🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.91

Radius: 0.96

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 0.55 AU - 0.71 AU

Year: 328 Days

Day: 32.3 Hours

Environment

Temp: -132 °C

Axial Tilt: 82.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 356.6

Radius: 11

Gravity: 2.95 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 0.69 AU - 0.93 AU

Year: 478 Days

Day: 8.1 Hours

Environment

Temp: -151 °C

Axial Tilt: 4.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 66,326,492 km

• M1: 136,882 km (0.102 R)
• M2: 555,008 km (0.064 R)
• M3: 915,240 km (0.072 R)
• M4: 1,269,936 km (0.087 R)
• M5: 1,753,736 km (0.075 R)
• M6: 2,611,380 km (0.111 R)
• M7: 3,045,962 km (0.104 R)
• M8: 3,680,856 km (0.083 R)
• M9: 4,177,670 km (0.109 R)
• M10: 4,537,902 km (0.083 R)
• M11: 4,890,055 km (0.088 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 698.7

Radius: 13.7

Gravity: 3.72 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 0.94 AU - 1.16 AU

Year: 706 Days

Day: 11.3 Hours

Environment

Temp: -154 °C

Axial Tilt: 17.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 66,326,492 km

• M1: 170,392 km (0.119 R)
• M2: 599,439 km (0.063 R)
• M3: 1,131,558 km (0.081 R)
• M4: 1,672,803 km (0.059 R)
• M5: 2,305,902 km (0.076 R)
• M6: 2,764,269 km (0.113 R)
• M7: 3,602,317 km (0.074 R)
• M8: 4,735,072 km (0.046 R)
• M9: 5,214,533 km (0.072 R)
• M10: 6,112,719 km (0.047 R)
• M11: 6,557,623 km (0.082 R)
• M12: 7,355,129 km (0.102 R)
• M13: 8,216,513 km (0.09 R)

Asteroid Belt

Center: 2.37 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 3.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 991.4

Radius: 8.2

Gravity: 14.74 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 3.68 AU - 3.7 AU

Year: 4650 Days

Day: 9.9 Hours

Environment

Temp: -208 °C

Axial Tilt: 36.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 66,326,492 km

• M1: 102,026 km (0.093 R)
• M2: 411,095 km (0.045 R)
• M3: 762,052 km (0.106 R)
• M4: 1,195,137 km (0.057 R)
• M5: 1,615,507 km (0.026 R)
• M6: 1,896,153 km (0.074 R)
• M7: 2,471,207 km (0.107 R)
• M8: 2,922,245 km (0.076 R)
• M9: 3,780,039 km (0.12 R)
• M10: 6,832,584 km (0.077 R)
• M11: 8,847,517 km (0.08 R)
• M12: 14,063,397 km (0.111 R)
• M13: 15,556,084 km (0.081 R)
• M14: 19,675,112 km (0.037 R)
• M15: 25,528,129 km (0.09 R)
• M16: 26,789,538 km (0.085 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 536.1

Radius: 14.6

Gravity: 2.52 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 3.09 AU - 4.97 AU

Year: 5307 Days

Day: 7.9 Hours

Environment

Temp: -220 °C

Axial Tilt: 6.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 66,326,492 km

• M1: 181,612 km (0.081 R)
• M2: 664,364 km (0.094 R)
• M3: 2,298,122 km (0.043 R)
• M4: 2,964,132 km (0.102 R)
• M5: 4,637,384 km (0.104 R)
• M6: 5,651,808 km (0.067 R)
• M7: 6,303,905 km (0.075 R)
• M8: 8,835,699 km (0.113 R)
• M9: 9,430,051 km (0.05 R)
• M10: 10,699,090 km (0.111 R)
• M11: 11,606,700 km (0.114 R)
• M12: 12,962,805 km (0.088 R)
• M13: 13,523,498 km (0.072 R)
• M14: 15,930,677 km (0.055 R)
• M15: 16,753,316 km (0.088 R)
• M16: 21,651,001 km (0.07 R)
• M17: 22,224,110 km (0.058 R)
• M18: 23,475,646 km (0.097 R)
• M19: 24,080,620 km (0.091 R)
• M20: 24,618,574 km (0.114 R)
• M21: 28,525,920 km (0.111 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 247.7

Radius: 8

Gravity: 3.87 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 4.56 AU - 6.8 AU

Year: 8880 Days

Day: 11.5 Hours

Environment

Temp: -212 °C

Axial Tilt: 7.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 66,326,492 km

• M1: 136,882 km (0.075 R)
• M2: 497,263 km (0.089 R)
• M3: 819,946 km (0.064 R)
• M4: 1,260,811 km (0.116 R)
• M5: 2,724,177 km (0.095 R)
• M6: 3,577,633 km (0.08 R)
• M7: 3,891,041 km (0.113 R)
• M8: 4,296,002 km (0.082 R)
• M9: 7,486,775 km (0.102 R)
• M10: 8,977,967 km (0.109 R)
• M11: 9,558,706 km (0.087 R)
• M12: 11,595,481 km (0.071 R)
• M13: 12,740,951 km (0.086 R)
• M14: 15,429,824 km (0.079 R)
• M15: 16,567,216 km (0.098 R)
• M16: 21,168,847 km (0.066 R)
• M17: 24,509,816 km (0.093 R)
• M18: 28,449,925 km (0.066 R)
• M19: 29,070,756 km (0.116 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 788.9

Radius: 7.2

Gravity: 15.22 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 7.67 AU - 11.57 AU

Year: 19574 Days

Day: 24.9 Hours

Environment

Temp: -220 °C

Axial Tilt: 5.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 66,326,492 km

• M1: 91,853 km (0.115 R)
• M2: 524,939 km (0.027 R)
• M3: 827,276 km (0.112 R)
• M4: 1,301,950 km (0.086 R)
• M5: 2,146,879 km (0.069 R)
• M6: 3,971,225 km (0.104 R)
• M7: 4,432,735 km (0.106 R)
• M8: 5,115,350 km (0.109 R)
• M9: 5,541,554 km (0.078 R)
• M10: 5,783,753 km (0.104 R)
• M11: 6,033,133 km (0.063 R)
• M12: 6,464,722 km (0.061 R)
• M13: 10,263,312 km (0.066 R)
• M14: 13,806,687 km (0.117 R)
• M15: 15,891,931 km (0.058 R)
• M16: 16,465,041 km (0.118 R)
• M17: 19,913,122 km (0.092 R)
• M18: 20,772,113 km (0.034 R)
• M19: 21,358,387 km (0.108 R)
• M20: 22,258,368 km (0.09 R)
• M21: 23,183,332 km (0.088 R)
• M22: 25,663,365 km (0.118 R)
• M23: 29,156,775 km (0.114 R)
• M24: 31,525,956 km (0.111 R)
• M25: 32,299,975 km (0.086 R)
• M26: 33,351,648 km (0.09 R)
• M27: 33,618,082 km (0.1 R)
• M28: 35,384,833 km (0.081 R)
• M29: 37,069,754 km (0.087 R)
• M30: 37,931,886 km (0.037 R)
• M31: 40,902,601 km (0.059 R)
• M32: 47,470,097 km (0.092 R)
• M33: 49,517,494 km (0.05 R)
• M34: 50,563,033 km (0.1 R)
• M35: 59,071,861 km (0.111 R)
• M36: 65,106,639 km (0.108 R)
• M37: 68,058,205 km (0.075 R)
• M38: 76,517,366 km (0.095 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 469.3

Radius: 7.6

Gravity: 8.13 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 8.25 AU - 11.05 AU

Year: 19665 Days

Day: 17.5 Hours

Environment

Temp: -231 °C

Axial Tilt: 26.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 66,326,492 km

• M1: 94,546 km (0.091 R)
• M2: 640,428 km (0.112 R)
• M3: 1,092,513 km (0.115 R)
• M4: 3,262,580 km (0.104 R)
• M5: 3,728,727 km (0.119 R)
• M6: 5,813,672 km (0.116 R)
• M7: 8,176,421 km (0.058 R)
• M8: 17,456,875 km (0.107 R)
• M9: 19,309,644 km (0.069 R)
• M10: 20,193,618 km (0.057 R)
• M11: 33,878,233 km (0.03 R)
• M12: 40,912,923 km (0.092 R)
• M13: 41,928,543 km (0.095 R)
• M14: 42,221,755 km (0.109 R)
• M15: 53,025,713 km (0.08 R)
• M16: 54,058,986 km (0.059 R)
• M17: 62,622,566 km (0.048 R)
• M18: 65,141,495 km (0.063 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: 505 - 14,804 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit