🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.89

Radius: 1.29

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 0.59 AU - 0.67 AU

Year: 183 Days

Day: 27.8 Hours

Environment

Temp: 213 °C

Axial Tilt: 2.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Asteroid Belt

Center: 2.27 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Terrestrial

Semi-Major Axis: 3.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.29

Radius: 1.11

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 3.05 AU - 4.75 AU

Year: 2813 Days

Day: 28.9 Hours

Environment

Temp: -112 °C

Axial Tilt: 33.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 4.03 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.75

Radius: 1.25

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 3.25 AU - 4.81 AU

Year: 2955 Days

Day: 27.3 Hours

Environment

Temp: -134 °C

Axial Tilt: 151.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 77,514,738 km

• M1: 29,770 km (0.071 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 107.3

Radius: 8.7

Gravity: 1.42 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 4.75 AU - 5.35 AU

Year: 4145 Days

Day: 6.3 Hours

Environment

Temp: -143 °C

Axial Tilt: 28.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 77,514,738 km

• M1: 108,907 km (0.055 R)
• M2: 960,418 km (0.074 R)
• M3: 1,734,587 km (0.043 R)
• M4: 2,441,437 km (0.057 R)
• M5: 2,748,412 km (0.098 R)
• M6: 3,096,078 km (0.088 R)
• M7: 3,898,221 km (0.111 R)
• M8: 5,275,569 km (0.1 R)
• M9: 6,873,573 km (0.111 R)
• M10: 8,467,688 km (0.038 R)
• M11: 10,397,351 km (0.047 R)
• M12: 11,173,166 km (0.069 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 503.2

Radius: 10.3

Gravity: 4.74 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 6.59 AU - 6.89 AU

Year: 6391 Days

Day: 8.3 Hours

Environment

Temp: -165 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 77,514,738 km

• M1: 128,654 km (0.085 R)
• M2: 792,869 km (0.074 R)
• M3: 1,351,318 km (0.055 R)
• M4: 1,923,829 km (0.072 R)
• M5: 2,813,786 km (0.104 R)
• M6: 3,321,073 km (0.053 R)
• M7: 3,684,895 km (0.072 R)
• M8: 4,099,430 km (0.1 R)
• M9: 4,832,759 km (0.118 R)
• M10: 9,400,880 km (0.102 R)
• M11: 10,001,665 km (0.113 R)
• M12: 10,627,882 km (0.096 R)
• M13: 12,308,165 km (0.065 R)
• M14: 14,325,492 km (0.085 R)
• M15: 17,945,013 km (0.092 R)
• M16: 19,275,835 km (0.112 R)
• M17: 29,570,413 km (0.069 R)
• M18: 30,394,996 km (0.113 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 864.5

Radius: 11.9

Gravity: 6.1 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 6.51 AU - 7.73 AU

Year: 6939 Days

Day: 9.4 Hours

Environment

Temp: -162 °C

Axial Tilt: 31.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 77,514,738 km

• M1: 148,251 km (0.057 R)
• M2: 700,268 km (0.104 R)
• M3: 1,144,873 km (0.051 R)
• M4: 1,823,598 km (0.083 R)
• M5: 4,965,752 km (0.093 R)
• M6: 6,035,077 km (0.087 R)
• M7: 6,660,396 km (0.092 R)
• M8: 7,405,394 km (0.108 R)
• M9: 7,798,387 km (0.101 R)
• M10: 8,583,477 km (0.081 R)
• M11: 9,375,149 km (0.036 R)
• M12: 10,603,946 km (0.092 R)
• M13: 11,463,685 km (0.037 R)
• M14: 12,644,461 km (0.038 R)
• M15: 13,150,251 km (0.112 R)
• M16: 13,552,969 km (0.088 R)
• M17: 14,749,153 km (0.079 R)
• M18: 15,949,527 km (0.102 R)
• M19: 17,419,475 km (0.043 R)
• M20: 18,329,629 km (0.116 R)
• M21: 20,017,093 km (0.09 R)
• M22: 23,028,348 km (0.048 R)
• M23: 24,468,527 km (0.066 R)
• M24: 26,238,719 km (0.112 R)
• M25: 33,854,597 km (0.091 R)
• M26: 34,286,186 km (0.072 R)
• M27: 39,756,981 km (0.09 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 671.8

Radius: 11.9

Gravity: 4.74 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 7.76 AU - 8.8 AU

Year: 8702 Days

Day: 5 Hours

Environment

Temp: -160 °C

Axial Tilt: 12.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 77,514,738 km

• M1: 148,102 km (0.034 R)
• M2: 791,971 km (0.04 R)
• M3: 1,552,228 km (0.116 R)
• M4: 2,050,837 km (0.076 R)
• M5: 2,753,798 km (0.114 R)
• M6: 3,422,201 km (0.088 R)
• M7: 4,090,155 km (0.089 R)
• M8: 4,668,202 km (0.045 R)
• M9: 5,331,519 km (0.062 R)
• M10: 7,543,473 km (0.047 R)
• M11: 8,501,647 km (0.026 R)
• M12: 10,965,075 km (0.092 R)
• M13: 12,641,768 km (0.068 R)
• M14: 13,159,078 km (0.077 R)
• M15: 20,677,268 km (0.114 R)
• M16: 22,214,386 km (0.05 R)
• M17: 23,480,583 km (0.112 R)
• M18: 25,063,029 km (0.097 R)
• M19: 25,514,814 km (0.074 R)
• M20: 26,809,135 km (0.108 R)
• M21: 28,341,466 km (0.114 R)
• M22: 33,071,302 km (0.093 R)
• M23: 34,386,567 km (0.094 R)
• M24: 38,183,361 km (0.114 R)
• M25: 38,902,477 km (0.101 R)
• M26: 39,386,875 km (0.071 R)
• M27: 40,739,839 km (0.079 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 901.1

Radius: 11.2

Gravity: 7.18 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 8.78 AU - 13.96 AU

Year: 14003 Days

Day: 13.7 Hours

Environment

Temp: -191 °C

Axial Tilt: 153.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 77,514,738 km

• M1: 139,276 km (0.035 R)
• M2: 625,618 km (0.092 R)
• M3: 1,402,031 km (0.107 R)
• M4: 2,627,687 km (0.113 R)
• M5: 3,174,467 km (0.093 R)
• M6: 3,941,455 km (0.03 R)
• M7: 4,337,590 km (0.09 R)
• M8: 7,169,628 km (0.111 R)
• M9: 8,637,781 km (0.119 R)
• M10: 9,204,308 km (0.105 R)
• M11: 10,993,798 km (0.113 R)
• M12: 15,175,806 km (0.105 R)
• M13: 15,848,997 km (0.083 R)
• M14: 17,660,029 km (0.118 R)
• M15: 20,135,125 km (0.106 R)
• M16: 26,506,349 km (0.079 R)
• M17: 27,482,924 km (0.111 R)
• M18: 28,258,739 km (0.066 R)
• M19: 31,871,677 km (0.031 R)
• M20: 38,881,085 km (0.117 R)
• M21: 40,424,935 km (0.088 R)
• M22: 41,428,438 km (0.112 R)
• M23: 42,009,326 km (0.099 R)
• M24: 49,735,607 km (0.058 R)
• M25: 50,556,600 km (0.112 R)
• M26: 51,889,218 km (0.105 R)
• M27: 54,277,249 km (0.083 R)
• M28: 56,737,685 km (0.067 R)

Planet 9 - Gas Giant

Semi-Major Axis: 12.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 935.4

Radius: 8.9

Gravity: 11.81 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 10.36 AU - 14.12 AU

Year: 15641 Days

Day: 10.8 Hours

Environment

Temp: -177 °C

Axial Tilt: 118.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 77,514,738 km

• M1: 153,039 km (0.118 R)
• M2: 449,990 km (0.074 R)
• M3: 851,960 km (0.117 R)
• M4: 1,442,123 km (0.119 R)
• M5: 2,023,162 km (0.116 R)
• M6: 2,612,278 km (0.107 R)
• M7: 3,204,536 km (0.118 R)
• M8: 4,553,460 km (0.115 R)
• M9: 5,680,680 km (0.093 R)
• M10: 11,692,121 km (0.117 R)
• M11: 13,152,046 km (0.059 R)
• M12: 15,029,649 km (0.051 R)
• M13: 15,641,505 km (0.079 R)
• M14: 19,577,574 km (0.115 R)
• M15: 27,261,818 km (0.047 R)
• M16: 31,269,396 km (0.076 R)
• M17: 32,392,577 km (0.054 R)
• M18: 41,315,042 km (0.09 R)
• M19: 55,639,637 km (0.114 R)
• M20: 57,102,405 km (0.085 R)
• M21: 59,913,947 km (0.084 R)
• M22: 60,295,721 km (0.025 R)
• M23: 65,406,882 km (0.093 R)
• M24: 68,275,122 km (0.079 R)

Planet 10 - Ice Giant

Semi-Major Axis: 14.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 776.3

Radius: 6.9

Gravity: 16.31 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 10.76 AU - 17.42 AU

Year: 19318 Days

Day: 23.7 Hours

Environment

Temp: -183 °C

Axial Tilt: 104.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 77,514,738 km

• M1: 87,964 km (0.093 R)
• M2: 584,030 km (0.044 R)
• M3: 1,446,761 km (0.067 R)
• M4: 1,974,243 km (0.119 R)
• M5: 2,370,229 km (0.095 R)
• M6: 2,695,006 km (0.074 R)
• M7: 3,293,098 km (0.114 R)
• M8: 3,579,279 km (0.112 R)
• M9: 5,461,369 km (0.101 R)
• M10: 5,700,277 km (0.11 R)
• M11: 6,156,401 km (0.12 R)
• M12: 6,415,355 km (0.085 R)
• M13: 9,706,508 km (0.071 R)
• M14: 12,278,096 km (0.062 R)
• M15: 13,466,202 km (0.067 R)
• M16: 13,829,725 km (0.096 R)
• M17: 14,576,517 km (0.05 R)
• M18: 17,062,535 km (0.065 R)
• M19: 17,747,244 km (0.091 R)
• M20: 19,262,820 km (0.088 R)
• M21: 20,478,602 km (0.072 R)
• M22: 20,959,559 km (0.075 R)
• M23: 22,245,353 km (0.108 R)
• M24: 23,373,620 km (0.105 R)
• M25: 24,972,971 km (0.057 R)
• M26: 25,855,150 km (0.102 R)
• M27: 28,865,807 km (0.04 R)
• M28: 43,405,523 km (0.102 R)
• M29: 45,978,307 km (0.081 R)
• M30: 49,679,358 km (0.058 R)
• M31: 68,162,774 km (0.066 R)
• M32: 75,442,954 km (0.103 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 529 - 11,639 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit