🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.42

Radius: 1.64

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 0.5 AU - 0.64 AU

Year: 274 Days

Day: 35.8 Hours

Environment

Temp: -118 °C

Axial Tilt: 22.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 56,927,373 km

• M1: 57,296 km (0.101 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 285

Radius: 10.5

Gravity: 2.59 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 0.64 AU - 0.88 AU

Year: 421 Days

Day: 14.1 Hours

Environment

Temp: -141 °C

Axial Tilt: 1.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 56,927,373 km

• M1: 131,197 km (0.068 R)
• M2: 462,257 km (0.098 R)
• M3: 792,270 km (0.107 R)
• M4: 1,136,794 km (0.073 R)
• M5: 2,380,102 km (0.084 R)
• M6: 2,711,013 km (0.106 R)
• M7: 3,234,605 km (0.109 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 632.9

Radius: 13.7

Gravity: 3.37 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 1.43 AU - 1.61 AU

Year: 1192 Days

Day: 6 Hours

Environment

Temp: -169 °C

Axial Tilt: 6.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 56,927,373 km

• M1: 170,392 km (0.079 R)
• M2: 607,966 km (0.069 R)
• M3: 1,151,455 km (0.11 R)
• M4: 1,700,030 km (0.082 R)
• M5: 2,199,986 km (0.111 R)
• M6: 2,648,182 km (0.084 R)
• M7: 3,089,046 km (0.081 R)
• M8: 3,956,714 km (0.054 R)
• M9: 4,811,367 km (0.113 R)
• M10: 5,743,661 km (0.103 R)
• M11: 6,309,290 km (0.097 R)
• M12: 8,783,938 km (0.114 R)
• M13: 9,807,188 km (0.055 R)
• M14: 10,363,542 km (0.033 R)
• M15: 11,271,003 km (0.113 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 136.8

Radius: 12.1

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 1.98 AU - 2.22 AU

Year: 1935 Days

Day: 7.3 Hours

Environment

Temp: -198 °C

Axial Tilt: 27.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 56,927,373 km

• M1: 150,495 km (0.11 R)
• M2: 731,833 km (0.066 R)
• M3: 1,352,365 km (0.098 R)
• M4: 1,787,545 km (0.062 R)
• M5: 3,063,166 km (0.115 R)
• M6: 3,827,312 km (0.115 R)
• M7: 4,393,689 km (0.073 R)
• M8: 5,161,426 km (0.12 R)
• M9: 5,754,432 km (0.097 R)
• M10: 8,233,568 km (0.046 R)
• M11: 9,235,275 km (0.091 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 887.6

Radius: 10.8

Gravity: 7.61 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 2.24 AU - 2.5 AU

Year: 2320 Days

Day: 12.5 Hours

Environment

Temp: -201 °C

Axial Tilt: 8.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 56,927,373 km

• M1: 140,173 km (0.044 R)
• M2: 637,437 km (0.117 R)
• M3: 1,226,553 km (0.081 R)
• M4: 2,369,780 km (0.118 R)
• M5: 2,889,483 km (0.077 R)
• M6: 3,448,081 km (0.118 R)
• M7: 4,261,894 km (0.06 R)
• M8: 6,133,961 km (0.115 R)
• M9: 6,543,560 km (0.086 R)
• M10: 7,509,215 km (0.076 R)
• M11: 7,946,639 km (0.068 R)
• M12: 8,804,134 km (0.065 R)
• M13: 9,576,956 km (0.07 R)
• M14: 11,542,224 km (0.11 R)
• M15: 12,210,627 km (0.116 R)
• M16: 14,088,379 km (0.115 R)
• M17: 16,048,710 km (0.094 R)
• M18: 16,409,690 km (0.076 R)
• M19: 16,775,905 km (0.115 R)
• M20: 18,240,319 km (0.118 R)
• M21: 19,147,331 km (0.061 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 755.1

Radius: 13

Gravity: 4.47 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 2.95 AU - 3.47 AU

Year: 3657 Days

Day: 12.2 Hours

Environment

Temp: -195 °C

Axial Tilt: 28.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 56,927,373 km

• M1: 161,715 km (0.089 R)
• M2: 690,544 km (0.078 R)
• M3: 1,374,954 km (0.111 R)
• M4: 2,531,495 km (0.055 R)
• M5: 3,031,900 km (0.117 R)
• M6: 3,618,174 km (0.117 R)
• M7: 5,172,646 km (0.05 R)
• M8: 6,042,258 km (0.057 R)
• M9: 6,664,436 km (0.085 R)
• M10: 8,283,533 km (0.076 R)
• M11: 9,052,466 km (0.101 R)
• M12: 10,690,713 km (0.085 R)
• M13: 13,831,221 km (0.107 R)
• M14: 15,557,580 km (0.09 R)
• M15: 16,052,450 km (0.11 R)
• M16: 17,423,664 km (0.106 R)
• M17: 18,933,406 km (0.095 R)
• M18: 19,688,426 km (0.109 R)
• M19: 20,924,703 km (0.103 R)
• M20: 22,212,142 km (0.066 R)
• M21: 23,265,461 km (0.104 R)
• M22: 23,913,070 km (0.114 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 773.3

Radius: 3.9

Gravity: 50.84 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 6.09 AU - 8.23 AU

Year: 12182 Days

Day: 22.2 Hours

Environment

Temp: -218 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 56,927,373 km

• M1: 56,548 km (0.11 R)
• M2: 229,184 km (0.081 R)
• M3: 679,324 km (0.087 R)
• M4: 980,614 km (0.047 R)
• M5: 12,958,916 km (0.12 R)
• M6: 13,408,457 km (0.115 R)
• M7: 16,851,003 km (0.119 R)
• M8: 21,367,064 km (0.109 R)
• M9: 22,266,446 km (0.089 R)
• M10: 22,633,111 km (0.066 R)
• M11: 23,948,375 km (0.114 R)
• M12: 26,833,370 km (0.087 R)
• M13: 27,562,959 km (0.071 R)
• M14: 35,350,426 km (0.097 R)
• M15: 42,208,142 km (0.1 R)
• M16: 47,140,533 km (0.075 R)
• M17: 47,291,178 km (0.098 R)
• M18: 52,605,194 km (0.064 R)
• M19: 56,586,741 km (0.085 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: 231 - 18,266 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit