44,580 km (0.068 R)
• M2: 179,368 km (0.066 R)
• M3: 327,769 km (0.063 R)
• M4: 757,264 km (0.066 R)
• M5: 874,100 km (0.074 R)
• M6: 1,381,985 km (0.087 R)
• M7: 1,748,650 km (0.115 R)
• M8: 2,041,562 km (0.111 R)
• M9: 2,515,488 km (0.106 R)
• M10: 3,058,977 km (0.096 R)
• M11: 5,534,672 km (0.071 R)
• M12: 5,933,201 km (0.09 R)
• M13: 6,116,159 km (0.059 R)
• M14: 7,191,319 km (0.115 R)
• M15: 7,773,405 km (0.036 R)
• M16: 8,048,216 km (0.067 R)
• M17: 9,395,943 km (0.086 R)
• M18: 10,155,751 km (0.118 R)
• M19: 10,351,873 km (0.061 R)
• M20: 14,492,892 km (0.096 R)
• M21: 16,204,591 km (0.091 R)
• M22: 19,616,769 km (0.119 R)
• M23: 20,643,160 km (0.066 R)
• M24: 24,051,598 km (0.076 R)
• M25: 24,167,386 km (0.105 R)
• M26: 26,810,033 km (0.07 R)
• M27: 27,689,519 km (0.094 R)
• M28: 29,373,841 km (0.094 R)
• M29: 31,677,648 km (0.059 R)
• M30: 32,944,742 km (0.063 R)
• M31: 34,391,802 km (0.082 R)
• M32: 35,130,966 km (0.081 R)
• M33: 54,587,216 km (0.093 R)
• M34: 58,472,123 km (0.077 R)
• M35: 58,681,560 km (0.095 R)
• M36: 71,463,052 km (0.115 R)
• M37: 79,135,478 km (0.083 R)
• M38: 96,381,719 km (0.068 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 362 - 14,505 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit