🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.91

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 0.49 AU - 0.63 AU

Year: 275 Days

Day: 24.1 Hours

Environment

Temp: -124 °C

Axial Tilt: 3.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 80,525,076 km

• M1: 40,840 km (0.113 R)
• M2: 122,221 km (0.088 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.62

Radius: 1.21

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 0.57 AU - 0.63 AU

Year: 305 Days

Day: 21.5 Hours

Environment

Temp: -123 °C

Axial Tilt: 7.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 0.95 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 1.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 831.2

Radius: 9

Gravity: 10.26 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 1.14 AU - 1.44 AU

Year: 961 Days

Day: 14.6 Hours

Environment

Temp: -178 °C

Axial Tilt: 16.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 80,525,076 km

• M1: 111,899 km (0.088 R)
• M2: 392,844 km (0.096 R)
• M3: 727,195 km (0.097 R)
• M4: 1,016,218 km (0.113 R)
• M5: 1,479,074 km (0.087 R)
• M6: 1,897,499 km (0.094 R)
• M7: 2,292,139 km (0.099 R)
• M8: 3,362,212 km (0.081 R)
• M9: 3,784,377 km (0.07 R)
• M10: 4,123,965 km (0.119 R)
• M11: 4,448,592 km (0.108 R)
• M12: 4,808,824 km (0.083 R)
• M13: 5,091,713 km (0.111 R)
• M14: 6,008,000 km (0.069 R)
• M15: 6,448,865 km (0.095 R)
• M16: 7,296,935 km (0.115 R)
• M17: 7,696,960 km (0.06 R)
• M18: 7,980,448 km (0.118 R)
• M19: 8,540,991 km (0.108 R)
• M20: 8,872,949 km (0.098 R)
• M21: 9,503,953 km (0.031 R)
• M22: 10,381,045 km (0.041 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 807

Radius: 13.5

Gravity: 4.43 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 1.33 AU - 1.55 AU

Year: 1134 Days

Day: 14.4 Hours

Environment

Temp: -173 °C

Axial Tilt: 5.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 80,525,076 km

• M1: 167,998 km (0.105 R)
• M2: 639,680 km (0.065 R)
• M3: 1,205,011 km (0.102 R)
• M4: 1,978,133 km (0.109 R)
• M5: 2,472,404 km (0.097 R)
• M6: 3,378,219 km (0.081 R)
• M7: 3,908,693 km (0.111 R)
• M8: 4,476,716 km (0.077 R)
• M9: 5,693,994 km (0.109 R)
• M10: 8,161,312 km (0.081 R)
• M11: 8,746,688 km (0.105 R)
• M12: 9,540,305 km (0.058 R)
• M13: 10,032,931 km (0.082 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 502.9

Radius: 11.2

Gravity: 4.01 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 2.4 AU - 3.86 AU

Year: 3633 Days

Day: 9.9 Hours

Environment

Temp: -207 °C

Axial Tilt: 38.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 80,525,076 km

• M1: 139,575 km (0.112 R)
• M2: 753,824 km (0.117 R)
• M3: 1,581,698 km (0.08 R)
• M4: 2,041,113 km (0.093 R)
• M5: 3,758,946 km (0.071 R)
• M6: 5,557,262 km (0.112 R)
• M7: 10,721,231 km (0.099 R)
• M8: 11,381,556 km (0.025 R)
• M9: 11,937,910 km (0.107 R)
• M10: 12,738,109 km (0.09 R)
• M11: 20,104,458 km (0.031 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 410.7

Radius: 8.7

Gravity: 5.43 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 3.38 AU - 3.74 AU

Year: 4406 Days

Day: 12.9 Hours

Environment

Temp: -202 °C

Axial Tilt: 17.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 80,525,076 km

• M1: 108,608 km (0.104 R)
• M2: 410,497 km (0.094 R)
• M3: 769,232 km (0.046 R)
• M4: 1,667,268 km (0.101 R)
• M5: 2,147,328 km (0.084 R)
• M6: 2,815,582 km (0.111 R)
• M7: 3,162,200 km (0.059 R)
• M8: 5,115,050 km (0.114 R)
• M9: 5,553,671 km (0.09 R)
• M10: 6,272,639 km (0.094 R)
• M11: 6,775,437 km (0.116 R)
• M12: 7,209,421 km (0.079 R)
• M13: 8,803,535 km (0.065 R)
• M14: 9,434,091 km (0.084 R)
• M15: 10,054,772 km (0.067 R)
• M16: 10,743,820 km (0.098 R)
• M17: 11,420,601 km (0.059 R)
• M18: 12,580,732 km (0.089 R)
• M19: 13,189,446 km (0.105 R)
• M20: 14,214,042 km (0.031 R)
• M21: 16,201,449 km (0.059 R)
• M22: 17,896,244 km (0.057 R)
• M23: 18,907,376 km (0.096 R)
• M24: 19,211,807 km (0.113 R)
• M25: 22,371,913 km (0.042 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 255.8

Radius: 12.1

Gravity: 1.75 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 3.72 AU - 4.02 AU

Year: 4994 Days

Day: 13.5 Hours

Environment

Temp: -208 °C

Axial Tilt: 22.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 80,525,076 km

• M1: 180,864 km (0.07 R)
• M2: 629,209 km (0.095 R)
• M3: 1,075,609 km (0.092 R)
• M4: 1,541,756 km (0.083 R)
• M5: 2,264,463 km (0.083 R)
• M6: 2,735,995 km (0.115 R)
• M7: 3,166,987 km (0.092 R)
• M8: 3,879,222 km (0.05 R)
• M9: 4,788,029 km (0.105 R)
• M10: 6,325,746 km (0.083 R)
• M11: 7,743,485 km (0.116 R)
• M12: 9,848,626 km (0.114 R)
• M13: 13,495,523 km (0.074 R)
• M14: 14,655,355 km (0.089 R)
• M15: 15,106,991 km (0.113 R)
• M16: 17,283,491 km (0.116 R)
• M17: 18,187,062 km (0.115 R)
• M18: 20,583,769 km (0.093 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 227.6

Radius: 4.3

Gravity: 12.31 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 7.42 AU - 7.6 AU

Year: 13501 Days

Day: 24.9 Hours

Environment

Temp: -225 °C

Axial Tilt: 6.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 80,525,076 km

• M1: 56,249 km (0.08 R)
• M2: 238,758 km (0.118 R)
• M3: 392,246 km (0.102 R)
• M4: 527,183 km (0.035 R)
• M5: 1,031,029 km (0.027 R)
• M6: 1,180,178 km (0.113 R)
• M7: 1,631,365 km (0.085 R)
• M8: 2,549,597 km (0.075 R)
• M9: 3,364,307 km (0.073 R)
• M10: 4,476,866 km (0.102 R)
• M11: 5,085,729 km (0.09 R)
• M12: 6,609,683 km (0.096 R)
• M13: 7,052,492 km (0.063 R)
• M14: 7,358,420 km (0.119 R)
• M15: 9,941,377 km (0.094 R)
• M16: 11,382,752 km (0.107 R)
• M17: 14,124,732 km (0.116 R)
• M18: 15,360,261 km (0.111 R)
• M19: 15,938,905 km (0.106 R)
• M20: 18,471,597 km (0.094 R)
• M21: 18,688,065 km (0.078 R)
• M22: 20,867,856 km (0.088 R)
• M23: 22,140,335 km (0.049 R)
• M24: 26,357,350 km (0.115 R)
• M25: 36,789,557 km (0.116 R)
• M26: 37,017,694 km (0.071 R)

Planet 9 - Ice Giant

Semi-Major Axis: 9.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 869.2

Radius: 7

Gravity: 17.74 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 7.22 AU - 11.86 AU

Year: 19330 Days

Day: 18.7 Hours

Environment

Temp: -222 °C

Axial Tilt: 6.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 80,525,076 km

• M1: 99,782 km (0.091 R)
• M2: 375,191 km (0.113 R)
• M3: 638,783 km (0.059 R)
• M4: 920,476 km (0.101 R)
• M5: 1,299,258 km (0.092 R)
• M6: 1,618,051 km (0.116 R)
• M7: 2,215,694 km (0.081 R)
• M8: 2,848,343 km (0.117 R)
• M9: 3,304,767 km (0.103 R)
• M10: 3,565,516 km (0.087 R)
• M11: 5,510,138 km (0.065 R)
• M12: 5,836,262 km (0.102 R)
• M13: 6,132,017 km (0.092 R)
• M14: 6,437,944 km (0.114 R)
• M15: 6,985,921 km (0.108 R)
• M16: 8,332,153 km (0.058 R)
• M17: 10,202,276 km (0.1 R)
• M18: 10,508,203 km (0.104 R)
• M19: 11,528,311 km (0.077 R)
• M20: 13,108,214 km (0.032 R)
• M21: 25,379,279 km (0.117 R)
• M22: 26,973,842 km (0.118 R)
• M23: 31,122,341 km (0.115 R)
• M24: 36,382,053 km (0.032 R)
• M25: 40,656,662 km (0.084 R)
• M26: 41,581,027 km (0.069 R)
• M27: 42,993,680 km (0.071 R)
• M28: 50,893,944 km (0.041 R)
• M29: 52,509,601 km (0.1 R)
• M30: 55,090,463 km (0.048 R)
• M31: 58,922,113 km (0.111 R)
• M32: 62,519,194 km (0.114 R)
• M33: 63,543,790 km (0.114 R)
• M34: 64,163,873 km (0.103 R)
• M35: 65,626,342 km (0.106 R)
• M36: 69,052,582 km (0.085 R)
• M37: 73,955,652 km (0.118 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 485 - 13,001 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit