🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.04

Radius: 1.33

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 0.5 AU - 0.6 AU

Year: 268 Days

Day: 29.6 Hours

Environment

Temp: -113 °C

Axial Tilt: 37.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.52

Radius: 1.45

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 0.54 AU - 0.74 AU

Year: 336 Days

Day: 26.9 Hours

Environment

Temp: -139 °C

Axial Tilt: 48.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 14,416,381 km

• M1: 663,317 km (0.061 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 662.3

Radius: 9.8

Gravity: 6.9 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 0.79 AU - 0.87 AU

Year: 496 Days

Day: 13.1 Hours

Environment

Temp: -156 °C

Axial Tilt: 2.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 14,416,381 km

• M1: 121,922 km (0.052 R)
• M2: 468,989 km (0.071 R)
• M3: 777,759 km (0.078 R)
• M4: 1,099,395 km (0.089 R)
• M5: 1,610,571 km (0.109 R)
• M6: 2,166,028 km (0.052 R)
• M7: 2,484,372 km (0.104 R)
• M8: 3,066,457 km (0.105 R)
• M9: 3,371,936 km (0.052 R)
• M10: 4,743,748 km (0.1 R)
• M11: 5,138,388 km (0.105 R)
• M12: 5,452,842 km (0.104 R)
• M13: 5,975,687 km (0.05 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 879.1

Radius: 10.4

Gravity: 8.13 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 0.82 AU - 0.84 AU

Year: 496 Days

Day: 7.1 Hours

Environment

Temp: -158 °C

Axial Tilt: 23.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 14,416,381 km

• M1: 129,402 km (0.062 R)
• M2: 511,176 km (0.086 R)
• M3: 966,552 km (0.091 R)
• M4: 1,964,519 km (0.1 R)
• M5: 2,436,650 km (0.049 R)
• M6: 2,870,334 km (0.113 R)
• M7: 3,280,831 km (0.103 R)
• M8: 3,949,384 km (0.095 R)
• M9: 4,413,736 km (0.074 R)
• M10: 5,212,139 km (0.108 R)
• M11: 5,844,639 km (0.11 R)
• M12: 6,646,334 km (0.091 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 905.8

Radius: 14.4

Gravity: 4.37 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 1.67 AU - 2.59 AU

Year: 2039 Days

Day: 9.6 Hours

Environment

Temp: -195 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 14,416,381 km

• M1: 179,368 km (0.057 R)
• M2: 686,205 km (0.096 R)
• M3: 1,413,999 km (0.111 R)
• M4: 2,238,134 km (0.11 R)
• M5: 2,702,186 km (0.112 R)
• M6: 3,298,035 km (0.069 R)
• M7: 4,097,186 km (0.091 R)
• M8: 4,756,913 km (0.08 R)
• M9: 6,503,319 km (0.083 R)
• M10: 7,732,564 km (0.083 R)
• M11: 9,179,475 km (0.08 R)
• M12: 9,664,770 km (0.109 R)
• M13: 10,424,728 km (0.04 R)
• M14: 10,953,257 km (0.099 R)
• M15: 13,468,595 km (0.075 R)
• M16: 14,005,502 km (0.11 R)
• M17: 15,217,843 km (0.097 R)
• M18: 16,197,410 km (0.094 R)
• M19: 16,753,765 km (0.035 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 423.8

Radius: 9.8

Gravity: 4.41 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 1.82 AU - 2.52 AU

Year: 2097 Days

Day: 10.3 Hours

Environment

Temp: -195 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 14,416,381 km

• M1: 121,922 km (0.1 R)
• M2: 435,629 km (0.084 R)
• M3: 834,307 km (0.092 R)
• M4: 1,165,816 km (0.048 R)
• M5: 1,540,708 km (0.098 R)
• M6: 1,876,705 km (0.053 R)
• M7: 2,202,230 km (0.089 R)
• M8: 2,954,408 km (0.089 R)
• M9: 3,696,115 km (0.106 R)
• M10: 4,083,872 km (0.112 R)
• M11: 4,498,558 km (0.092 R)
• M12: 5,797,665 km (0.082 R)
• M13: 6,724,424 km (0.073 R)
• M14: 9,214,032 km (0.105 R)
• M15: 9,896,498 km (0.085 R)
• M16: 10,335,567 km (0.105 R)
• M17: 11,582,765 km (0.096 R)
• M18: 12,032,606 km (0.087 R)
• M19: 13,493,578 km (0.085 R)
• M20: 14,076,112 km (0.09 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 238 - 16,340 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit