🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.65

Radius: 1.68

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 0.68 AU - 0.78 AU

Year: 233 Days

Day: 13.6 Hours

Environment

Temp: 167 °C

Axial Tilt: 28.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.47

Radius: 1.44

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 0.77 AU - 0.77 AU

Year: 252 Days

Day: 30.4 Hours

Environment

Temp: 144 °C

Axial Tilt: 21.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.78

Radius: 1.51

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 0.78 AU - 0.94 AU

Year: 297 Days

Day: 45.1 Hours

Environment

Temp: 160 °C

Axial Tilt: 5.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 81,706,570 km

• M1: 437,574 km (0.032 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.42

Radius: 1.64

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 2.29 AU - 2.45 AU

Year: 1360 Days

Day: 37.8 Hours

Environment

Temp: -95 °C

Axial Tilt: 19.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.44 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 340.9

Radius: 12

Gravity: 2.37 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 3.69 AU - 5.31 AU

Year: 3559 Days

Day: 9.2 Hours

Environment

Temp: -146 °C

Axial Tilt: 49.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 81,706,570 km

• M1: 149,299 km (0.104 R)
• M2: 867,069 km (0.105 R)
• M3: 1,360,443 km (0.076 R)
• M4: 1,908,570 km (0.118 R)
• M5: 2,430,816 km (0.04 R)
• M6: 3,047,309 km (0.1 R)
• M7: 9,985,209 km (0.101 R)
• M8: 10,394,509 km (0.115 R)
• M9: 16,684,950 km (0.116 R)
• M10: 18,180,928 km (0.108 R)
• M11: 18,961,530 km (0.039 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 665.3

Radius: 11.8

Gravity: 4.78 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 5.3 AU - 8.58 AU

Year: 6815 Days

Day: 7.7 Hours

Environment

Temp: -155 °C

Axial Tilt: 2.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 81,706,570 km

• M1: 147,504 km (0.109 R)
• M2: 536,608 km (0.066 R)
• M3: 1,165,367 km (0.074 R)
• M4: 2,046,948 km (0.1 R)
• M5: 2,879,011 km (0.12 R)
• M6: 3,804,573 km (0.066 R)
• M7: 4,323,977 km (0.118 R)
• M8: 4,806,580 km (0.119 R)
• M9: 5,475,432 km (0.099 R)
• M10: 6,139,497 km (0.118 R)
• M11: 7,898,618 km (0.103 R)
• M12: 8,295,352 km (0.115 R)
• M13: 10,156,050 km (0.087 R)
• M14: 11,915,770 km (0.053 R)
• M15: 12,438,764 km (0.07 R)
• M16: 13,643,326 km (0.094 R)
• M17: 14,864,344 km (0.11 R)
• M18: 18,614,164 km (0.038 R)
• M19: 20,114,780 km (0.116 R)
• M20: 21,234,819 km (0.112 R)
• M21: 24,092,438 km (0.117 R)
• M22: 28,659,062 km (0.082 R)
• M23: 30,949,107 km (0.052 R)
• M24: 31,738,834 km (0.079 R)
• M25: 35,139,343 km (0.098 R)
• M26: 35,998,932 km (0.03 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 892.9

Radius: 3.5

Gravity: 72.89 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 10.82 AU - 15.94 AU

Year: 18245 Days

Day: 17.5 Hours

Environment

Temp: -182 °C

Axial Tilt: 10.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 81,706,570 km

• M1: 48,919 km (0.109 R)
• M2: 199,863 km (0.046 R)
• M3: 317,895 km (0.091 R)
• M4: 427,401 km (0.091 R)
• M5: 767,138 km (0.072 R)
• M6: 1,110,315 km (0.103 R)
• M7: 1,481,169 km (0.034 R)
• M8: 1,668,465 km (0.109 R)
• M9: 2,532,542 km (0.056 R)
• M10: 4,399,075 km (0.035 R)
• M11: 4,750,181 km (0.108 R)
• M12: 5,668,712 km (0.085 R)
• M13: 6,255,884 km (0.114 R)
• M14: 8,957,621 km (0.115 R)
• M15: 9,987,453 km (0.105 R)
• M16: 11,479,841 km (0.092 R)
• M17: 11,808,508 km (0.09 R)
• M18: 12,484,391 km (0.086 R)
• M19: 12,761,895 km (0.11 R)
• M20: 17,779,109 km (0.098 R)
• M21: 19,119,805 km (0.061 R)
• M22: 29,207,937 km (0.085 R)
• M23: 32,744,431 km (0.065 R)
• M24: 33,007,424 km (0.107 R)
• M25: 36,555,885 km (0.113 R)
• M26: 38,276,111 km (0.103 R)
• M27: 44,882,802 km (0.12 R)
• M28: 46,190,287 km (0.103 R)
• M29: 48,029,144 km (0.089 R)
• M30: 52,389,025 km (0.075 R)
• M31: 57,005,166 km (0.101 R)
• M32: 60,689,463 km (0.119 R)
• M33: 62,287,018 km (0.105 R)
• M34: 62,690,783 km (0.094 R)
• M35: 63,707,749 km (0.096 R)
• M36: 64,942,530 km (0.115 R)
• M37: 66,824,621 km (0.115 R)
• M38: 67,459,963 km (0.069 R)
• M39: 73,810,542 km (0.066 R)
• M40: 74,944,195 km (0.061 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 663.3

Radius: 6.8

Gravity: 14.34 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 12.75 AU - 18.13 AU

Year: 22617 Days

Day: 23.7 Hours

Environment

Temp: -201 °C

Axial Tilt: 28.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 81,706,570 km

• M1: 86,617 km (0.043 R)
• M2: 318,344 km (0.111 R)
• M3: 953,686 km (0.11 R)
• M4: 1,519,166 km (0.043 R)
• M5: 1,838,259 km (0.103 R)
• M6: 2,266,408 km (0.116 R)
• M7: 2,516,236 km (0.081 R)
• M8: 4,286,428 km (0.12 R)
• M9: 4,563,333 km (0.099 R)
• M10: 7,773,105 km (0.12 R)
• M11: 12,167,543 km (0.119 R)
• M12: 12,724,047 km (0.056 R)
• M13: 15,360,111 km (0.055 R)
• M14: 15,601,712 km (0.1 R)
• M15: 16,509,322 km (0.107 R)
• M16: 18,069,927 km (0.096 R)
• M17: 19,256,388 km (0.072 R)
• M18: 35,773,488 km (0.113 R)
• M19: 38,078,343 km (0.12 R)
• M20: 40,022,517 km (0.061 R)
• M21: 44,596,172 km (0.061 R)
• M22: 45,584,117 km (0.08 R)
• M23: 57,625,549 km (0.054 R)
• M24: 62,202,944 km (0.108 R)
• M25: 63,642,674 km (0.113 R)
• M26: 64,684,623 km (0.085 R)
• M27: 67,446,649 km (0.08 R)
• M28: 70,065,210 km (0.071 R)
• M29: 72,073,113 km (0.117 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 407 - 16,590 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit