🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.15

Radius: 1.58

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 0.51 AU - 0.67 AU

Year: 288 Days

Day: 17.3 Hours

Environment

Temp: -130 °C

Axial Tilt: 40 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 169.2

Radius: 13.8

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 0.75 AU - 0.93 AU

Year: 489 Days

Day: 12.7 Hours

Environment

Temp: -157 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 54,016,146 km

• M1: 172,187 km (0.04 R)
• M2: 605,722 km (0.111 R)
• M3: 1,191,098 km (0.083 R)
• M4: 1,645,876 km (0.088 R)
• M5: 2,092,874 km (0.088 R)
• M6: 2,779,379 km (0.101 R)
• M7: 3,698,807 km (0.073 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 497.8

Radius: 14.1

Gravity: 2.5 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 0.87 AU - 1.09 AU

Year: 617 Days

Day: 11.9 Hours

Environment

Temp: -156 °C

Axial Tilt: 38.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 54,016,146 km

• M1: 175,329 km (0.117 R)
• M2: 678,277 km (0.097 R)
• M3: 1,167,462 km (0.051 R)
• M4: 1,752,090 km (0.098 R)
• M5: 2,384,440 km (0.118 R)
• M6: 3,006,468 km (0.056 R)
• M7: 4,072,802 km (0.058 R)
• M8: 4,549,870 km (0.118 R)
• M9: 5,129,412 km (0.111 R)
• M10: 5,669,909 km (0.093 R)
• M11: 6,137,103 km (0.051 R)
• M12: 6,708,118 km (0.103 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 802.1

Radius: 10.3

Gravity: 7.56 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 0.99 AU - 1.07 AU

Year: 665 Days

Day: 5.9 Hours

Environment

Temp: -170 °C

Axial Tilt: 25.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 54,016,146 km

• M1: 128,056 km (0.049 R)
• M2: 534,812 km (0.087 R)
• M3: 1,136,046 km (0.087 R)
• M4: 1,463,815 km (0.045 R)
• M5: 1,804,300 km (0.095 R)
• M6: 2,247,558 km (0.077 R)
• M7: 3,187,033 km (0.069 R)
• M8: 4,016,104 km (0.083 R)
• M9: 4,513,817 km (0.077 R)
• M10: 4,879,583 km (0.117 R)
• M11: 6,359,854 km (0.11 R)
• M12: 7,303,966 km (0.072 R)
• M13: 7,692,771 km (0.044 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 550

Radius: 8.3

Gravity: 7.98 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 0.79 AU - 1.31 AU

Year: 684 Days

Day: 14.1 Hours

Environment

Temp: -165 °C

Axial Tilt: 178.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 54,016,146 km

• M1: 103,971 km (0.081 R)
• M2: 412,890 km (0.095 R)
• M3: 679,324 km (0.11 R)
• M4: 1,107,024 km (0.095 R)
• M5: 1,393,803 km (0.115 R)
• M6: 1,714,541 km (0.061 R)
• M7: 2,093,473 km (0.069 R)
• M8: 2,517,283 km (0.08 R)
• M9: 2,903,695 km (0.059 R)
• M10: 3,240,739 km (0.053 R)
• M11: 3,712,720 km (0.032 R)
• M12: 4,959,020 km (0.111 R)
• M13: 5,353,958 km (0.059 R)
• M14: 5,938,287 km (0.113 R)
• M15: 6,246,010 km (0.075 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 266.7

Radius: 12.7

Gravity: 1.65 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 1.03 AU - 1.11 AU

Year: 704 Days

Day: 5.8 Hours

Environment

Temp: -158 °C

Axial Tilt: 12.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 54,016,146 km

• M1: 158,873 km (0.095 R)
• M2: 649,255 km (0.094 R)
• M3: 1,057,358 km (0.088 R)
• M4: 1,617,153 km (0.111 R)
• M5: 2,245,464 km (0.102 R)
• M6: 2,667,480 km (0.119 R)
• M7: 3,539,336 km (0.094 R)
• M8: 4,710,239 km (0.094 R)

Planet 7 - Gas Giant

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 580.7

Radius: 14

Gravity: 2.96 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 1.38 AU - 1.68 AU

Year: 1203 Days

Day: 6.3 Hours

Environment

Temp: -176 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 54,016,146 km

• M1: 174,282 km (0.079 R)
• M2: 648,806 km (0.031 R)
• M3: 1,152,652 km (0.087 R)
• M4: 1,600,847 km (0.117 R)
• M5: 2,126,534 km (0.084 R)
• M6: 2,717,894 km (0.098 R)
• M7: 3,331,395 km (0.096 R)
• M8: 4,219,258 km (0.074 R)
• M9: 5,142,427 km (0.052 R)
• M10: 5,683,672 km (0.068 R)
• M11: 6,555,528 km (0.084 R)
• M12: 7,315,785 km (0.116 R)
• M13: 8,240,599 km (0.105 R)
• M14: 10,479,780 km (0.071 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 131.4

Radius: 9.1

Gravity: 1.59 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 4.02 AU - 5.84 AU

Year: 6960 Days

Day: 12.2 Hours

Environment

Temp: -222 °C

Axial Tilt: 25 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 54,016,146 km

• M1: 118,631 km (0.105 R)
• M2: 454,628 km (0.094 R)
• M3: 1,224,907 km (0.115 R)
• M4: 1,526,796 km (0.057 R)
• M5: 3,346,804 km (0.086 R)
• M6: 3,686,840 km (0.09 R)
• M7: 4,133,988 km (0.084 R)
• M8: 4,437,073 km (0.095 R)
• M9: 6,294,181 km (0.098 R)
• M10: 7,177,257 km (0.116 R)
• M11: 8,971,833 km (0.105 R)
• M12: 10,640,597 km (0.108 R)
• M13: 12,641,618 km (0.081 R)
• M14: 13,946,411 km (0.035 R)
• M15: 16,495,858 km (0.112 R)
• M16: 20,565,219 km (0.11 R)

Planet 9 - Gas Giant

Semi-Major Axis: 5.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 832.5

Radius: 14.5

Gravity: 3.96 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 4.71 AU - 5.83 AU

Year: 7692 Days

Day: 13.6 Hours

Environment

Temp: -221 °C

Axial Tilt: 35.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 54,016,146 km

• M1: 180,265 km (0.106 R)
• M2: 1,060,051 km (0.12 R)
• M3: 2,815,881 km (0.062 R)
• M4: 4,591,907 km (0.096 R)
• M5: 5,335,558 km (0.087 R)
• M6: 6,510,799 km (0.103 R)
• M7: 7,690,228 km (0.062 R)
• M8: 8,310,012 km (0.108 R)
• M9: 11,869,993 km (0.083 R)
• M10: 13,273,669 km (0.095 R)
• M11: 14,974,148 km (0.12 R)
• M12: 16,747,631 km (0.104 R)
• M13: 18,221,021 km (0.108 R)
• M14: 19,250,254 km (0.094 R)
• M15: 24,631,738 km (0.089 R)
• M16: 25,526,184 km (0.116 R)
• M17: 28,243,031 km (0.078 R)
• M18: 29,721,507 km (0.112 R)
• M19: 35,472,498 km (0.034 R)
• M20: 38,489,288 km (0.09 R)
• M21: 39,937,844 km (0.104 R)
• M22: 42,305,231 km (0.03 R)

Planet 10 - Ice Giant

Semi-Major Axis: 7.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 552.4

Radius: 5.8

Gravity: 16.42 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 7.33 AU - 7.87 AU

Year: 13322 Days

Day: 23.9 Hours

Environment

Temp: -219 °C

Axial Tilt: 49.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 54,016,146 km

• M1: 72,705 km (0.094 R)
• M2: 314,455 km (0.095 R)
• M3: 827,276 km (0.091 R)
• M4: 1,169,706 km (0.118 R)
• M5: 2,325,948 km (0.107 R)
• M6: 3,473,064 km (0.109 R)
• M7: 5,254,625 km (0.109 R)
• M8: 5,495,927 km (0.077 R)
• M9: 5,926,768 km (0.102 R)
• M10: 6,694,505 km (0.111 R)
• M11: 10,434,751 km (0.071 R)
• M12: 10,761,472 km (0.083 R)
• M13: 11,151,025 km (0.077 R)
• M14: 11,492,557 km (0.117 R)
• M15: 14,750,200 km (0.098 R)
• M16: 29,274,359 km (0.108 R)
• M17: 35,349,977 km (0.112 R)
• M18: 42,489,984 km (0.048 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 293 - 12,542 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit