🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.16

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 0.51 AU - 0.75 AU

Year: 215 Days

Day: 25.3 Hours

Environment

Temp: 17 °C

Axial Tilt: 32.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 86,114,354 km

• M1: 329,115 km (0.106 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.47

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 0.77 AU - 1.03 AU

Year: 368 Days

Day: 14.2 Hours

Environment

Temp: -39 °C

Axial Tilt: 12.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 86,114,354 km

• M1: 295,605 km (0.093 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.37

Radius: 0.67

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 1.03 AU - 1.57 AU

Year: 638 Days

Day: 44.4 Hours

Environment

Temp: -86 °C

Axial Tilt: 14 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 86,114,354 km

• M1: 21,243 km (0.117 R)
• M2: 198,367 km (0.111 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.88

Radius: 0.95

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 1.79 AU - 1.81 AU

Year: 1040 Days

Day: 26.1 Hours

Environment

Temp: -101 °C

Axial Tilt: 35.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 86,114,354 km

• M1: 40,391 km (0.071 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.89

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 2.18 AU - 2.48 AU

Year: 1531 Days

Day: 31.8 Hours

Environment

Temp: -126 °C

Axial Tilt: 13.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 86,114,354 km

• M1: 147,055 km (0.087 R)

Asteroid Belt

Center: 2.76 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 3.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 574.4

Radius: 12.4

Gravity: 3.74 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 3.01 AU - 3.35 AU

Year: 2441 Days

Day: 10.7 Hours

Environment

Temp: -146 °C

Axial Tilt: 44.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 86,114,354 km

• M1: 156,629 km (0.085 R)
• M2: 567,874 km (0.076 R)
• M3: 1,208,302 km (0.088 R)
• M4: 1,675,646 km (0.1 R)
• M5: 2,475,546 km (0.117 R)
• M6: 3,145,894 km (0.105 R)
• M7: 3,604,112 km (0.102 R)
• M8: 4,550,917 km (0.087 R)
• M9: 5,208,399 km (0.11 R)
• M10: 7,131,330 km (0.06 R)
• M11: 8,426,998 km (0.113 R)
• M12: 10,269,445 km (0.034 R)
• M13: 11,519,934 km (0.107 R)
• M14: 11,998,946 km (0.116 R)
• M15: 13,125,568 km (0.117 R)
• M16: 13,870,415 km (0.053 R)
• M17: 14,922,687 km (0.095 R)
• M18: 15,348,742 km (0.083 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 908.5

Radius: 11.8

Gravity: 6.52 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 3.03 AU - 3.71 AU

Year: 2663 Days

Day: 12 Hours

Environment

Temp: -142 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 86,114,354 km

• M1: 146,756 km (0.081 R)
• M2: 554,260 km (0.114 R)
• M3: 1,261,409 km (0.066 R)
• M4: 1,750,893 km (0.109 R)
• M5: 2,132,966 km (0.118 R)
• M6: 2,662,992 km (0.091 R)
• M7: 4,072,652 km (0.096 R)
• M8: 4,570,963 km (0.076 R)
• M9: 5,183,117 km (0.098 R)
• M10: 5,743,212 km (0.117 R)
• M11: 8,397,676 km (0.069 R)
• M12: 8,956,125 km (0.118 R)
• M13: 10,781,369 km (0.089 R)
• M14: 11,399,507 km (0.108 R)
• M15: 12,260,293 km (0.066 R)
• M16: 13,349,964 km (0.112 R)
• M17: 18,245,256 km (0.088 R)
• M18: 19,064,304 km (0.111 R)
• M19: 20,276,645 km (0.089 R)

Planet 8 - Gas Giant

Semi-Major Axis: 3.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 548.2

Radius: 14.8

Gravity: 2.5 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 3.65 AU - 4.19 AU

Year: 3341 Days

Day: 5.1 Hours

Environment

Temp: -167 °C

Axial Tilt: 1.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 86,114,354 km

• M1: 184,005 km (0.113 R)
• M2: 691,441 km (0.037 R)
• M3: 1,200,074 km (0.067 R)
• M4: 1,680,433 km (0.078 R)
• M5: 2,547,951 km (0.105 R)
• M6: 3,310,900 km (0.097 R)
• M7: 4,243,493 km (0.041 R)
• M8: 5,320,598 km (0.075 R)
• M9: 6,263,513 km (0.065 R)
• M10: 7,223,184 km (0.063 R)
• M11: 9,289,878 km (0.049 R)
• M12: 9,957,683 km (0.087 R)
• M13: 12,242,641 km (0.098 R)
• M14: 12,819,640 km (0.04 R)
• M15: 14,366,183 km (0.109 R)
• M16: 15,773,300 km (0.116 R)
• M17: 16,244,534 km (0.099 R)
• M18: 18,110,767 km (0.095 R)
• M19: 21,426,454 km (0.088 R)

Planet 9 - Gas Giant

Semi-Major Axis: 6.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 197.6

Radius: 11.6

Gravity: 1.47 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 4.79 AU - 7.53 AU

Year: 6581 Days

Day: 13.8 Hours

Environment

Temp: -176 °C

Axial Tilt: 45.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 86,114,354 km

• M1: 144,362 km (0.114 R)
• M2: 645,066 km (0.047 R)
• M3: 1,139,487 km (0.067 R)
• M4: 1,568,085 km (0.067 R)
• M5: 2,011,643 km (0.071 R)
• M6: 2,696,950 km (0.06 R)
• M7: 3,085,905 km (0.034 R)
• M8: 3,710,326 km (0.071 R)
• M9: 4,371,998 km (0.054 R)
• M10: 4,863,876 km (0.118 R)
• M11: 6,625,091 km (0.116 R)
• M12: 9,992,839 km (0.05 R)
• M13: 10,849,436 km (0.119 R)
• M14: 12,755,313 km (0.117 R)
• M15: 13,421,472 km (0.096 R)
• M16: 14,771,593 km (0.105 R)
• M17: 17,105,619 km (0.068 R)
• M18: 17,681,870 km (0.066 R)
• M19: 18,092,815 km (0.072 R)
• M20: 19,613,178 km (0.113 R)
• M21: 20,889,398 km (0.092 R)
• M22: 22,084,685 km (0.063 R)
• M23: 23,819,721 km (0.111 R)

Planet 10 - Ice Giant

Semi-Major Axis: 12.91 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 996.3

Radius: 7

Gravity: 20.33 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 9.77 AU - 16.05 AU

Year: 19967 Days

Day: 21 Hours

Environment

Temp: -198 °C

Axial Tilt: 19.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 86,114,354 km

• M1: 87,066 km (0.114 R)
• M2: 318,045 km (0.087 R)
• M3: 588,817 km (0.119 R)
• M4: 817,403 km (0.085 R)
• M5: 1,399,189 km (0.112 R)
• M6: 2,120,699 km (0.082 R)
• M7: 2,480,183 km (0.1 R)
• M8: 3,438,507 km (0.096 R)
• M9: 4,844,877 km (0.109 R)
• M10: 5,388,964 km (0.109 R)
• M11: 6,831,836 km (0.059 R)
• M12: 8,625,514 km (0.102 R)
• M13: 9,482,560 km (0.093 R)
• M14: 11,100,611 km (0.11 R)
• M15: 15,685,636 km (0.066 R)
• M16: 17,133,743 km (0.073 R)
• M17: 18,117,050 km (0.086 R)
• M18: 18,855,316 km (0.101 R)
• M19: 19,326,998 km (0.111 R)
• M20: 26,076,854 km (0.093 R)
• M21: 28,102,708 km (0.11 R)
• M22: 28,966,636 km (0.117 R)
• M23: 34,806,189 km (0.095 R)
• M24: 37,702,104 km (0.104 R)
• M25: 44,133,017 km (0.116 R)
• M26: 44,464,227 km (0.094 R)
• M27: 46,315,351 km (0.118 R)
• M28: 50,531,468 km (0.119 R)
• M29: 55,958,580 km (0.085 R)
• M30: 61,349,040 km (0.068 R)
• M31: 62,175,867 km (0.092 R)
• M32: 62,592,198 km (0.103 R)
• M33: 68,616,205 km (0.074 R)
• M34: 70,180,400 km (0.109 R)
• M35: 85,086,183 km (0.102 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 343 - 17,891 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit